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Manual - Delta Ohm S.r.l.

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1. LL MAL TTT go 1 e ch CIN TE NSM 253 ERS es 58 MT A amp des ceg SWINK TET zn 2 gt 5 Frequency Hz 131 Filter for building transmitted acceleration on persons all directions ISO 2631 2 Weighting filter Wm TATE T DULL ILL BA i ILLA LLL D 7 HII ALL AL LLL ucc EY TT IEEE 1 1 124 lt AAN 4 LI NEN UD EE EE 1 4 if HEEL T LLL T ELI LLL S LT ni HNS St HL Va T T WW N 10 1 0 1 Frequency Hz 132 NOTES ABOUT THE OPERATI ON AND USER SAFETY Authorized use Observe the technical specifications indicated in the chapter TECHNICAL FEATURES It is au thorized only the use in compliance with the instructions indicated in this manual Any other use is to be considered not authorized General safety instructions This instrument was built and checked in compliance with the EN 61010 1 safety rules for the electronic measurement instrume
2. V wn ele S e EO e Ad 5 MEASURE CHANNELS ed woes ob Ronan WU t e I MI EE D A MILD 5 THE INSTRUMENT ut uos Dee ret ote ier d eie pete zio es lee abate inp ro Iu bcp oe deque D dde wd 5 HOW TO CONNECT THE ACCELEROMETERS TO THE ANALYZER 2 0 6 INTRODU Fl ON Doc e 7 DESCRIPTION OF DISPLAY 5 9 VEM SCREEN ETT TI MEE 12 PROFILE tet outs blade md nde voici dist serat exes 14 SPECTRUM SCREEN eMe NUM CD MP Ruf LP M LEE 15 DISTRIBUTION OF PROBABILITY SCREEN 55325 Pe ebbe P tees Aids 17 18 APPEICATLTONS 2205 006 ee ecw weenie ursi ua EE EU EAE CIE RN EE a 19 19 WVHOLE DO DY 22 kon EA eL CLE
3. ME EFI DID ELATI DACO 51 SENSORS CONFIGURATION PROGRAM csc cree 53 MG INITIALIZATION PROGRAMS ot abc E Lea LIE 54 DESCRIPTION OF THE MENU FUNCTI 5 56 INSTRUMENT T 58 lDENTIFLGATEON dus cede too dela ea ete d etra ode nox s Ne c d e net recte 58 58 Prae 59 MEASUREMENTS os deor d oet o I Ard EE 60 VIBRATION ANALYSER RPM RIS DIEI VE NEAR LA D ME MELLE 61 SPECTRUM ANALYZER i4 dora xp ta ees Exo PO TRUE ux alia bins nes 61 a c nat re ae na M MEL E ME 61 eT TUI T 62 OB AE M IE hen akan EMIL RD IP MA Mu 62 AB 1 62 FIRMWARE 5 REF WRE SERE CEnisFRE ERE EF RR EV RISE RE E Ran RE RE MER ERE ES 63 REPORTING OF LOW BATTERIES AND REPL
4. Execution of programs 124 STT STATUS GROUP The following table indicates the commands list of STT STATUS group ACQUISITION Acquisition control DISPLAY Display management SETUP Setup management In the following table are indicated the commands of the ACQUISITION subgroup that can be activated with the string ACQUISITION key Command Format Description The command STT ACQUISITION gives the information about the acquisition status as indicated in the following example STT ACQ STT ACQUISITION STOP BATTERY 32 MEMORY 95 4 DUMP TIME 00 00 01 TEMP CORR 0 01 LAST CALIBRATION 2003 07 31 08 37 In the following table are indicated the commands of the DISPLAY subgroup that can be activated with STT DISPLAY key string Command Format __ Description OCTAVE It visualizes the SPECTRUM screen PROB DISTR It visualizes the STATISTIC screen CUMUL DISTR It visualizes the PERCENTILES screen STT DISPLAY command gives information about what it is currently visualized on the vibrations analyzer display as indicated in the following example STT DIS STT DISPLAY Mode PROFILE In the following table are indicated the commands of the SETUP subgroup Command Formet LOAD It loads the specified setup STORE It memorizes the specified setup The syntax of the setup reading command is STT SETUP LOAD setup The spe
5. gt lt zconfiguration CRLF It provides the current status of the configuration parameter 120 PAR GROUP PARAMETERS The following table indicates the key list of PAR group ky Description Configuration number of right channel 1 9 0 means that the channel is not active that the channel is not active for triaxial accelerometer or OFF channel RIGHT MODEL Model of the sensor connected to the right channel channel mm ou adem e uer ree e right channel errs ie id MON for monoaxial accelerometer or OFF channel LEFT MODEL Model of the sensor connected to the left channel LEFT NUMBER Serial number of the sensor connected to the left channel LEFT SENS A8 Nominal sensitivity of the sensor connected to the left channel MEM SIZE Memory size NOT CHANGEABLE OPTIONS Firmware options NOT CHANGEABLE TIME Time hh mm VPOL 1 A8 Polarization voltage of n 1 axis related to the sensor connected to the right channel Parameter availa ble only for reading VPOL 2 A8 Polarization voltage of n 2 axis related to the sensor connected to the right channel Parameter available only for reading VPOL 3 A8 Polarization voltage of n 3 axis related to the sensor connected to the right channel Parameter available only for reading VPOL 4 A8 Polarization voltage of left sensor related to the sen sor connected to the right channel Parameter available only for r
6. Repeat the previous two steps for all the characters that form the marker name atthe end press MENU to exit from the name editing mode Note the markers can also be set by using the Noise Studio software e Mode they the two recording modes available Profile and Full Profile allows to memorize the profile of a measurement parameter PROFILE screen with the sampling interval set in Menu Parameters Instrument Measure ment gt Profile step from 1s to 1 hour The second recording mode Full when the integration mode is single Menu Pa rameters gt gt Instrument gt gt Measurement gt gt Integration Mode allows the recording of the profiles of the parameters visualized in the VLM 1 and VLM 2 screens and the spectra every second When the multiple integration mode is active it is also recorded the statistical analysis together with the 1 and VLM 2 parameters and the spectra The recording interval is programmable from 10s to 1 hour Menu Parameters Instrument Measure Integration Interval ADC Channels it sets the direct recording of samples row signals supplied by the AD converters Through the UP and DOWN arrows it is possible to choose to record all the four channels 1234 only one at choice 1 2 or the first three of the RIGHT input 123 When ADC Channels is set on OFF the ADC samples are not stored Note 1 it is not possible to select an
7. brd 1 LLA 1 a 1 i 081A27 Jii h 081A90 al h MOS81B05 lt M081A27 P h HD6286 HD6284 HD6196 Ay HD6226 i HD6245 HD6220 4 gt 2 Copper beryllium alloy screw with dual threading 10 32 UNF Double thread screw 5 40 UNC Double thread screw 5 40 UNC and 10 32 UNF copper beryllium alloy Double thread screw 10 32 UNF and M6 x 0 75 copper beryllium alloy Double thread screw 5 40 UNC and M3 x 0 5 copper beryllium alloy Push rod for accelerometer It can be used with all accelerometers Adhesive metallic disc Used to magnetically couple the accelero meter to non metallic surfaces It can be used with HD6284 and HD6196 magnetic bases Small magnetic base with threaded hole 10 32UNF It can be used with all accelerometers Large magnetic base with integrated screw 10 32UNF It can be used with the following accelerometers HDP356A02 HDD3056B2 HDP352C34 and HDP356B41 removing rubber pad Base with threaded thru hole 10 32 UNF for adhesive mounting It can be used with all accelerometers Insulated Base with integrated screw 10 32 UNF for adhesive mounting It can be used with the HDP356A02 HDD3056B2 HDP352C34 e HDP356B41 removing the rubber pad Insulated Base with integrated mounting screw 10 32 UNF 2A and threaded hole 10 32 UNF for accelerometers assembly It can b
8. 6 is the frequency weighted single axis instant acceleration T is the measurement time Ta 28800 is the number of seconds in 8 hours Maximum value of the time average linear of the frequency weighted accelera tion calculated in the last second Crest factor calculated as ratio between the maximum peak value and the time average of the frequency weighted acceleration Pk CF S n E where 6 is the frequency weighted single axis instant acceleration T is the measurement time Crest factor calculated as ratio between the instant peak value and the time average of the frequency weighted acceleration in the last second aros 0 zt 1 15 where 6 is the frequency weighted single axis instant acceleration Maximum value of the Crest factor CF calculated as ratio between the instant peak value and the time average of the frequency weighted acceleration in the last second Ratio between the vibrations dose value VDV and the time average linear of the frequency weighted acceleration in the measurement time VDV VDV Tr ye Es T 0 where 6 is the frequency weighted single axis instant acceleration T is the measurement time 69 MIVVr OL UR Ratio between the maximum value calculated in the last second MTVV and the time average linear of the frequency weighted acceleration calculated in the measurement time where 6 is the frequenc
9. 88 Autonomy 10 hours in acquisition RUN mode with good quality alkaline batteries External batteries it is possible to connect an external battery pack to the instrument through the male connector for external power supply 5 5mm 2 1mm pin The posi tive pole has to be connected to the central pin The battery has to supply 9 12V with at least 300mA h The maximum limit for external supply is 15V Mains mains adaptor with 9 12Vdc 300mA direct voltage Switching off automatic it can be disabled When the batteries voltage is less than 3 8V the instrument is not able to measure However it is still possible to view and download the memorized data Under 3 5V the instrument switches itself off automatically The memorized data the confi guration and the calibration parameters are kept also without power supply Maximum input levels The input signal must be in the range 0V 25V LI NE outputs Multi pole circular connector LEMO Pre amplified signal not pondered with an gain equal to 0 1V V Linearity 110dB with maximum output level equal to 1 5Vrms Series impedance 1kQ Typical load 100 TRGOUT output Jack stereo socket 2 3 5mm Digital output 0 3 3V short circuit protected Pull up impedance 1kQ Pull down impedance 30Q TRGIN input Advanced Analyzer option Jack stereo socket 2 3 5mm Current input threshold 0 5mA max 20mA Voltage input threshold 2V max 10V Series impedance 470 Q R
10. 1 to format it using the Noise Studio PC software 2 to initialize it using the HD2030 the initialization function creates the folder where the measurement files will be placed and copy the calibration log file see the description of the calibration program The formatting operation requires a PC equipped with a memory card reader not sup plied with the instrument Normally all the latest laptop and desktop PC are provided with it If not it is possible to use an external memory card reader connectable to a USB port To format a SD card proceed as follows e If the PC is without reader connect an external SD cards reader to a PC USB port e Start the Noise Studio software e Press the instrument management key in Noise Studio press the Format Memory Card key e Select the path of the card to be formatted and press ENTER e the next screen make sure it is selected the parameter File System FAT and press START the card is formatted e When it appears the message Formatting completed press OK to confirm and CLOSE to exit e Close the Noise Studio software e he formatting procedure is complete To initialize a card proceed as follows Two methods are provided e Use of the Initialization MC function in the programs menu of the instrument see the details in the description of the programs this feature erases the eventual data already existing in the card e If the card is new and already formatted
11. The spectral analysis is performed in the range 3 15Hz to 3150Hz In the measurements of the vibrations transmitted to the hand arm system it is useful the visualization of the limit acceleration available in the SPEC 21 TRUM screen In case of doubt it is possible to enable the direct recording of the signal provided by the accelerometers only with storage in memory card The DC shift phenomena can be easily de tected analyzing the signal of the accelerometers with the Noise Studio software supplied WHOLE BODY The reference standard for assessing exposure to whole body vibration is there ISO 2631 1 1997 It defines standardized methods for measuring whole body vibration and pro vides some guidelines for the assessment of health effects The Vibration s transmission can be through the feet of a person standing or sitting on a seat through the buttocks and the back if the person is sitting or through the support area for a person in a Supine position The standard defines the coordinate systems for the measurement of acceleration x y and z axes are always directed in the same direction but with different origins depending on the position of the operator is sitting standing or lying down In whole body vibrations the z axis which is directed in the spinal column direction is the higher risk organ to vibrations ex posure 2 recorded magnitude is the r m s weighted accelera tion value Root mean square value i
12. 2 5 ME Wt T S 2 4 MCC LE aR 9 HE TE TET 5 Be Hm 1 MITIS LL EL 5 9 s 5 defe in e WT A T BELL TS e 5 2 a 2 8 S Wi T N z s 35 MMT 5 800 IEEE RECETTE EET TES 7 P A e e Z g Hate S s 2 g 7 E LLLI g 8 Q z Ir HE WIE EI EI E Ina 2 5 E V E 5 AH ES if LLL T 1 co 3 4 WE 5 ITT INES 2 2 5 O 1 KU E Ba Hef at NN S L OW HH M ST 5 5 NN t 5 es S5 FE dE is E WIE LEE TE ELE u TTR To D M 1 TT 5 2228 BIETET ENS TE 15 5 2 389 gt 32 g L lt
13. The status of each channel is indicated in the menu with a number 0 zero indicates a disabled channel 1 indicates an active channel The four channels are indicated in the order CH1 CH2 CH3 4 in order to have all the channels activated the menu item must be Ch1 4 1111 To disable the CH1 channel for example the menu item must be 1 4 0111 It is not possible to disable all the channels at the same time When one or more of the channels CH1 CH2 or CH3 are disabled the measure ments related to the sum and maximum vector are not visualized on the display The visualized measurement parameters can be changed without entering the menu of the instrument Pressing the ENTER key while the instrument is in STOP mode the di rectly editable parameters can be scrolled in sequence When the selected parameter blinks it is possible to modify it using the UP and DOWN arrows The changeable parameters are Integration time Menu gt gt Parameters gt gt Instrument gt gt Measurement gt gt Integra tion Interval Settable from 1s to 99 hours when it is set to 0 the integration is continuous Pressing the RIGHT arrow while the value is blinking the multiple integration mode is selected Menu Parameters Instrument Measure Integration Mode To set the single integration mode it is sufficient to press the LEFT arrow When the integration mode is multiple the symbol Tint blinks to indicate t
14. height x width x depth 10 2 mm x 10 2 mm x 10 2 mm 2 threaded holes 5 40 UNC aligned with Y and Z axes side 8 36 4 pin titanium connector coupled with the ground terminal thread 5 40 UNC stainless steel to fix using hexagonal wrench to handle mounting adapters HD2030AC1 2 4 double thread 5 40 UNC and 10 32 UNF in copper beryllium alloy 081A27 double thread 5 40 UNC and 10 32 UNF in copper beryllium alloy 081A90 double thread 5 40 UNC and M3 in copper beryllium al loy M081A27 HD2030 CAB3S xM 3m 5 e 10m to connect accele rometer to analyzer 94 HDD3023A2 Model Type Sensitivity Measure range Frequency response Resonance frequency Linearity Transverse sensitivity Maximum Shock Working Temperature Thermal Drift Polarization Voltage Mechanical features e Weight Dims mm Mounting Connector Material Isolation I ncluded accessories e SCrew Cable not included HDP356A02 type Type Sensitivity Measure range Frequency response 5 Resonance frequency Linearity Transverse sensitivity Maximum Shock Working Temperature Polarization Voltage Mechanical features Weight Dimensions Mounting Connector Material e Isolation I ncluded accessories e Screw e Screw Cable not included Triaxial miniature accelerometer with integrated electronics LIVM This sensor is usually used for hand arm measurement 10mV g 5000 m
15. ment gt gt Measurement gt gt Int Integration At the end the instrument stops automatically the measure The multiple integration mode divides the measurement time in intervals equal to the Tint integration time set in Menu Parameters Instrument Measurement gt gt Int Integration At the beginning of each interval the integrated parameters re set automatically For a description of the modes see the MEASUREMENT MODES chapter Profile Sampling sampling interval in the visualization of the time profile settable from a minimum of 1s to a maximum of 1 hour Integration Interval in single integration mode this parameter acts as a timer that stops the display updating HOLD settable from a minimum of 1s to a maximum of 99 hours If set to Os the timer is deactivated and the integration can only be stopped ma nually with the START STOP key In the multiple integration mode this parameter determines the duration of each integration interval from a minimum of 10s to a maxi mum of 1 hour Measure unit the instrument shows in the VLM screens the acceleration levels with one of the following measure units m s 5 ft s in s and dB referred to 10 m s When a measure unit different from dB is selected the acceleration values in the other screens are visualized in 57 Pond CH 1 filter applied to the acceleration detected in channel 1 of the RIGHT input for the calculation of the vector
16. octave or third octave spectra distribution of probability and percentile levels ON OFF key to turn on and shutdown the instrument RI GHT arrow key on keypad it moves right the cursor or the two active cursors blinking In VLM mode it allows to scroll the 1 4 screens In the spectrum mode it allows to switch from acceleration viewing to speed and displacement viewings 4 poles LEMO B type connector for the connection of a monoaxial accelerometer with an inte grated electronics type IEPE or compatible 3 5 mm jack connector for the connection of a microphone for vocal recordings 4 poles LEMO 00 type connector for the trigger output 3 5 mm jack for the connection of headphones CERTIFICATO DI CONFORMIT DEL COSTRUTTORE MANUFACTURER S CERTIFICATE OF CONFORMITY rilasciato da issued by DELTA OHM SRL STRUMENTI DI MISURA DATA DATE 2014 06 11 Si certifica che gli strumenti sotto riportati hanno superato positivamente tutti i test di produzione e sono conformi alle specifiche valide alla data del test riportate nella do cumentazione tecnica We certify that below mentioned instruments have been tested and passed all production tests confirming compliance with the manufacturer s published specification at the date of the test Le misure effettuate presso un Laboratorio di Taratura Accredia sono garantite da una catena di riferibilit ininterrotta che ha origine dalla taratura dei campioni di prima l
17. referenced to 8 hours A 8 where 6 is the frequency weighted single axis instant acceleration 28800 is the number of seconds 8 hours Vibrations Dose Value in the measurement time VDV 99 where VDV d MIVV CFeq CF CFmx VDVr MIVVr OL UR amp is the frequency weighted single axis instant acceleration Daily evaluation 8 hours of the vibrations dose T 1 4 VDV d ta Ts 0 where 6 is the frequency weighted single axis instant acceleration T is the measurement time Ta 28800 is the number of seconds in 8 hours Maximum value of the time average linear of the frequency weighted accelera tion calculated in the last second Crest factor calculated as ratio between the maximum peak value and the time average of the frequency weighted acceleration P cr 2 Pm 0 E where 6 is the frequency weighted single axis instant acceleration T is the measurement time Crest factor calculated as ratio between the instant peak value and the time average of the frequency weighted acceleration in the last second ro 1 15 where 6 is the frequency weighted single axis instant acceleration Maximum value of the Crest factor CF calculated as ratio between the instant peak value and the time average of the frequency weighted acceleration in the last second Ratio between the vibrations dose value VDV and
18. the input and output settings and the global acquisition parameters It is composed by four submenus that are described below I dentification It contains the information that identifies the instrument and the accelerometers e Instrument instrument model Serial number instrument serial number e Version firmware version currently installed in the instrument RIGHT configuration number of the selected configuration for the RIGHT input There are 9 configurations available The parameter can be selected from O deactivated channel to 9 LEFT configuration number of the selected configuration for the LEFT input There 9 configurations available The parameter can be selected from O deactivated channel to 9 RIGHT Channel it indicates OFF when the channel is deactivated ON TRI when the input is connected to a triaxial accelerometer ON MON when the input is connected to a monoaxial accelerator Manufacturer manufacturer of the accelerometer connected to the RIGHT input e Model model of the accelerometer connected to the RIGHT input e Serial Number serial number of the accelerometer connected to the RIGHT input Sensitivity nominal sensitivity in mV g of the accelerometer connected to the RIGHT input LEFT Channel it indicates OFF when the channel is deactivated or ON MON when the input is connected to a monoaxial accelerator Manufacturer manufacturer of the accelerometer connected t
19. the instrument keeps zeroed the instant and integrated parameters until it is elapsed the delay time that can be set with the parameter gt gt Parameters gt Instrument gt gt Mea surement gt gt Integration Delay from a minimum of 1 second to a maximum of 99 seconds SINGLE NTEGRATI ON In this mode the instrument calculates the integrated parameters like the average time of acceleration for example in the set measurement time Tint The measurement time is programmable from a minimum of 1 second to a maximum of 99 hours with the Menu gt Parameters gt Instrument gt gt Measurement gt gt Int Integration It is possible to pause the measurement by pressing the PAUSE key and restart the measurement by pressing the same key While the instrument is paused it is possible to reset all the integrated parameters by pressing the START STOP key The measurement ends automatically when the set integration time expiries or manually by pressing the START STOP key At the end of the measurement the integrated parameters indicate the value calculated in all the measuring period excluding the pause intervals The spectral analysis if performed in AVERAGE mode gt gt Parameters gt spectrum analyzer gt Mode AVERAGE and the statistical analysis provide respectively the average spectrum the probabilities and percentiles levels calculated in the measurement time MULTI PLE NTEGRATI ON In t
20. 25 70 Humidity less than 90 R H not condensing e the storage avoid places where The humidity is high The instrument is exposed to direct radiation of the sun The instrument is exposed to a source of high temperature There are strong vibrations There are steam salt and or corrosive gas The casing of the instrument is made of ABS plastic material and the protective band is made of rubber do not use solvents to clean them SERIAL INTERFACE The instrument has dual serial interface RS232C and USB The RS232 port has an 8 pole Mini Din connector and it can be connected to any COM port of a PC or to a printer e g the HD40 1 using the proper connection cable HD2110CSNM The USB port allows the connection to a USB port of a PC through the supplied cable CP22 type A B The interface selection is done through the menu item MENU gt gt Parameters gt gt Instru ment gt gt Input Output gt gt Serial Dev e RS232 connection through RS232 interface to a PC provided with a COM type port For the connection it can be supplied on request the HD2110CSNM cable null modem type with female 9 pole subD connector This cable is also usable for the connection to the HD40 1 portable printer e USB connection through USB interface to a PC that has installed the appropriate driver VCOM The drivers are included in the CD ROM of the Noise Studio software For the connection is supplied the cable CP22 Unlik
21. ANALY 615 E ERN nee 90 VISUALIZATION ETOILE 90 MEASUREMENTS STORAGE re nuire aausussussessessesessessessesewsewsessssessesseseesessenses 90 isch x 91 ACCELEROMETERS TECHNICAL SPECIFICATIONS 92 REFERENCE STANDARDS 2 gt DENEN E EE EE 99 56 er leads 99 MALAN STANDARDS cineres d dettes ecu REI M LM a E I EE dad 99 100 HOW SOLVE THE 5 108 RESTORE OF FACTORY LL d 108 WARIOUS PROBEEMS uie aatar 108 KEYBOARD DESCRIP ON 22220 a EE EF I
22. EE LII EE a 5 ee a a 75 4 ee TE Eq E un ON EET Bim EDS RR T Inn n wn ff EET T 0 125 025 0 5 1 2 4 8 31 5 63 125 250 500 Frequency Hz Weighting filter Wd Filter for horizontal whole body acceleration measurement X or Y axes for seated standing or supine persons ISO 2631 1 HER o LL nil Ln TU j I 87 111111 ZA LM LU SII MM 0 7 0 1 TY AV LL Z lil at ttt 0 01 L LI Bibi 0 001 Frequency Hz 129 0 125 0 25 1 2 16 31 5 63 125 250 500 X X gt i moo ae F 2 9 LEAL a A 3 E W AANS 15 D HAE LL EET TT ex dier M f a TT br wA 3
23. HD2030MC 1GB SD memory card HD2030AM headset with microphone SWD10 stabilized power supply 100 240Vac 12Vdc 1A VTRAP tripod with a maximum height of 1550mm 106 HD40 1 BAT 40 RCT kit including 24 column portable thermal printer serial interface paper width 57 mm 4 x 1 2V NiMH rechargeable batteries SWD10 power Supply device 5 rolls of thermal paper and user manual Spare battery pack for the printer HD40 1 with temperature integrated sensor kit of four rolls of thermal paper 57mm width 32mm diameter 107 HOW TO SOLVE THE PROBLEMS The HD2030 analyzer is equipped with a diagnostic program DIAGNOSTIC CHECK that checks automatically the main instrument parameters To run the program and check the ana lyzer functions press the keys MENU gt gt Programs gt gt Diagnostic Checks see PROGRAMS DESCRIPTION chapter If the DIAGNOSTIC CHECK fails Repeat it with new batteries after waiting the stabilization time at least 1 minute and if the problem persists contact the technical service RESTORE OF FACTORY SETUP The factory configuration of the analyzer parameters factory setup can be recalled through a key combination This operation does not cancel the content of the data memory With the instrument switched off turn on the HD2030 keeping the ENTER key pressed All the parameters present in the menu are simultaneously set to the factory default VARI OUS PROBLEMS If the CALI BRAT
24. ME Z iL lt gt lt gt c Frequency Hz lt X30 Filter for head vertical acceleration measurement X axis for supine persons ISO 2631 1 Weighting filter Wj HEEL WIL FTT IM E E amp 2 4 e WELL EL LL PITT HET on E MITTAL PATTI 1 w MHH HA HHHH BL dl i 9 LTTE WELL uli lle 5 Ht HHH MTT TTT TTT TTT A s 1 2 TERTIA HT HET TREE Ta a T EET E IEEE E Lo ELLE HELL LI us N MTT WATTLE p WIFE ETE THEE TE EHE T AE EL WILL TL Hl t fi je S D MME TTT TINT 6 5 IL TINT eS 12 T ee IER LT EL INT TE 5 ILL E MI Lo BELL TL ili E pL 5 RE E LLLI Lo MILLE T S EET ASTI TT TEE LLL L I Lo MEL 5 HEEL EL BB Lo
25. acceleration Pond CH 2 filter applied to the acceleration detected in channel 2 of the RIGHT input for the calculation of the vector acceleration Pond CH 3 filter applied to the acceleration detected in channel 3 of the RIGHT input for the calculation of the vector acceleration Pond CH 4 filter applied to the acceleration detected in channel 4 of the LEFT input for the calculation of the vector acceleration Coefficient 1 coefficient applied to the weighted acceleration related to channel 1 in the calculation of the vector acceleration Coefficient 2 coefficient applied to the weighted acceleration related to channel 2 in the calculation of the vector acceleration Coefficient 3 coefficient applied to the weighted acceleration related to channel 3 in the calculation of the vector acceleration High Pass high pass filter that cuts the frequencies lower than 0 6 Hz It can be useful to decrease the settling time of the accelerometers signal and to improve the response to vibrations with frequent pulses Ch1 4 O OFF 1 the function allows to disable one or more measurement chan nels that for example are not used The status of each channel is described by a number O zero indicates disabled channel 1 enabled channel The four channels are indicated in the sequence CH1 CH2 CH3 CH4 to have them all active the menu item must be Ch1 4 1111 To disable for example the channel CH1 the menu item must Ch1 4 0111 It
26. accelerometers HD2030 CAB3 3M Cable for the connection of accelerometers to the HD2030 analyzer complete with connectors Length 3 m It can be used with the accele rometers HDP356B18 HDD3233A HDD3023A2 and HDP356A02 HD2030 CAB3 5M Cable for the connection of accelerometers to the HD2030 analyzer complete with connectors Length 5 m It can be used with the accele rometers HDP356B18 HDD3233A HDD3023A2 and HDP356A02 HD2030 CAB3 10M Cable for the connection of accelerometers to the HD2030 analyzer complete with connectors Length 10 m It can be used with the accele rometers HDP356B18 HDD3233A HDD3023A2 and HDP356A02 HD2030 CAB3S 3M Cable for the connection of accelerometers to the HD2030 analyzer complete with connectors Length 3 m It can be used with the accele rometers HDP356B20 HDP356B21 and HDP356A22 HD2030 CAB3S 5M Cable for the connection of accelerometers to the HD2030 analyzer complete with connectors Length 5 m It can be used with the accele rometers HDP356B20 HDP356B21 and HDP356A22 HD2030 CAB3S 10M Cable for the connection of accelerometers to the HD2030 analyzer complete with connectors Length 10 m It can be used with the accele rometers HDP356B20 HDP356B21 and HDP356A22 Other cables HD2110CSNM PC connection serial cable for COM ports and for the direct connection to 40 1 printer CP22 PC connection serial cable for USB ports with A and B type connectors Other accessories
27. according to the setting Menu gt gt Parameters gt gt Spectrum Analyzer gt gt Order e probability distribution of the chosen parameter in the profile screen Menu Parame ters gt gt Vibration Analyser gt gt Profile e percentile levels from L1 to L99 of the chosen parameter in the profile screen MULTI PROFILE This mode allows to memorize the time profile of several parameters Two recording modes are provided one continuous and one at intervals corresponding respectively to the setting of the single and multiple integration mode parameter Menu Parameters gt gt Instrument gt gt Measurement gt gt Integration Mode To perform a Multi Profile recording set the following parameters e integration mode Menu gt gt Parameters gt gt Instrument gt gt Measurement gt gt Inte gration Mode SING o MULT e Recording mode Menu gt gt Parameters gt gt Data Logger gt gt Profiles gt gt Mode FULL The measurement parameters that are memorized are indicated in the following table P MULTI PROFILE ameen Single Integration Multiple ntegration VLM 1 and VLM 2 screens 3 parameters single axis 3 parameters for sum and maximum value vectors SPECTRUM screen octave or third octave band spectrum STATISTIC and PERCENTILES screens statistical analysis in 1dB classes with 1 second sam pling frequency Programmable from 10s to 1 hour Instrument gt gt
28. after the initial screen the configuration files are loaded and the following screen appears MC installed and ready 1000MB Press RD WR to enable all the reading and writing functions and continue with the se lection of the configurations Now the instrument is ready for the use for the details about the sensors setup see the SENSORS SETUP program description The possible screen modes are e VLM Vibration Level Meter divided into four screens with three measurement pa rameters each The values displayed in numerical form are updated every second o 1 profiles of instant or integrated measurement parameters calculated on each of the four channels o 2 3 profiles of instant or integrated measurement parameters calculated on the vector built with the data of the first three channels RIGHT input o 3 parameters integrated in all the measurement time and calculated on each of the four channels o 4 parameters integrated on all the measurement time and calculated on the vector built with the data of the first three channels RIGHT input e PROFILE graphical form profile of a chosen parameter related to the acceleration on each channel calculated at programmable intervals from 1s to one hour The last 100 values of the chosen parameter are visualized e SPECTRUM graph of the octave or third octave bands spectrum graphic related to the acceleration on each channel A wide band parameter
29. appears the screen with the name of the current setup that will be overwritten by new one SETUP MANAGEMENT 2009 01 31 12 00 00 SETUP 07 TEST 007 2009 01 01 10 00 00 BACK STORE LOAD Press the STORE key The screen for the insertion of the title to apply to the new setup appears TITLE OF SETUP 01 With the UP and DOWN arrows select the first character and confirm it with ENTER The cursor skips to the second character Repeat the selection with the UP and DOWN arrows and confirm with ENTER Proceed in the same way for the other characters of the title Inserting a SPACE blank the remaining characters of the title are cancelled Press RET to save Press ESC to exit from the Setup Management program 4 How to modify a setup in the memory The setups in the memory can be changed directly through the menu of the instrument for the change of a setup through the Noise Studio Software see point 1 of this paragraph Proceed in the following way Start the setup management program pressing in sequence the keys MENU gt gt Pro grams Setup Management Load the setup to modify following the steps indicated in point 2 if this paragraph Modify the instrument configuration as desired for example displayed units parameters of the menu recording mode Go back to the setup management program pressing in sequence the keys MENU gt gt Programs Setup Management With the UP and DOWN arrows selec
30. automatically the serial port of the PC on the instrument set RS232 Baud Rate 115200 Memory it allows to select the memory device where the data will be recorded It is possible to select between the internal memory INT or the SD memory card CARD Serial Device it identifies the device connected to the serial interface The connection possibilities are RS232 connection to a PC with COM ports or to a printer with RS232 serial interface for example 40 1 USB connection to a PC through USB port The connection to the USB port of a PC requests the installation of the apposite driver included in the Noise Studio CD ROM Measurements Under the item MEASURES there are the general acquisition parameters Application it is possible to choose the type of measure between the vibrations transmitted to the hand arm system HA to the whole body WB or by buildings BV Input Gain select the appropriate input gain among OdB 10dB or 20dB according to the vibrations level to be measured see the technical data I ntegration Delay It allows to start the measurement after a stabilization interval settable from a minimum of 2s to a maximum of 99s I ntegration Mode the instrument has two different integration modes single SING and multiple MULT The single mode resets the integrated levels at the beginning of the measurement and integrates in the Tint time set in Menu gt gt gt Instru
31. calculated from the measured spectra is associated with the spectrum In addition to the accelerations it is possible to visualize the speeds or the displacements making a single or double integration on the spectrum The spectrum can be visualized in multi spectrum mode MLT one spectrum per second or in averaged spectrum AVR where the spectrum is linearly integrated in all the measurement time PROBABILITY graph of the probability distribution of the parameter visualized in the PROFILE screen for each channel The values are analyzed in classes of 1dB PERCENTILES graph of percentile levels related to the parameter visualized in the PROFILE screen for each channel The transition from one screen to the next one can be made at any time by pressing the MODE key At start up after the selection of the inputs configuration the instrument displays the VLM screen Some indications appear in all the modes they are indicator of the acquisition status overload indicator indicator of the remaining batteries charge Current Overload 4 Overload memory Subfield memory w Current subfield w RUN b PAUSE REC STOP M Hold H Print P Replay R The first symbol in the top left corner of the display indicates the acquisition status of the vibration analyzer RUN the instrument is acquiring PAUSE the calculation of the integrated measures and the eventual measures recording are paused Th
32. key the review proceeds up to the end Multi Profile with single or multiple integration with Auto Store Recording The two previous modes can be integrated during the recording phase with the addition of the Auto Store function in this case when the ENTER key is pressed the global pa rameters of the VLM 3 and VLM 4 screens are automatically loaded and displayed the GLOBAL indication appears at the top of the display With the MODE key it is possible to switch from spectrum probability and percentiles screens Pressing the START key the parameters are reviewed as described in the previous two points 2 To review a file saved in the Memory Card From measure mode press in sequence the keys Menu Programs Memory Navi gator If a Memory Card is present it appears the screen to select the memory to re view press MC to select the Memory Card FLASH NAVIGATOR select memory unit EXIT FLASH 2012 01 31 2012 02 28 2012 03 31 BACK CLEAR Note the first file of the list called CAL is the file of sensors calibration It is a read write pro tected file no operations are allowed on this file With the UP and DOWN arrow keys select the file to be visualized and press ENTER The properties of the selected file are indicated PROPERTIES 0001 AAD 0003 Tipo REP 2012 01 31 15 00 00 2012 01 31 15 05 00 Tm 00 05 00 44KB BACK For each file are indicated e The sequential number in the browser fi
33. model Type Dytran production accelerometer witn integrated elec tronics LIVM This sensor is normally used for hand arm measurements Sensitivity 10 mV g Measure range 5000 m s Frequency response 5 1 Hz 10 kHz Resonance frequency 50 kHz Linearity 2 F S Transverse sensitivity 5 max Maximum Shock 3000 gpk Working Temperature 50 150 9C Polarization Voltage 10 Vdc Mechanical features Weight 8 gr e Dimensions hex diameter x height 9 6 mm x 18 6 mm e Mounting integrated screw 10 32 UNF e Connector upper micro coaxial 10 32 e Material stainless steel e Isolation enclosure connected to ground terminal Cable not included HD2030 CAB13 HD2030CAB1B to connect to the ana lyzer s triaxial input and HD2030 CAB1 xM 3m 5m e 10m to connect the monoaxial input Modello HDP352C34 Type Sensitivity Measure range Frequency response 5 Resonance frequency Linearity Transverse sensitivity Maximum Shock Working Temperature Polarization Voltage Mechanical features Weight Dimensions Mounting Connector Material Isolation I ncluded accessories e Screw e Screw Cable not included Modello HDD3056B2 Type Sensitivity Measure range Frequency response 5 Resonance frequency Linearity Transverse sensitivity Maximum Shock Working Temperature Polarization Voltage Mechanical features Weight Dimensions Mounting Connec
34. must be ended manually pressing the START STOP key During the acquisition it is possible to temporarily pause the instrument pressing the PAUSE CONTINUE key and start again the recording pressing a second time the same key In the recording it is also possible to add markers that will are saved together with the profile and that can be visualized with the Noise Studio software There are 9 available markers each of them with maximum 15 characters To insert a marker press the REC key during the recording with the UP and DOWN ar rows choose one of the 9 markers and confirm with the REC key Press the ESC key to exit without memorizing the marker 2012 06 10 10 00 00 STORING MARKER 1 MARKER1 EXIT It is possible to assign a name to a marker through the instrument menu see Menu Parameters Data Logger Profiles in DESCRIPTION OF THE MENU FUNCTIONS chap ter or by using the Noise Studio software If the Auto Store mode is enabled Menu Parameters Data Logger Global Au to Store ON at the end of the Multi Profile storage a single record is stored containing e two screens VLM 3 and VLM 4 whose measurement parameters are defined in Menu Parameters gt gt Data Logger gt gt Global e the octave or third octave average spectrum calculated on the measurement time ac cording to the setting Menu Parameters Spectrum Analyzer Order e the probability distribution
35. noise and vibration in the workplace and for the assessment of noise pollution and environmental noise in general The kit consists of HD2030 four axes vibration analyzer with accelerometers to measure the vibration transmitted to the hand arm and whole body and a HD2110L type 1 sound level meter and analyzer includes HD2030 HA WB Kit for hand arm and whole body four axis vibration measurements including the four channels HD2030 vibration analyzer two triaxial accelerometers and hand arm adapters HD2110L type 1 sound level meter with option HD2110 01 Third Oc tave octave and third octave with double filter bank for tonal components assessment bands spectrum analyzer and statistical ana lyzer user manual carrying case HD2110P preamplifier and high sensitivity detachable microphone 5m extension cable CPA 5 HD SAV windshield and USB serial cable Calibration report of sound level meter and filters e Noise Studio NSLA package composed of hardware key CH20 and li cense of use for e Noise Studio NS1 Workers Protection application module for noise and vibration analysis in the workplace according to UNI 9432 11 and ISO9612 11 Noise Studio NS5 Environmental Noise application module for assessment of environmental noise sources according to national and EU standards regarding environmental noise HDD3200B5T HDD3019A1 accelerometer with integrated electronics LIVM for hand arm mea surements i
36. of the chosen descriptor in the profile screen Menu Para meters gt gt Vibration Analyser gt gt Profile e percentile levels from L1 to L99 of the parameter chosen in the profile screen RECORDING OF VOI CE COMMENTS The HD2030 can be used as an audio recorder connecting an external microphone code HD2030AM at the MIC input The recording can be saved as single audio file or it can be asso ciated with a data file as vocal commentary To record audio only keep the REC key pressed for at least two seconds when the in strument is in STOP mode The following screen appears WARNING RECORDING OF ESC VOICE DATA Press the VOICE key The recording starts To finish the operation press the STOP key To add a voice comment to a data file connect a microphone to the appropriate MIC input on the instrument front and when you are going to save press the COMM comment key DATA RECORDING MEMORY CARD Record N 00001 2012 06 10 12 00 00 Dim 3KB Disp 6 7 To end the audio comment recording and save the data file press the STOP key The recordings can be listened directly from the instrument equipped with headphones or through the Noise Studio software See the details in the Memory Navigator Program description at paragraph 4 To listen vocal commentaries PROGRAMS DESCRI PTI ON The HD2030 analyzer has several programs that are accessed by Menu gt Programs To start a program select it with
37. other items following the visible ones to display them press the DOWN arrow key Pressing MENU once it appears the screen that allows to choose to access the Parame ters of the instrument or the programs 2008 10 25 10 00 00 Batt 95 Mem 99 5 SELECT Parameters Programs The following table lists the available menus for the instrument setting Instrument e Identification Identification of the instrument and configuration of the accelerometers e System Date and time type of batteries and display settings Reading of the accelerometers polarization voltages Menu lan guage setting e Input Output Setting of the automatic printing Check of the RS232 USB Memory card interfaces e Measurements General measurement settings and definition of the filters and coefficients for the calculation of the sum vector Vibration Analyzer Setting of the measurement parameters for the screens VLM_1 single axis VLM_2 vector PROFILE STATISTICS e PERCEN TILES Spectrum Analyzer Setting of the measurement parameters of the spectrum Data Logger e Profiles Setting of the Data Logger mode and makers e Global Setting of the global measurement parameters VLM_3 and VLM_4 screens Auto Store recording function Calibration Setting of the calibrator acceleration NSTRUMENT The Instrument menu contains all the data related to the instrument identification some instrument and interfaces management parameters
38. set o In the Channels screen the measurement variables for the different screens VLM profile spectra global parameters the recording modes and the trigger can be selected o In the Sensors screen the accelerometers to use during the test can be configured Insert all the parameters and save the configurations pressing the Save Config Key assigning to each configuration a number from 1 to 9 see in the following of this chapter the specific program Sensors Configuration e Select the Predefined screen and press Save Current Settings insert a name and a description optional to identify the setup e Press the Copy custom settings in the predefined setups of the instrument key In this way the just created setup is added to the setups list in the memory of the instrument and can be selected directly from the instrument menu without the need to connect in strument to a PC e To make the current setup active push Apply key in Noise Studio The setup is loaded into the instrument memory ready to be used 2 How to load a new setup To apply a setup previously stored in the instrument s memory press the following sequence of keys MENU Programs Setup Management With the UP and DOWN arrows select the setup to apply press ENTER to confirm e In the following screen press the LOAD key to apply the settings of the new setup SETUP MANAGEMENT 2012 05 30 12 00 00 SETUP 01 TEST 001 2012 05 01 10 00 00 B
39. surement gt gt Int Integration culation with automatic reset of the parameters at the beginning of each interval Integration interval and cal 1 second The Multi Profile recording with single integration allows to memorize every second e The 3 instant or integrated parameters of the VLM 1 screen calculated for all the measurement channels e The 3 parameters of the VLM 2 screen calculated on the vector formed by the first three channels RIGHT input e The spectrum in octave or third octave bands The Multi Profile mode with multiple integration records at intervals equal to the set inte gration time Tint from 10 seconds to 1 hour e The 3 instant or integrated parameters of the VLM 1 screen calculated for all the measurement channels e The 3 parameters of the VLM 2 screen calculated on the vector formed by the first three channels RIGHT input e The spectrum in octave or third octave bands e The statistical analysis in classes of 1dB with 1 second sampling interval the measurement parameters the spectra and the statistics are automatically reset at the beginning of each interval The continuous recording starts pressing simultaneously the REC and START STOP keys In the single integration mode the acquisition stops when the set integration time Tint is elapsed Menu Parameters Instrument Measures Int Integration or pressing the START STOP key In the multiple integration mode the recording
40. the right input and 9 for the left input The sensors related to the right input are triaxial type while the ones related to the left input are monoaxial type The parameters of the sensors are saved in a specific file in the internal memory of the analyzer and if present they are also saved in the Memory Card The requested parameters are Manufacturer Model e Serial Number e Type triaxial or monoaxial accelerometers for the right input and monoaxial for the left input Nominal Sensitivity Sensitivity nominal factor of the accelerometer mV g e Range the maximum acceleration value measurable g pk At startup the instrument load the file with the parameters of the sensors and it is re quested to select a configuration for each of the two sensors With the PREV and NEXT keys of the keypad it is possible to scroll the different sensors and with the CURSOR key a sensor for each input can be selected The blinking warning NO CAL next to the nominal sensitivity value indicates that for that sensor the calibration data are missing in this case the nominal sensitivity is used The same process is used when a complete setup is loaded see the Setup Management program description the instrument verifies the existence of the calibration file for the two accelerometers included in the selected setup If the sensors have been calibrated the sensi tivity parameters are loaded automatically otherwise it will be used the nominal sen
41. the whole body vertical acceleration z axis for standing sitting or supine people ISO 2631 1 Wm filter for the measurement of the buildings transmitted acceleration all directions ISO 2631 2 Frequency Weighting graphs are shown in appendix on page 128 The acceleration values can be displayed also as acceleration level in decibel using the rela tion a 20105 where a is the frequency weighted acceleration is the reference acceleration equal to 10 m s ISO 1683 The measurement parameters can be displayed with different units MEASURE PARAMETER SYMBOL DESCRIPTI ON MEASURE UNIT Instant peak Maximum peak value in the measurement time second with linear integration the measurement time second with a time constant equal to 1 second second with a time constant equal to 8 seconds Aismx Maximum value of the average acceleration m calculated every second with 1s time constant m s cm s ft s in s calculated every second with 8s time constant calculated every second with 1s time constant calculated every second with 8s time constant linearly integrated in the measurement time linearly integrated in the measurement time linearly integrated every second measurement time m s dose linearly integrated in the measurement time MEASURE PARAMETER CFeq Crest factor calculated as ratio between the max imum peak and the average of the acceleration It is calculated in the measurement time
42. when the set measurement time Tint expires or pressing the START STOP key During the acquisition it is possible to temporarily pause the instrument pressing the PAUSE CONTINUE key and start again the recording pressing a second time the same key In the recording it is also possible to add markers that will are saved together with the profile and that can be visualized with the Noise Studio software There are 9 available markers each of them with maximum 15 characters To insert a marker press the REC key during the recording with the UP and DOWN ar rows choose one of the 9 markers and confirm with the REC key Press the ESC key to exit without memorizing the marker 2012 06 10 10 00 00 STORING MARKER 1 MARKER1 EXIT It is possible to assign a name to a marker from the instrument menu see Menu gt gt Pa rameters gt gt Data Logger gt gt Profiles in DESCRIPTION OF THE MENU FUNCTIONS chapter or by using the Noise Studio software Automatic recording of a single profile If the Auto Store function is enabled Menu gt gt Parameters Data Logger gt gt Global gt gt Auto Store ON at the end of chosen parameter s time profile storage a single record is recorded containing e two screens VLM 3 and VLM 4 whose measurement descriptors are defined in Menu Parameters gt gt Data Logger gt gt Global e the average spectrum integrated on the measurement time in octave or third octave bands
43. with time constant of 8 seconds The parameter selected in the PROFILE mode is used for the statistical analysis The attribute of the parameters that can be displayed in the VLM and PROFILE modes indicates the related frequency weighting APPLI CATI ON FREQUENCY WEI GHS Hand Arm HA Fz Fc Wh Whole Body WB Fz Fa Wb Wc Wd We Wj Wk Building Vibrations BV Fz Flat weighting on the entire frequency range Fa Band limitation filter for whole body measurements 0 4Hz 100Hz Fc limitation filter for Hand Arm system measurements 6 3Hz 1250Hz Fm Band limitation filter for vibrations transmitted by buildings measurements 0 8Hz 100Hz Wb filter for the measurement of the whole body vertical acceleration z axis for standing sitting or supine people ISO 2631 4 Wc filter for the measurement of the whole body horizontal acceleration x axis transmitted from back to sitting people ISO 2631 1 Wd filter for the measurement of the whole body horizontal acceleration x or y axis for standing sitting or supine people ISO 2631 1 We filter for the measurement of the whole body angular acceleration all directions for sit ting people ISO 2631 1 Wh filter for the measurement of the acceleration transmitted to the hand arm system all directions ISO 5349 1 Wj filter for the measurement of the head vertical acceleration x axis for supine people ISO 2631 1 Wk filter for the measurement of
44. x width x depth 11 4 mm x 11 4 mm x 11 4 mm two threaded holes 5 40 UNC aligned with Y and Z axes side 8 36 4 pin titanium connector coupled with the ground terminal double thread 5 40 UNC in copper beryllium alloy 081A27 double thread 5 40 UNC and 10 32 UNF in copper beryllium alloy 081A90 e SCrew Cable not included HDP356B41 type Type Sensitivity Measure range Frequency response 5 Resonance frequency Linearity Transverse sensitivity Maximum Shock Working Temperature Polarization Voltage Mechanical features Weight e Dimensions e Pad dimensions Mounting e Connector e Material e Isolation I ncluded accessories e Cable HDP356B18 type Type Sensitivity Measure range Frequency response 5 Resonance frequency Linearity Transverse sensitivity Maximum Shock Working Temperature Polarization Voltage Mechanical features Weight Dimensions Mounting Connector Material e Isolation I ncluded accessories e Screw double thread 5 40 UNC and M3 in copper beryllium al loy M081A27 HD2030 CAB3S xM 3m 5 e 10m to connect accele rometer to analyzer PCB Piezotronics production low profile triaxial accelero meter with integrated electronics ICP inserted in a rubber pad This sensor is normally used for whole body measurements while installed in the specific rubber pad it can be used to measure seat and seat back transmit ted vibr
45. 5 lt A2 MEMORY CAPACITY DURING THE RECORDING FUNCTI ON The following table reports the indicative values of the storage capacity of the HD2030 analyzer in the different recording modes expressed as the necessary time to fill the internal flash memory or as the number of recordings The internal memory of the analyzer is 8MB o Mode Desrpion MO pacit Only LEFT input Spectral analysis by octave bands 8500 Only RIGHT input Spectral analysis by octave bands 3900 Spectral analysis by octave bands 2700 automatic Spectral analysis by third octave bands 8100 Eu UIN Spectral analysis by third octave bands 3300 RIGHT inputs Spectral analysis by third octave bands 2500 Only LEFT input 11 days Profile recording Profile interval 1s Only RIGHT input 7 days LEFT RIGHT inputs 6 days s TENET Spectral analysis by octave bands 63 hours EU erans Spectral analysis by octave bands 22 hours Spectral analysis by octave bands 17 hours recordings z Spectral analysis by third octave bands 28 hours Deed Spectral analysis by third octave bands 9 hours ioc HE Spectral analysis by third octave bands 7 hours spain Stone Spectral analysis by octave bands 60 hours spain Gey TN NN Multiple profiles Spectral analysis b octave bands 20 hours i Spectral analysis by octave bands 15 hours integration with 10s Spectral analysis by third oct
46. ACEMENT OF THE BATTERIES 64 INSTRUMENT STORAGE 220255 65 SERIAL INTERFACE 652 0 ERE REXEAE MUN KA A VEM NAR RR RAE 66 MEASURE 5 68 DIRECT PRINTER 78 CONNECTION TO A PC WITH USB 79 INSTALLATION NOTES Ee muri ON EE e dae e 80 VERIFICATION OF PROPER DRIVER 5 80 CONNECTORS 2 0 E ERE ERE ER EE EE 82 85 Donde 86 ELECTRICAL FEATURES hota oie yi eee CEDE 88 STATISTIGAEJANAEYSIS cnc aa Um aM a Lc 90 SPEC TRAIL
47. ACK STORE LOAD e The next screen visualizes the setup features of the sensor for the RIGHT input CONFIG RIGHT 02 PROD DELTA OHM MOD ACC_TRI S N 123456 TYPE ACC TRI SENS 10mV g CAL RANGE 500 gpk PREV NEXT e Press SEL to confirm PREV or NEXT to scroll the list of the sensors that are in the memory Following are the setup features of the sensor for the LEFT input CONFIG LEFT 02 PROD DELTA OHM MOD ACC MONO S N 654321 TYPE MON SENS 100mV g CAL RANGE 100 gpk PREV NEXT e Press SEL to confirm PREV or NEXT to scroll the sensors list of the sensors that are in the memory Now the instrument is ready to perform a new measurement 3 How to save an instrument configuration in a setup A special configuration of the instrument can be saved in one of the ten setups available in the memory to be recalled at a second time Proceed as follows e Select through the menu the different instrument parameters the sensors configuration the measurement and recording modes e It is possible to start from an already memorized setup loading it in the memory as described in the previous paragraph 44 Press in sequence the keys MENU Programs Setup Management With the UP and DOWN arrows select the setup number to be assigned to the new confi guration the current configuration will be overwritten by the new one so do not select a setup you want to keep Press ENTER to confirm It
48. ADC channel if the corresponding measuring chan nel CH is disabled enable the measuring channels selecting MENU gt gt Parameters gt gt Instrument gt gt Measurement gt gt Ch1 4 Note 2 storage of the ADC samples is possible only in the Memory card Global It contains the settings related to the recording of the global measurement parameters ePar Axis 1 Par Sing 3 global parameters visualized in the VLM 3 screen related to the measurement of the acceleration levels for a single axis ePar Vect 1 Par Vect 3 global parameters visualized in the VLM 4 screen related to the measure of the vector acceleration levels e Auto Store it activates the automatic storage of global levels at the end of the mea surement for the details see the chapter RECORDING MODES CALI BRATI ON Level the acceleration value produced by the device used for the calibration of the measurement chain The acceptable values vary from 0 90m s to 110 00m s with a resolution of 0 01m s s 2 Js FIRMWARE UPDATE The firmware the program that handles all the analyzer functions can be updated transferring the file from a PC to the HD2030 through the serial port In this way it is possible to update the instrument functionality The updating files are available at the authorized dealers To proceed with the update it is necessary to have installed in the PC the Noise Studio software Refer to the on line manual of the sof
49. B Piezotronics production miniature triaxial accelerometer with inte grated electronics for whole body transmitted vibration measurements Sensitivity 100 mV g measure range 500 m s Mounting screws 5 40 UNC 10 32 UNF and M3 included Can be con nected to the right triaxial analyzer s input using the HD2030 CAB3S xM cable not included PCB Piezotronics production triaxial accelerometer with integrated elec tronics ICP for whole body transmitted vibration measurements Sensitivity 100 mV g measure range 100 m s Accelerometer 15 mounted into a rubber pad for the vibration measurements in seats and seat back HD2030 CAB3 3M cable for connection to analyzer input in cluded 102 HDP356B18 PCB Piezotronics production triaxial accelerometer with integrated elec tronics for vibration measurements in buildings Sensitivity 1 V g measure range 50 m s Mounting screws 10 32 UNF and 6 included Can be connected to the right triaxial analyzer s input using the HD2030 CAB3S xM cable not included HDD3233A Dytran production high sensitivity triaxial accelerometer with integrated electronics LIVM for vibrations measurements in buildings Sensitivity 1V g measure range 50 m s Mounting screw M4 included Can be connected to the right triaxial analyzer s input using the HD2030 CAB3S xM cable not included Supports for hand arm measurements HD2030ACI Cubic support for the acceler
50. Each recording is preceded by a summary screen reporting the memory where the data are going to be saved memory card or internal Flash memory the sequential number that identifies the block of data date and time e Size of the file and memory space available DATA RECORDING MEMORY CARD Record N 00001 2009 01 31 12 00 00 Dim Free 6 7 COMM EXIT STORE Pressing the STORE key right arrow on the keypad the data are saved Pressing the EXIT key left arrow of the keypad the instrument exits without saving and returns to measure mode Pressing the COMM key CURSOR key on the keypad it is possible to save the data file adding a voice comment by connecting a microphone to the appropriate input on the front of the instrument Setting the parameter Menu gt gt Parameters gt gt Data Logger gt gt Profiles gt gt ADC Chan nels in parallel with the storage of measurement parameters in the HD2030 analyzer s memory it is also possible to store the accelerometers row signals The parameter allows to select among the storage of all the channels of the analyzer only one of the four channels or the first three channels RIGHT input The direct recording of the ADC channels can be acti vated only in the memory card and it is not available for the internal FLASH memory of the analyzer The Auto Store function allows to automatically store the global parameters i e integrated in all the measurement
51. ION program with the calibrator fails Make sure the analyzer is not subjected to noise and or high vibrations Repeat after the waiting the stabilization time and if the problem persists contact the technical service After changing the batteries the instrument does not switch on Remove one of the batteries and wait 5 minutes before inserting it again The instru ment should switch itself on automatically when the missing battery is inserted The levels detected by the analyzer seem not corrected Make sure there is no condensation Do not turn on the instrument if there is the probability of condensation Wait for the measures stabilization time Check the accuracy of the measurement with the calibrator The analyzer switches itself off automatically after the startup screen The batteries are discharged The instrument does not communicate with PC f you are using a communication program like HyperTerminal check that the com munication speed of the PC and HD2030 are the same Menu gt gt Parameters gt gt Instrument gt gt Input Output gt gt Baud rate Check that the connection cable is correctly inserted and it is connected to RS232 serial port or USB of PC Check that the item MENU gt Parameters gt gt Instrument gt gt Input Output gt gt Serial Dev is set to the port type in use RS232 or USB f using the USB interface check if the driver is correctly installed f you are using No
52. Instant crest factor calculated as ratio between peak and average value of the acceleration in 1 second CFmx Maximum instant crest factor value calculated as th ratio between peak and average value of the ac without dimension celeration in 1 second It is calculated in the measurement time VDVr Ratio between vibrations dose and the average value of the acceleration linearly integrated in the measurement time MTVVr Ratio between the maximum value of average acceleration integrated every second and the average acceleration integrated in the measurement time The acceleration integration is linear OL Overload time percentage Overload time percentage during measurement measurement range time percentage ment DI RECT PRINTER CONNECTI ON HD2030 analyzer can print the visualized levels in a format compatible with that of a portable printer with 24 columns like the HD40 1 printer The printer has to be connected to the serial port of the instrument Printer and vibrations analyzer must be properly configured HD2030 configuration 1 Set the parameter MENU gt gt Parameters gt gt Instrument gt gt Input Output gt gt RS232 Baud Rate 38 4k 2 Set the parameter MENU gt gt Parameters gt gt Instrument gt gt Input Output gt gt Serial Dev RS232 Printer configuration 1 The communication speed of the printer Baud Rate must be equal to the one se
53. M EE EE 109 APPENDIX 17 eso TM 115 Al MEASURE PARAMETERS OF 2030 2 115 LEVEES NUMERICALLY DISPLAYED quM RTL M Ed 115 A2 MEMORY CAPACITY DURING THE RECORDING FUNCTION 118 AS COMMUNICATION PROTOCOL a Ede ee EE EE E iwi 120 PARGBOUPTPARAMETERSJ 121 KEY GROUP M dA 124 Sk CS AWS GROUP trus ku as ura A 125 uu antur E tatam cbe 126 ae VERB ES 126 WEIGHTING FILTERS x pe SU iS gU Erie 128 NOTES ABOUT THE OPERATI AND USER SAFETY 133 Retta GUARANTEE OMIM GUARANTEE CONDITIONS All DELTA OHM instruments have been subjected to strict tests and are guaranteed for 24 months from date of purchase DELTA OHM will repair or replace free of charge any parts which it considers to be ineffi cient within the guarantee period Complete replacement is excluded and no reques
54. MENU gt gt Parameters gt gt Instrument gt gt In put Output Serial Device to USB Confirm and exit from the menu Do not connect the instrument to USB port until requested from the wizard Insert Noise Studio installation CD ROM and wait for AutoPlay window to appear In Windows Vista and Windows 7 operating systems it s shown the window below select autorun exe execution see note 1 in the next paragraph 25 AutoPlay Unit DVD RW E CDRoot Esegui sempre questa operazione per software e giochi Opzioni generali Apri cartella per visualizzare i file E EI The starting screen of Noise Studio will be opened if the operating system prevents software to start please see note 1 in the next paragraph From starting window of Noise Studio click on USB drive installation to start the driver installation procedure The program checks the Windows operating system version and copies related drivers in a temporary folder At the end a message appears asking to plug the vibration meter connection cable to PC USB port press OK and close Noise Studio software pressing EXIT key Connect the vibration meter to USB port and turn it ON when Windows recognise the instrument it appears a message a new device has been detected Wait some seconds until the message new hardware is installed and ready to work ap pears Driver installation procedure is ended wheneve
55. MTW MTVV 1 2 1 0 where 2 5 the instant frequency weighted accelerations in each axis 2 are multiplying coefficients dependent the specific application T is the measurement time VLM 3 Screen Single axis global parameters Parameter Description Pkmx Aeq 1 A8smx Alsmn A8smn 15 8 VDV Maximum peak value of the frequency weighted acceleration Time average linear of the frequency weighted acceleration calculated in the measurement time where 6 is the single axis frequency weighted instant acceleration T is the measurement time Maximum value of the time average exponential of the frequency weighted acceleration with time constant of 1 second Maximum value of the time average exponential of the frequency weighted acceleration with time constant of 8 seconds Minimum value of the time average exponential of the frequency weighted acceleration with time constant of 1 second Minimum value of the time average exponential of the frequency weighted acceleration with time constant of 8 seconds Equivalent value of the frequency weighted acceleration in the measurement time referenced to 1 second where 6 is the frequency weighted single axis instant acceleration T is the measurement time Equivalent value of the frequency weighted acceleration in the measurement time
56. R c e instrument verifies that the signal level is stable and then asks to confirm the measured value CALIBRATION evel 10 00 m s Ais Fz 9 985 57 Confirm YES e Pressing YES the current value is memorized e If the sensor is triaxial the procedure has to be repeated selecting the other two axes repeat the operation from the beginning e From the main screen press ESC to exit from the calibration program DI AGNOSTI C CHECK PROGRAM This program perform a check of the main functions of the HD2030 analyzer The following functional parameters are checked in automatic sequence e Power Supply it checks that the voltage supplied to the instrument allows the measure ments execution If this point fails replace the batteries and repeat the test e EPE Power Supply it checks that the power supply of the accelerometers is within the technical specifications Accelerometers Polarization it checks that the polarization voltage of the connected ac celerometers is within the technical specifications e DSP Working it checks that the analog to digital conversion and the DSPs are able to transmit the measures to the microprocessor e Environmental Parameters it checks that the environment temperature is within the working specifications of the analyzer When one of the checks fails it is displayed the list of the checks done and the steps that failed In this case it is always suggested to re
57. REV 1 3 2014 11 June HD2030 ENGLISH The quality level of our instruments is the result of a continuous product development This can lead to differences between what is written in this manual and the tool that you purchased We cannot completely rule out errors in the manual we apologize for this inconvenient The data pictures and descriptions contained in this document cannot be legally enforced We reserve the right to make changes and corrections without notice Vibration Analyzer HD2030 0 90009 5 8 CONNECTORS AND KEYBOARD The tool is endowed with keyboard with 13 keys six connectors on the top and three connec tors on the bottom On the top there is also the memory card slot With reference to the figure at page 2 there are 1 2 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 Slot for SD memory card with a maximum size of 2GB 4 poles LEMO B type connector for the connection of a triaxial or monoaxial accelerometer with integrated electronics type IEPE or compatible 6 poles LEMO B type connector for the analog outputs LI NE of the 4 input channels LEFT arrow key on the keypad in the graphic mode it moves left the cursor or the two active cur sors blinking In VLM mode it allows to scroll the VLM 1 VLM 4 screens In the spectrum mode it allows to switch from acceleration viewing to speed and displaceme
58. ROGRAM This program allows to choose one of the 10 reference setups stored in the HD2030 ana lyzer To rapidly identify the desired one to each setup is associated with a title The PC software Noise Studio allows to edit the setups to save them into the PC memory and to load into the instrument memory the ones you want to use Each setup is associated with a configuration for the sensors to be connected to the RIGHT and LEFT inputs see the Sensor Configuration Program Once the setup is loaded in the instrument it is possible to manually modify the settings including the sensors configuration once edited the setup can be stored inside any of the 10 reference setups Note to proceed with the creation of a new setup to load in the instrument it is necessary to have installed in the PC the Noise Studio software 1 How create a new setup with Noise Studio Software Proceed in the following way e Connect the analyzer to the PC with the serial or USB cable e Start the Noise Studio software e Press Instrument management key in Noise Studio start the connection with the Con nect key for details on how to connect see the software manual e Press the Instrument configuration tool in Noise Studio the software downloads the cur rent settings of the analyzer e Modify the General Channels and Sensors screens in Noise Studio according to your needs o In the General screen the system input output and measure parameters can
59. S232 Serial nterface Socket MiniDin 8 poles Type RS232C EIA TIA574 not isolated Baud rate from 300 to 115200baud Data bit 8 Parity None Stop Bit 1 Flow Control Hardware Cable length max 15m USB Serial nterface Socket USB B Type USB 1 1 o 2 0 with 500mA STATI STI CAL ANALYSI S Statistical analysis is calculated on the chosen profile screen descriptor Menu Parame ters gt gt Vibration Analyzer gt gt Profile Analysis is made with 15 sampling e 1dB classes Calculation and display of the statistical graphs Graph of the levels probability distribution Graph of the percentile levels from L to Log SPECTRAL ANALYSI S Acceleration signals spectral analysis is calculated in parallel with other calculations on all the four 4 channels Sampling 8 kHz e Resolution 25bit Average spectrum or Multi spectrum with 1 second sampling period Octave bands from 4 Hz to 2kHz for hand arm measurements and from 0 5Hz to 250Hz for whole body or buildings measurements Third octave bands from 3 2Hz to 3 2kHz or from 0 32Hz to 315Hz Ratio of the center frequencies base 2 VISUALI ZATI ON Graphic Display 128x64 pixel with 56x38mm wide backlit Mode 1 and VLM 3 vibration level meter screens each one with parameters at choice for acceleration measurements related to the single channel 2 and VLM 4 vibration level meter screens each one with parameters at choi
60. Sensitivity Measure range Frequency response 5 Resonance frequency Linearity Transverse sensitivity Maximum Shock Working Temperature Polarization Voltage Mechanical features Weight Dimensions Mounting Connector Material e Isolation I ncluded accessories e Screw e Screw PCB Piezotronics production miniature triaxial accelero meter with integrated electronics ICP This sensor is normally used for hand arm measurements 10 mV g 5000 m s 2 Hz 10 kHz for Y and Z axes 2 Hz 7 kHz for X axis 55 kHz 1 F S 5 max 10000 gpk 5549 1219C 9 Vdc 4 gr height x width x depth 10 2 mm x 10 2 mm x 10 2 mm two threaded holes 5 40 UNC aligned with Y and Z axes side 8 36 4 pin titanium connector coupled with the ground terminal thread 5 40 UNC stainless steel to fix using hexagonal wrench to handle mounting adapters HD2030AC1 2 4 double thread 5 40 UNC in copper beryllium alloy 081A27 double thread 5 40 UNC and 10 32 UNF in copper beryllium alloy 081A90 double thread 5 40 UNC and M3 in copper beryllium al loy M081A27 HD2030 CAB3S xM 3m 5m e 10m to connect accele rometer to analyzer PCB Piezotronics production miniature triaxial accelero meter with integrated electronics ICP This sensor is normally used for whole body measurements 100 mV g 500 m s 0 5 Hz 4 kHz 25 kHz 1 F S 5 max 5000 gpk 54 C 77 C 10 Vdc 5 4 gr height
61. a where 2 5 the instant frequency weighted accelerations in each axis 2 are multiplying coefficients dependent the specific application T 15 is the time constant of the exponential equation Time average exponential of the frequency weighted acceleration with a time constant of 8 seconds Aismx A8smx Alsmn A8smn A 1s A 8 MIVV CFeq CF CFmx Maximum value of the time average exponential of the frequency weighted acceleration with time constant of 1 second Maximum value of the time average exponential of the frequency weighted acceleration with time constant of 8 seconds Minimum value of the time average exponential of the frequency weighted acceleration with time constant of 1 second Minimum value of the time average exponential of the frequency weighted acceleration with time constant of 8 seconds Equivalent value of the frequency weighted acceleration in the measurement time referenced to 1 second 1 1 2 0 0 where 2 5 the instant frequency weighted accelerations in each axis 2 are multiplying coefficients dependent on the specific application T is the measurement time Equivalent value of the frequency weighted acceleration in the measurement time referenced to 8 hours 1 1 2 Ta 0 where 2 5 are the instant frequency weighted accelerations in each axis 2 a
62. ad In the upper part of the display the related values are displayed In time profile they are indicated the level and the time or the difference of the level between the two cursors and the time distance In working mode as spectrum analyzer they are visualized the level and the central frequency corresponding to the cursor selected band The cursor can also select the wideband level placed on the right of the display When the function of the two cursors is not active it is possible to switch from the visualization of the acceleration of each band to the speed or displacement visualization pressing in sequence the left and right cursor keys Keeping the CURSOR key pressed the limit acceleration curve is displayed To disable the limit acceleration curve keep the CURSOR key pressed In the probability distribution it is possible to read the probabilities in two points of the graph or when they are both selected to calculate the probability to have a value between two cursors In the percentile levels screen the cursor indicates the percentile level when the visualized parameter changes Keeping the CURSOR key pressed while one of the VLM screens is displayed it is possi ble to activate or deactivate the beep sound activated each time a key is pressed Keeping the CURSOR key pressed while one of the VLM screens is visualized it is possi ble to activate or deactivate through the keyboard the backlit 4 LEFT Key keypa
63. ad can be stopped at any time with the command e DMP OFF r n It stops the data download CNF CONFI GURE GROUP The following table indicates the command list of the CNF CONFIGURE group Key Description A sensor configuration is performed with the following commands sequence e CNF PROD CHANNEL lt Zconfiguration manufacturer max 10 characters Set the sensor manufacturer CNF MODL lt CHANNEL gt lt configuration gt lt model max 10 characters Set the sensor model e CNF MATR CANALE lt Zconfiguration serial number max 10 characters M n Set the serial number of the sensor e CANALE lt Zconfiguration code type gt r n Set the sensor type according to the numerical code indicated in the following table 0 No sensom Monoaxial accelerometer 96 Triaxial accelerometer The right channel can use only triaxial accelerometers while the left channel can use only monoaxial accelerometers CNF INDX CHANNEL Zconfiguration sensitivity index gt Mn e Set the sensitivity nominal index of the sensor according to the numeric code indicated in the following table Nominal sensitivit Sensitivity interval mV g 1000 500 1500 The code to insert is the one related to the sensitivity interval more adequate to the sensor e CNF RANG CHANNEL lt configuration l
64. age exponential of the frequency weighted acceleration with time constant of 1 second Minimum value of the time average exponential of the frequency weighted acceleration with time constant of 8 seconds Equivalent value of the frequency weighted acceleration in the measurement time referenced to 1 second 1 1 2 etat coh 0 0 where 812 3 the instant frequency weighted accelerations in each axis 2 are multiplying coefficients dependent on the specific application T is the measurement time Equivalent value of the frequency weighted acceleration in the measurement time referenced to 8 hours 1 172 se 2 ferat etat b ect Ta 0 where 2 5 are the instant frequency weighted accelerations in each axis 2 are multiplying coefficients 28800 is the number of seconds in 8 hours Maximum value of the time average linear of the frequency weighted accelera tion calculated in the last second Crest factor calculated as ratio between the maximum peak value and the time average of the frequency weighted acceleration Pk E lea 2 ciai EME 0 where Pkmx is the maximum peak value of the frequency weighted acceleration vector 81 2 5 are the instant frequency weighted accelerations in each axis 2 are multiplying coefficients dependent on the specific application T is the measurement time 74 CFmx Maximum value
65. agnetic interference EN61000 4 3 level 3 002 95 Immunity to electrical fast transients EN61000 4 4 level 3 Immunity to conducted disturbances EN61000 4 6 Electromagnetic Interference Conducted Emissions EN55022 2007 class B Electromagnetic Interference Irradiated Emissions I EC CISPR 22 class B lt 136
66. al axis x lying person ISO 2631 1 Filter for measurements on vertical axis z ISO 2631 1 Filter with a flat frequency response BV Band pass filter for building measurements 0 8Hz 100Hz Filter for building measurements MEASURE PARAMETERS CALCULATED EACH CHANNEL Instant values calculated every second Broadband PARAMETER ABBRE DEFI NI TION Peak of weighted acceleration Tage 448 Leer Average m 2 second of weed acean Linear Average Exponential Average tion Eeun menge StS STE Exponential Average tion CF Re V CF HONGOS I ntegrated values in the measurement time Broadband PARAMETER ABBREV DEFINITION Maximum peak of weighted acceleration Foe C 5 cll Linear Average acceleration SER ST Exponential Average acceleration TSS SS Exponential Average acceleration Exponential Average acceleration Pu wenge one Sean i a Exponential Average acceleration Equivalent value of the frequency weighted acceleration aw eq 1s in the measurement time referenced to 1 second it Is equivalent to SEL we in the measurement time referenced to 8 hours Vibration MTVV MTVV Maximum Linear Average in 1second of the weighted acceleration CF Maximum Crest Factor aw pk aw 1s VDV aw T T The limit value is equal to 1 75 MTVV
67. angeable parameters can be scrolled in sequence When the selected parameter blinks it is possible to modify it using the UP and DOWN arrows The editable parameters are The acceleration measurement parameter Menu gt gt Parameters gt gt Vibration Ana lyzer gt gt Profile Pressing the and DOWN arrows it is possible to scroll in sequence all the measurement parameters available The sampling interval of the measurement parameter Menu gt gt Parameters gt gt In strument gt gt Measurement gt gt Sampling Profile It can be set from 1s up to 1 hour integration interval Menu gt gt Parameters gt gt Instrument gt gt Measurement gt gt Integration Interval It can be set from 1s to 99 hours when it is set to O the integra tion is continuous frequency weighting Menu gt gt Parameters gt gt Instrument gt gt Measurement gt gt Wh Ch x with x 1 4 The parameter is associated with the measure channel vi sualized To modify it use the UP and DOWN arrows SPECTRUM SCREEN Integration Interval Integration Time Visualized Parameter Octave and third octave band spectrum Maximum Level Scale Factor Level with large band Minimum Level Frequency Weighting Selected Channel The SPECTRUM screen presents in graphic form the octave or third octave bands spec trum related to each of the 4 measurement channels The order of the visualized spectrum in oc
68. anical vibration Guidelines for the measurement reporting and evaluation of vibration with regard to habitability on passenger and merchant ships Accelerometers models It is possible to connect triaxial or monoaxial accelerometers with integrated electronics IEPE type or equal The accelerometers are current supplied with a polarization voltage of 25V and a maximum current of 2mA With the HD2030 analyzer can be supplied the following accelerometers Accessories The following accessories are supplied on request HD6188 tube of hydro repellent silicone grease and electrically insulating HD6273 tray with bonding wax 080A90 glue for quick fastening 081B05 double threaded screw 10 32 UNF 081A90 double threaded screw 5 40 UNC and 10 32 UNF 081 05 double threaded screw 10 32 UNF and M6 X 0 75 MO81A27 double threaded screw 10 32 UNF X 0 5 081A27 double threaded screw 5 40 UNC HD6239 accelerometer push rod HD6286 adhesive metallic plate for assembly through magnet Used to magnetically couple the accelerometer on non metal surfaces HD6284 insulated magnetic base with 10 32 UNF threaded hole HD6196 magnetic base with integrated 10 32 UNF screw HD6226 adhesive mounting base with threaded through hole 10 32 UNF HD6245 adhesive mounting insulated base with integrated screw 10 32 UNF HD6220 insulated base with integrated mounting 10 32 UNF screw and threaded hole 10 32 UNF for accelerome
69. arrows The changeable parameters are The integration interval Menu gt gt Parameters gt gt Instrument gt gt Measure gt gt Inte gration Interval It can be set from 1s to 99 hours when it is set to O the integration is continuous he frequency weighting of the acceleration value associated with the spectrum Menu gt gt Parameters gt gt Spectrum Analyzer gt gt Auxiliary weight This parameter is changeable also in measuring mode The type of the visualized spectrum MLT or AVR Menu gt gt Parameters gt gt Spec trum Analyzer gt gt Mode This parameter is changeable also in measuring mode Di STRI BUTI ON OF PROBABILITY SCREEN Visualized parameter Integration Time bAlLlsmx Wh 20 05 38 B Maximum Level Frequency Weighting Scale Factor Minimum Level Selected channel Probability The PROBABILITY screen presents in graphic form the probability distribution of the values of the parameter visualized in the PROFILE screen for each of the 4 channels The values be visualized in dB or in 5 The CHN key allows to change the visualized channel With the LEFT and RIGHT arrow keys it is possible to change the vertical scale of the graph while with the UP and DOWN arrow keys it is possible to choose the reference value of the vertical scale CURSORS WORKI NG It is possible to activate two cursors to read the probability in two points at choice in the graph or when they are
70. asurement screens see the chapter DESCRIPTION OF THE SCREENS dedicated to the different modes of visualization The menu has a multi level structure with main categories and submenus To select a menu item use the UP and DOWN arrows the selected item blinks If the parameter placed on the right of a menu item does not blink it means that the item cannot be modified SELECT PARAMETER Instrument x HD2030 his parameter CAN T be changed Serial N 123456789 Version 108v3 6 i Config RIGHT XT p Config LEFT 2 this parameter is EDITABLE Use the ENTER key to access the selected submenu or to modify the selected parameter The selected blinking parameter can be modified with the UP and DOWN arrows to con firm the new value press the ENTER key while to cancel the modifications press the MENU key To exit from a menu and go back to the upper level till returning to the measurement screen use the MENU key 2011 10 25 10 00 00 Batt 95 Mem 99 5 SELECT MENU Instrument Vibration Analyser Spectrum Analyzer Entering the menus it is visualized the current date and time and in the next line the remaining charge of the batteries and the memory space available The memory space refers to the external card if any otherwise to the internal Flash memory The message SELECT MENU becomes SELECT SUB MENU when the meter is inside a sub menu The points at the end of a list indicate that there are
71. ations 100 mV g 100 m s 0 5 Hz 1 kHz 27 kHz 1 F S 5 max 2000 gpk 10 C 50 C 3 5 Vdc 10 8 gr 272 gr including the rubber pad height x width x depth 9 mm x 32 mm x 21 5 mm diameter x thickness 200 mm x 12 mm threaded through hole 10 32 UNF aligned with Z axis side 14 28 4 pin titanium connector coupled with the ground terminal HD2030 CAB3 3M 3m to connect accelerometer to ana lyzer PCB Piezotronics production triaxial accelerometer with integrated electronics ICP This sensor is normally used for whole body buildings transmitted vibration mea surements 1 V g 50 m s 0 5 Hz 3 kHz 20 kHz 1 F S 5 max 5000 gpk 29 C 77 C 10 Vdc 5 4 gr height x width x depth 20 6 mm x 26 1 mm x 20 3 mm threaded holes 10 32 UNF aligned with Y and Z axes side 14 28 4 pin light alloy connector coupled with the ground terminal double thread 10 32 UNF in copper beryllium alloy 081B05 e Screw Screw double thread 10 32 UNF and M6 in copper beryllium alloy M081B05 Cable not included HD2030 CAB3S xM 3m 5 e 10m to connect accele HDD3233A type Type Sensitivity Measure range rometer to analyzer Dytran production high sensitivity triaxial accelerometer with integrated electronics LIVM This sensor is usually used for the measurement of the vibrations transmitted by the buildings 1V g 50 m s Frequency response 10 0 4 Hz 6 kHz ax
72. ave bands 55 hours Only RIGHT input LEFT RIGHT inputs gn Spectral analysis by third octave bands 14 hours When a voice comment is memorized about 16kB s are necessary The internal memory of the analyzer can contain at maximum 8 minutes of audio recording corresponding for ex ample to more than 48 recordings with 10s commentaries 118 For a comparison in the following table are reported the indicative values of the storage capacity with a 1GB memory card EL KNEE NU Only LEFT input Spectral analysis by octave bands 65000 Only RIGHT input Spectral analysis by octave bands 65000 LEFT RIGHT inputs Single recording and automatic storage Spectral analysis by octave bands 65000 Only LEFT input Spectral analysis by third octave bands sensi es um Spectral analysis by third octave bands 65000 meo Spectral analysis by third octave bands 65000 Only LEFT input 1350 days 227 Only RIGHT input 910 days LEFT RIGHT inputs 780 days memi mam Spectral analysis by octave bands 314 days UN Spectral analysis by octave bands 110 days Spectral analysis by octave bands 87 days recording Spectral analysis by third octave bands 140 days Eu loo wan Spectral analysis by third octave bands 48 days NEN Spectral analysis by third octave bands 3 days Spectral analysis by octave bands 300 da
73. aw T limit value is Ramet T to 1 5 OL of overload time of overload time MEASURE PARAMETERS CALCULATED ON THE ACCELERATI ON VECTOR I nstant values calculated every second Broadband PARAMETER ABBREV DEFI NI TI ON Peak ofthe weighted acceleration Me iue Linear Average in 1 second of weighted acceleration Linear Average pene ME n a Exponential Average tion rene Exponential Average tion CF CF Crest Factor 15 116 I ntegrated values in the measurement time Broadband PARAMETER ABBREV DEFI NI TI ON Aw pkmax Pkmx Maximum peak of weighted acceleration Fre Linear Average acceleration Egress none om MN Exponential Average weighted acceleration Diamenn Aen NR EE T Exponential Average weighted acceleration Eee wong Sega eons NN Exponential Average weighted acceleration ia MN Exponential Average weighted acceleration Equivalent value of the frequency weighted accelera aw eq 1s tion in the measurement time referenced to 1 second Equal to SEL aw eq 8h Equivalent value of the frequency weighted accelera i tion in the measurement time referenced to 8 hours MTVV MTVV Maximum Linear Average in 1 second of the weighted acceleration CF Maximum crest factor aw pk aw 1s MIVV aw T posu b The limit value is equal to 1
74. bol The batteries discharge appears as a gradual emptying of the symbol When the remaining working time of the instrument is about 10 which is roughly correspondent to 30 minutes in the continuous acquisition the battery symbol blinks A protective device prevents the instrument from taking measurements with insufficient charge level and automatically shuts the instrument off when the charge level is reduced to a minimum The charge level of the batteries expressed in percentage is visible in the menu main screen that can be accessed pressing the MENU key once Press the MENU key again to return to the measurement screen For details see the chapter REPORTING OF LOW BATTERIES AND REPLACEMENT OF BATTERIES Pressing the ENTER key the parameters related to the visualized screen can be selected in sequence While the selected parameter is blinking it is possible to change it pressing the UP and DOWN arrow keys Pressing ENTER or automatically after about 10s the parameter is confirmed and the selection mode is exited In graphic visualization mode it is possible to change the parameters of the vertical scale using the UP DOWN LEFT and RIGHT arrow keys the LEFT and RIGHT keys compress and expand the vertical scale respectively the UP and DOWN keys decrease and increase the initial and final levels of the vertical scale in this way the graphic is moved upwards and downwards respectively VLM SCREEN Integration Interval Acquisition t
75. both inserting manually the accelerometers data and also using the proper CD ROM associated with the accelerometers that can be supplied by Delta Ohm togeth er with the instrument DESCRI PTI ON OF DISPLAY MODES The acceleration values and the calculations made by the HD2030 analyzer are presented in 5 different screens The instrument analyzes simultaneously the acceleration signals on 4 axis associated with four measurement channels CH1 CH4 It is possible in each screen to choose the channel to display by simply pressing the CHN key When the instrument is switched on it briefly shows the Delta Ohm logo and the pro gram version Then it is requested the selection of the configuration for the sensors connected to the two inputs first the right triaxial input than the left monoaxial one CONFIG RIGHT 02 PROD DELTA OHM MOD ACC_TRI S N 123456 TYPE ACC TRI SENS 10mV g CAL RANGE 500 gpk SEL PREV NEXT CURSOR CD gt For both inputs press PREV or NEXT to scroll the memorized sensor list SEL to con firm Then the instrument enters the VLM Vibration Level Meter mode displaying in numeri cal form 3 instant or integrated measurement parameters The selection of the 00 zero configuration disables the corresponding input if the right input is disabled CH1 CH2 and CH3 channels do not appear If it is disables the left in put the CH4 channel does not appear If there is an external memory card
76. both selected to calculate the probability to have a value between the two cursors Pressing the CURSOR key once the first cursor is activated pressing the second time the second cursor is activated while pressing the CURSOR key the third time both cursors are activated in tracking mode To place the cursors in the desired points the arrow keys next to the CURSOR key can be used The statistical analysis is done in 1dB classes sampling the value of the parameter selected for the PROFILE screen once per second for each of the 4 channels The visualized measurement parameters can be modified without entering the menu of the instrument Pressing the ENTER key while the instrument is in STOP mode the changeable parameters can be scrolled in sequence When the selected parameter blinks it is possible to modify it using the UP and DOWN arrows The editable parameters are The acceleration measurement parameter Menu gt gt Parameters gt gt Vibration Ana gt gt Profile frequency weighting Menu gt gt Parameters gt gt Instrument gt gt Measurement gt gt Wh Ch x with x 1 4 The parameter is associated with the visualized measurement channel To modify it use the UP and DOWN arrows PERCENTI LES SCREEN Visualized parameter Integration time gt Alsmx Wh 01 55 38 B Frequency Weighting Maximum Level Scale Factor Minimum Level Selected Channel percentile level Percentile screen presen
77. ce for acceleration measurements related to the vector formed by 1 2 and 3 channels time profile of a parameter at choice with sampling time from 1s to 1 hour Octave or third octave spectrum probability distribution of levels 1dB classes Graph of the percentile levels from L to Loo MEASUREMENTS STORAGE 8MB permanent internal memory FLASH type Card slot for SD memory type up to 2GByte Safety of memorized data Independent from the condition of the batteries charge OTHER FEATURES Print It is possible to activate the automatic printing of the acquired parameters at the end of the measurement The printer must be connected to the RS232 interface Vocal comments Its possible to add a vocal comment to every measurement stored on the flash internal memory or on the memory card Stored vocal comments can be listened using the Naviga tor program For recording and listening vocal comments it s necessary to connect a microphone and headphones on the dedicated connector placed on the frontal panel Digital recording On the SD memory card it s possible to record raw digital samples coming from accele rometer s signals in parallel with the standard recording functions Signals digitization has the following properties Sampling frequency 8 ksmp s Resolution 0 05 e Dynamic 100dB By setting the parameter Menu gt gt Parameters gt gt Data Logger gt gt Profiles gt gt ADC Channels the digital recording
78. ce 23 MEASUREMENT 52 22225 E 24 SINGLE INTEGRATION 25 0 24 MULTIPLE INTEGRATION 24 USE OF THE EXTERNAL MEMORY 4 25 RECORDING 5 lt lt 27 SINGUE RECOR 15 TT PEE 28 SINGE PROFLE EET TTD ms 28 ciel E 29 n ILI 31 PROGRAMS DESCRIPTION ci vsuxusu uua ncn RC n RR CR C RC a RR CC eee 33 MEMORY NAVIGATOR PROGRAM RAM EOD aiai 33 SETUP MANAGEMENT PROGRAM gt Da x v xc ep E Wax A ex MER A 43 CALIBRATION PROGRAM idee nicer tlt wae se ee ee ie 46 DIAGNOSTIC CHECK PROGRAM
79. cified setup is loaded into the instrument The syntax of the setup storage command is STT SETUP STORE lt setup title max 21 characters The current setup is memorized with title in the specified position The setup number must be chosen in the interval 1 10 DMP DUMP GROUP The following table indicates the commands list of the DMP DUMP group Command _ Format Description It starts the download of the memory It stops the download of the memory NEXT_RECORD It asks for the transmission of the next record RECORD It asks for the transmission of the current record CLEAR It cancel the memory The download of the data memorized in the FLASH memory of the instrument is per formed with following the commands sequence e DMP ON r n If there are data in memory it is printed the header that ends with the MEMORY DUMP r n string e DMP RECORD r n It prints in binary format the previous record e DMP NEXT_RECORD r n It downloads in binary format a block of 512 bytes followed by checksum If there are no other data in memory the string END OF DUMP r n is printed DMP CLEAR r n optional It resets the content of the FLASH memory e DMP OFF r n It stops the data download In case of a fault during the transmission of the block checksum fault it is possible to request to transmit again the same block with the command e DMP RECORD r n It prints in binary format the current record The data downlo
80. cription reported in the previous point To exit from REPLAY mode press the MENU key 3 File management in the internal Flash memory The allowed operations on the files stored in the internal memory are the copy of a file or of the entire internal memory into the Memory Card and the memory clear It is not possible to delete single files in the internal memory Press in sequence the keys Menu gt gt Programs gt gt Memory Navigator It appears the screen MEMORY NAVIGATOR Select memory unit EXIT FLASH Press the FLASH key to access to the internal memory of the instrument FLASH NAVIGATOR Batt 80 Mem 75 BACK EDIT Press the EDIT key to enter the submenu for the management of the memorized files FLASH NAVIGATOR Batt 80 Mem 75 BACK CLEAR COPY O 4 O With the CLEAR Key all the FLASH memory content is deleted With the COPY key all the FLASH memory content is copied into the Memory Card When one of the two keys is pressed the instrument asks to confirm the selected opera tion pressing YES FLASH NAVIGATOR FLASH NAVIGATOR Batt 80 Mem 75 Batt 80 Mem 75 CONFIRM CONFIRM COPY OF MEMORY CLEAR SELECTED FILES ON MC To copy a single file from the internal memory into the Memory Card select in sequence the keys Menu gt gt Programs gt gt Memory Navigator It appears the screen MEMORY NAVIGATOR select memory unit EXIT FLASH MC O O O Press the FLASH key
81. d The LEFT arrow key moves on the left the cursor or the two active cursors blinking In VLM mode it allows to scroll the VLM 1 VLM 4 screens In working mode as spectrum analyzer the left and right cursor keys allow to switch from acceleration to speed or displacement visualization p gt RI GHT arrow Key Keypad The RIGHT arrow key moves on the right the cursor or the two active cursors blinking In VLM mode it allows to scroll the VLM 1 VLM 4 screens In working mode as spectrum analyzer the left and right cursor keys allow to switch from acceleration to speed or displacement visualization 114 APPENDIX A1 MEASURE PARAMETERS OF HD2030 In the following paragraphs are indicated the vibration levels with the related abbrevia tions used to identify them that can be visualized numerically or graphically and memorized LEVELS NUMERI CALLY DI SPLAYED Frequency weightings Application E DESCRI PTI ON Filter with a flat frequency response Band pass filter for hand arm measurements 6 3Hz HA 1250Hz Filter for hand arm measurements Filter with a flat frequency response Band pass filter for measurements on the whole body 0 4Hz 100Hz Filter for measures in the vertical axis z ISO 2631 4 Filter for measures in horizontal axis from the back to the Shoulders x back for a sitting person ISO 2631 1 s tions Sitting person ISO 2631 1 Filter for measure of vibration at the top for vertic
82. ded the spurious signal overlaps the detected signal adding distortion to the measurement To avoid this phenomenon called DC shift it is necessary to reduce the accelerometer s loads at higher frequencies Normally the presence of dumping material on the handle or the interposition of a thin rubber layer 1 2 mm between the support of the accele rometer and the handle are sufficient to prevent the phenomenon 1 in the picture The resilient material must be compressed to the maximum tightening of the clamp mounting of the support To avoid damaging the resilient material while tightening it is sufficient to interpose a alloy ring with a thickness of 1 2 mm between such ma terial and the clamp 2 in the picture The vibrations transmitted from the tool to the hand arm will be properly represented only un der certain conditions by the measurement made by fixing the accelerometer to the handle as previously described In fact by the tightening of the adapter to the handle depends the fraction of vibra tional energy transmitted to the sensor and therefore measured It s evident that tightening the clamp to the maximum will be obtained a high mechanical coupling and therefore the measured acceleration will be maximum However not always by tightening the clamp to the maximum it will be achieved a representative measure of the true stress the operator s hand is subjected to Normally the operator tightening the handle exerts a variable gri
83. disabled In the other cases data are automatically printed when the measurement ends The possible settings are OFF indicates printing disabled VLM for printing the numerical parame ters visualized in the VLM screen SPC for the printing of the octave or third octave bands levels VLM SPC for printing both See the chapter CONNECTION TO PRINTER TRGOUT Source the TRGOUT output if activated with TRGOUT RUN switches from the pause level to the active level when the instrument enters the acquisition mode RUN When the parameter is set to OFF the TRGOUT output is deactivated TRGOUT Polarity the TRGOUT output can have a positive POS or negative NEG polarity with low or high pause level respectively RS232 Baud Rate this parameter allows to select the data transfer speed for the RS232serial connection from a minimum of 300 to a maximum of 115200 baud A high er value indicates a faster communication so if there are no other contrary indications select the higher possible value to speed up the data transfer If the in strument is connected to a printer with RS232 serial input or with serial parallel converter the value supplied by the printer manufacturer must be set WARNING when the serial interface is used the communication between the instrument and the PC or device with serial input works only if the Baud Rate 59 of the instrument and PC or device is the same The supplied Noise Studio software sets
84. e factory configuration of the parameters is loaded Q RI GHT arrow Key ZDDMG In the menu the RIGHT arrow key moves the cursor on the right during the insertion of a character It allows to modify the parameter of the menu in the selected line It extends ZOOM the vertical scale of the time profile and frequency spectra In the VLM screens it changes the measure unit of the selected parameters It allows to select the multiple integration mode directly from the measurement screen avoiding to access the menu Press ENTER until the time value shown on side of Tint blinks Press the key RIGHT arrow key The Tint blinks to indicate that the multiple integration mode has been activated To go back to single integration mode press the LEFT arrow key 9 DOWN arrow Key The DOWN arrow key selects the next row in the menu or decreases the selected para meter In the VLM screen it changes the limits of the horizontal bar It increases the vertical initial and full scale of the time profile or frequency spectra moving in this way the graph down 113 CURSOR CURSOR Key keypad In a graphic mode it activates the cursors Pressing repeatedly the key they are acti vated in sequence the first cursor L1 the second cursor L2 or both in tracking AL at the next pressing of the key the cursors are disabled The selected blinking cursor is moved on the graphic with the LEFT and RIGHT arrows on the keyp
85. e instant parameters continue to be measured and visualized REC The instrument is acquiring and recording 10 STOP the instrument does not perform any measurement H HOLD the calculation of the integrated measurements has come to the end of the inte gration interval or the HOLD key was pressed P Print the printing of the current data is running R Replay it appears blinking when the MEMORY NAVIGATOR program is used to display a file saved in the instrument memory Immediately to the right of the symbol indicating the acquisition mode there is the sym bol indicating the possible overload An arrow pointing up indicates that the input level has exceeded the maximum level measurable a down arrow indicates that the input level is be low the minimum according to the selected gain The maximum measurable level in the different settings of the measurement range se lector is indicated in the technical specifications see the chapter TECHNICAL SPECIFICATIONS An internally empty arrow reminds that an overload occurred while a full arrow indicates that the signal is currently exceeding the limit To the right of the overload indicator it is displayed the integration time Tint of the in strument which is programmable from 1s to 99h When the integration mode is set to multiple the Tint symbol in the VLM screen blinks If Tint 0 the integration is becomes continue In the upper right corner there is the battery sym
86. e the RS232 connection that requires no special programs for its operation the USB connection requires the prior installation in the PC of a special program driver USB provided in the CD that is supplied with the instrument In the MiniDin female 8 pole connector of the instrument there are the following signals irc BEEN a 4 Output VDD 33Vpowersupply _ Output Channel data reception Clear to send In the subD female 9 pole connector of the HD2110CSNM cable there are the following signals Pin Direction Signal X Description 1 DCE HD2030 DCE CD ready Carrier detect DCE HD2030 RDB Channel data reception 3 HD2030 DCE Channel data transmission 4 HD2030 DCE DTE DTE ready 5 Reference ground External view 7 1 0203055 DCE RTS Request to send 8 DCE gt gt HD2030 CIS Clear to send 7 When the instrument is connected via a serial interface to an active terminal DCE active for example a PC the auto switch off is disabled and it is not possible to switch off the instrument If the analyzer is turned off the connection to an active terminal DCE active will lead to the automatic switch on The standard serial transmission parameters of the instrument are e Baud rate 115200 baud e Parity None N bit 8 Stop bit 1 e Protocol Hardware It is possible to change the speed of the data transmission throu
87. e used with all accelerometers Velcro strap width 25mm length 300mm 105 Cables for monoaxial accelerometers HD2030 CAB13 cable for the connection of three monoaxial accelerometers to the triaxial input of the HD2030 analyzer compete with connectors 40 cm length with BNC connectors It is necessary to use a HD2030 CAB1B xM cable for each accelerometer HD2030 CAB1B 3M coaxial cable for the connection of monoaxial accelerometers to the HD2030 CAB13 cable complete with connectors 3m length HD2030 CAB BNC xM coaxial extension cable for the connection of monoaxial accelerome ters to the HD2030 CAB13 cable The maximum cable length is 50m and both ends are terminated with BNC female connectors HD2030 CAB1 3M low noise coaxial cable for the connection of monoaxial accelerometers to the HD2030 analyzer left input 3m length complete with connectors Can be used with accelerometers HDD3200B5T HDD3019A1 HDP352C34 and HDD3056B2 HD2030 CAB1 5M low noise coaxial cable for the connection of monoaxial accelerometers to the HD2030 analyzer left input 5m length complete with connectors Can be used with accelerometers HDD3200B5T HDD3019A41 HDP352C34 and HDD3056B2 HD2030 CAB1 10M low noise coaxial cable for the connection of monoaxial accelerometers to the HD2030 analyzer left input 10m length complete with connec tors Can be used with accelerometers HDD3200B5T HDD3019A1 HDP352C34 and HDD3056B2 Cables for triaxial
88. eading Display Contrast 3 9 default 5 X2l gt Key reat Bescipion Integration time s m 1 59 or h 1 99 POND 1 A8 Axis 1 weight for the calculation of the vector Auxiliary spectrum weighting Spectrum Type AVR MLT SPECT ORDER Spectrum Order octave 1 1 or third octave 1 3 SPECT INTEGRATION A8 Spectrum integration none OFF single X1 or double X2 axis 1 2 3 or 4 or the combinations 123 and 1234 DLOG AUTO STORE A8 It activates the Auto Store function ON OFF de fault OFF CAL LEVEL Calibration level in m s 0 1 300 default 10 0 The value that some of the parameters can assume is indicated in the following table the default value is bolded 122 gt ALKALI NE PRINT MODE VLM SPC POS TRG OUT POLARITY BAUD RATE MEM TYPE DEVICE VIB MODE INPUT GAIN INT MODE a MEAS_UNIT fg _ EE 1 1 SPECT ORDER 1 3 SPECT INTEGRATION X1 X2 PROFILE DLOG TYPE FULL DLOG ADC SAMPLES 128 KEY GROUP The following table indicates the commands list of KEY group Command _ Format _ Description OFF C1 It switches off the instrument C1 HOLD key MENU MENU key CHN key MODE MODE key PAUSE PAUSE CONTINUE key STORE It simulates the pressure for more than 2 seconds of the REC key UParowkey
89. ecific coordinates to be adopted The standard defines the coordinate system e Z direction the direction parallel to percussion direction in ISO 5349 1 this axis takes the direction of the third metacarpal bone of the operator s hand e Y direction the direction in the plane including the handle and the Z axis orthogonal with the Z axis e X direction direction perpendicular to Y and Z directions Since the ISO 5349 1 introduced as evaluation parameter the accelerations vector sum the orientation of the coordinate system purely conventional does not affect the evalua tion procedure it is therefore independent of the reference system adopted Selecting the application Menu Parameters Instrument Measurement Applica tion HA the HD2030 analyzer performs measurements in accordance with ISO 5349 The weighted acceleration to simulate the the hand arm system sensitivity is calculated applying the filter named Wh on all measurement axes Alternatively are available the band pass filters Fz and Fc respectively 1 Hz 3 5 kHz and 6 3 Hz 1250 Hz and the analyzer measures the accelerometer s signals spectrum octave bands from 4Hz to 2 kHz or third octave from 3 15 Hz to 3 15 kHz In the vibrations transmitted to hand arm system transducer s mounting is the most delicate operation The accelerometer weight should be less than 10 the weight of the tool and typi cally less than 30g including the wei
90. ement chain composed of the three axes and the analyser with Wd Wd and Wk weighting filters for X Y and Z axes respectively e Adapters to fix the accelerometer to the handles of tools HD2030 124 Are included HD2030AC1 cubic adapter with metal clamp HD2030AC2 adapter for cylindrical shape handles and HD2030AC4 adapter for small tools with anatomic handles Kit HD2030 Safety in the Workplace for the measurement of noise and vibration in the workplace The kit consists of HD2030 four axes vibration analyzer with accelerometers to measure the vibration transmitted to the hand arm and whole body and HD2010UC A type 1 sound level meter and analyzer includes HD2030 HA WB Kit for hand arm and whole body four axis vibration measurements including the four channels HD2030 vibration analyzer two triaxial accelerometers and hand arm adapters 100 HD2030 RV HD2010UC A type 1 sound level meter octave bands spectrum ana and statistical analyzer user manual carrying case HD2010PNE2 detachable preamplifier and pre polarized electret microphone 5m extension cable CPA 5 windshield and USB serial cable Calibration report of sound level meter and filters e Noise Studio Worker Protection NS1 application module with hard ware key CH20 and license of use for noise and vibration analysis in the workplace according to UNI 9432 11 1509612 11 Kit HD2030 Noise and Vibration for the measurement of
91. ement of accelerations in buildings it is necessary to use accelerometers with a sensitivity of 1 V g in order to measure accelerations starting from 1 mm s2 HAND ARM Many tools operated or gripped by hands generate vibrations In some of these tools the vibration levels can be very high for example saws hammers grinders drills cleaners vi brating plates mowers hammers etc The vibration is transmitted to the operator s hands and arms through physical contact with the utensil In some cases vibration is transmitted directly by gripping the part to be machined such as on a column grinder The procedures for measuring and assessing exposure of workers to hand arm vibration are defined by ISO 5349 1 and ISO 5349 2 For measurements are used accelerometers with a sensitivity from 1 mV g to 10 mV g reduced size and weight capable to measure weighted accelerations of about 1m s while at the same time very high peak accelerations even higher than 10000 m s In most practical situations will be used a miniature triaxial accelerometer with a sensitivity of 10mV g and resonant frequency greater than 10kHz When the peak acce lerations exceed 1000g repeatedly it is necessary to use a shock accelerometer with 1mV g sensitivity and resonant frequency greater than 50kHz In this case also a mono axial accele rometer is enough taking care to orientate it so as to measure the accelerations along the dominant axis For exposure assessment s
92. ement of hand arm transmitted vibrations and whole body transmitted vibrations using a rubber pad on the seat and seat back The kit is composed of four channels vibration analyzer including spectral and statistical analysis two triaxial accelerometers and rubber pad for the seat The kit includes adapters for hand arm accelerometer mounting Includes e HD2030 K1 4 axis HD2030 vibration analyser user manual carrying case Noise Studio basic software serial cable for USB ports CP22 1GB SD memory card HD2030MC silicon grease 6188 tray with bonding wax HD6273 and quick fastening glue 080A90 Calibration reports for vibration meter and filters according to 1508041 and 61260 e IEPE tri axial accelerometer with 10 mV g sensitivity for the measure ment of vibrations transmitted to the hand arm Includes mounting screw in copper beryllium and HD2030 CAB3 3M connection cable to analyser Sensor s manufacturer calibration chart and calibration report according to ISO 8041 of the measurement chain composed of the three axes and the analyser with Wh weighting filters e IEPE triaxial accelerometer with 100mV g sensitivity for the measure ment of whole body transmitted vibrations the accelerometer is mounted into a rubber pad for the measurement on seats and seat back It includes HD2030 CAB3 3M connection cable to analyser Sen sor s manufacturer calibration chart and calibration report according to ISO 8041 of the measur
93. ends on the selected application as reported in the following table Central frequencies range Application Octave bands Third octave bands o Hz 4 2000 3 15 3150 Whole body 0 5 250 0 315 315 Building vibration 0 5 250 0 315 315 Self generated noise The intrinsic noise for the different frequency weightings and for constant percentage bands both in octave and third octave is measured short circuiting the input channels For the Hand Arm measurements the detected values are indicated in the following tables HAND ARM Weightings Fz Fc Wh 2 uv 17 10 7 Center frequency octave bands 4 8 16 32 63 125 250 500 1000 2000 Hz 3 4 4 4 5 6 7 Center frequency third octave bands Hz V 2 2 2 Center frequency third octave bands Hz uV Center frequency third octave bands Hz uV Central Frequency octave bands Hz Self generated Noise uV Central Frequency third octave bands Hz Self generated Noise uV Central Frequency third octave bands Hz Self generated Noise uV Self generated Noise uV Central Frequency third octave bands Hz 2 2 For building vibrations measurements the values are indicated in the following tables BUILDING VIBRATIONS For the Buildings Vibration measurements the detected values of the octave and third octave bands noise is the same detected fo
94. ensitivity for each axis must be inserted with the UP and DOWN arrows select the first axis and confirm with ENTER CALIBRATION DELTA OHM TRI 123456 Axis 3 SENS 10mV g Axis 1 Calibration Type EXIT SENS MEAS O lt O e The following screen appears CALIBRATION DELTA OHM ACC TRI ACC T 123456 Axis 3 10 1527 Sensitivity O eo o e With the UP and DOWN arrows modify the proposed value and press ENTER At the fol lowing request of confirmation press again ENTER CALIBRATION DELTA OHM TRI ACC T 123456 Axis 1 SENS 10mV g Axis 1 Calibration Type BACK Select the other axes and proceed in the same way Press BACK To go back to main screen e If the sensor is monoaxial the sensitivity is unique only one value must be inserted CALIBRATION DELTA OHM MON ACC M 654321 100 Sins Sensitivity BACK With the UP and DOWN arrows change the proposed value and press ENTER At the fol lowing request of confirmation press again ENTER Press BACK key to go back to main screen e From the main screen press ESC to exit from the calibration program 2 Calibration of a sensor through the vibrations generator If a calibrator is available proceed in the following way e Set the acceleration level of the calibrator through the item Menu Parameters Cali bration e Start the sensors calibration program pressing in sequence the k
95. er to easily choose the desired one Considering that in order to measure in every possible situation it is necessary to use dif ferent types of accelerometers up to 9 different sensor configurations both for the right channel triaxial and for the left channel monoaxial can be selected based on the require ments The sensors calibrations and configurations files are associated with the analyzer setups so that by choosing one of the stored setups the sensors to be connected to the input channels are indicated and the last associated calibration values are automatically uploaded To simplify the reading of the data on the display it is possible to disable one of the two inputs or the single measurement channel The check of the vibration analyzer functionality can be done directly by the user in the field thanks to a diagnostic program HD2030 can be completely controlled by a PC through the RS232 and USB serial inter faces using an adequate communication protocol The Noise Studio interface software allows to download and display data stored in the instrument to handle the files related to setups calibrations and configurations With the software it is possible to load in the analyzer up to 10 different setups chosen among the available ones The file related to calibrations is downloaded at every connection and it is saved together with the measurement data The different sensors configurations can be pro grammed through the PC
96. es respectively visualize the average maximum and minimum spectrum integrated in the measurement time Order it allows to choice the order of the visualized spectrum 1 1 for the octave bands spectrum and 1 3 for the third octave bands spectrum Spectrum I ntegration this function of frequency integration allows to switch from the visualization of the accelerations spectrum by selecting OFF that is no integration to the velocity spectrum X1 single integration or displacements X2 double integration The same setting can be obtained directly in measure mode through the arrow keys of the keypad DATA LOGGER In the recording menu are contained the parameters related to the storage of the meas ured data It is composed by the two submenus Profiles and Global that are described below s 4 Profiles It contains the markers and the profile recordings settings Markl Mark9 represent the available markers During the recording it is possible to insert the markers to signal interesting events for the current measurement for the de tails see the chapter RECORDING MODES assign a name to a marker Use the UP and DOWN arrows to select of the nine markers and confirm with ENTER e first character of the marker is selected and it can be modified by pressing the UP and DOWN arrows e Press the right arrow to move to the second character use the UP and DOWN ar rows to modify the character
97. esonance frequency Linearity Transverse sensitivity Maximum Shock Working Temperature Thermal Drift Polarization Voltage Mechanical features e Weight Dim mm Mounting e Connector e Material e Isolation Accelerometer with integrated electronics LIVM This sensor is suitable for general use 100mV g 50g 1Hz 10kHz 5 32kHz 2 F S 5 max 2000g 50 C 1209 0 12 9 9Vdc 12Vdc 109 Hex diameter height 12 7mm 23 1mm Threaded hole on the base with a depth of 3 8mm for 10 32 UNF 2A screw supplied upper micro coaxial 10 32 titanium steel gt 10 between the enclosure and the ground terminal The HD2030 analyzer can be supplied with the following triaxial accelerometers HDP356B20 type Type Sensitivity Measure range Frequency response 5 Resonance frequency Linearity Transverse sensitivity Maximum Shock Working Temperature Polarization Voltage Mechanical features Weight e Dimensions Mounting Connector Material e Isolation I ncluded accessories e Screw e Screw e Screw e Screw Cable not included PCB Piezotronics production triaxial accelerometer with integrated electronics ICP This sensor is normally used for hand arm measurements 1 mV g 50000 m s 2 Hz 10 kHz Y 2 axes 2 Hz 7 kHz X axis 55 kHz 2 5 F S 5 max 7000 gpk 55 C 121 C 9 Vdc 4 gr
98. evaluation of vibration with regard to habitability on passenger and merchant ships EMC STANDARDS Protection degree IP64 Safety EN61010 1 Electromagnetic compatibility Generic standard for immunity EN61000 6 2 2005 Industrial environment Electromagnetic compatibility Generic standard for emission EN61000 6 3 2007 Residential commercial and light industry environments Electrostatic discharge immunity EN61000 4 2 livello 3 Susceptibility to EMI EN61000 4 3 livello 3 Immunity to electrical fast transients EN61000 4 4 livello 3 Immunity to conducted disturbances EN61000 4 6 Electromagnetic Interference Conducted Emissions EN55022 2007 classe B Electromagnetic interference Radiated Emissions IEC CISPR 22 classe B ITALIAN STANDARDS Vibrations in the workplace D Lgs 81 2005 and 2002 44 CE European Directive HD2030 K1 HD2030 Ha Wb HD2030 SL ORDER CODES Kit vibration analyser 4 channels for I EPE accelerometers It includes HD2030 analyzer with four channels user manual suitcase Noise Studio Software basic module serial cable for USB CP22 ports 1GB memory card HD2030MC silicone grease HD6188 wax tray for gluing HD6273 and fast mounting wax 080A90 Calibration reports for HD2030 according to ISO8041 and for octave and third octave filters bank according to IEC61260 At the time of order specify the accelerometers connection cables and the accessories Kit HD2030 for four axial measur
99. evel Mn Set the maximum level of acceleration measurable by the sensor in g CNF STOR r n Permanently memorize the modifications made to the table of the sensors configuration After the execution of this command it is necessary proceed with the calibration of the inserted or modified sensors The CHANNEL code is R for the right channel and L for the left one The configuration number is chosen the interval 1 9 127 A4 WEI GHTI NG FILTERS Frequency responses of the weighting filters are reported hereafter for each filter are shown W curve 2 responses and corresponding band pass filter F curve 1 including the toler ances allowed by the technical standard Weighting filter Wb Filter for whole body vertical acceleration measurement axis Z for seating standing or supine persons ISO 2631 4 Yi 10 ER HE BB rr E 001 LH BS NN RE 0 001 LI 0 025 025 05 1 2 8 1 345 63 05 250 500 Frequency Hz x Weighting filter Wc Filter for whole body horizontal acceleration measurement X axis transmitted from seat back to seated persons ISO 2631 1 ae 1 1 SS SS S ES ai SS 1 1 T TO a LO T1 1311 T T soo es aS P R ED
100. eys MENU gt gt Programs gt gt Calibration e The main screen appears CALIBRATION Date 2009 01 31 10 00 DELTA OHM DELTA OHM ACC M ACC T Choose channel EXIT LEFT RIGHT The indicated date refers to the last saving of the log file On the left side are reported the manufacturer and the name assigned to the monoaxial sensor and on the right side the correspondent information for the triaxial one e Press LEFT Key to select the monoaxial sensor RIGHT for the triaxial one The screen that resumes the current data of the selected sensor appears O 0 O manufacturer accelerometer type serial number sensitivity expressed in mV g CALIBRATION DELTA OHM TRI ACC T 123456 SENS 10mV g Calibration Type EXIT SENS MEAS O lt O e Apply the transducer to the calibrator and press the MEASURE key the level that ap pears is the calibrator nominal value With the RIGHT and LEFT arrows the measure unit can be changed between g and m s e f the sensor is triaxial type the three axes have to be calibrated separately with the UP and DOWN arrows select the first axis and confirm with ENTER CALIBRATION 10 00 m s Axis 1 Select axis e The following screen appears CALIBRATION 10 00 m s FZ 0 m s Turn On calibrator NEXT e Switch on the calibrator and press FORWARD CALIBRATION Level 10 00 m s Ais Fz 9 985 m s Waiting for level Stabilisation STOP CURSO
101. function can be activated The user can activate one single channel cho sen from the four available only the first three or all simultaneously Slot e Dimensions Length x Width x Height 245x100x50mm e Weight 740g complete with batteries e Materials ABS rubber Time Date and time clock and calendar updated in real time Maximum deviation 1min month ACCELEROMETERS TECHNI CAL SPECIFI CATI ONS The HD2030 analyzer can be supplied with the following monoaxial accelerometers HDD3200B5T Model Type Sensitivity Measure range Frequency response Dytran production accelerometer with integrated electron ics LIVM This sensor is usually used for hand arm measurements when extremely high vibration levels at high frequency need to be measured or for shock mea surements 1mV g 50000 m s 0 5Hz 40kHz Resonance frequency 130kHz Linearity 1 F S Transverse sensitivity 3 max Maximum Shock 50000gpk Working Temperature 50 C 120 C Polarization Voltage 8 5Vdc Mechanical features e Weight 6gr e Dimensions hex diameter x height 12 7mm x 23 1mm e Mounting integrated screw 10 32 UNF 2A e Connector upper micro coaxial 10 32 e Material Stainless steel e Isolation gt 10Mohm between the enclosure and the ground terminal Cable not included HD2030 CAB13 HD2030CAB1B to connect to the analyzer s tri axial input and HD2030 CAB1 xM 3m 5m e 10m to connect the monoaxial input HDD3019A1
102. fy the extension of the spectral analysis while for the hand arm measures the frequency range extends from 3 15Hz to 3 15kHz from 4Hz to 2kHz octave band spectrum for whole body measurements the range of the central frequency is shifted towards low frequencies from 0 315Hz to 315Hz from 0 5Hz to 250Hz in octave bands As statistical analyzer the HD2030 calculates the probability distribution of a measurement parameter at choice and analyzes it in classes of 1dB In addition to the chart of probability distribution it is also supplied the graph with percentile levels from L to Loo The LINE type not weighted analog outputs allows to record for subsequent analysis the accelerometers signal on a tape or directly in a PC with an acquisition board The calibration can be done using the accelerometers calibration data or using a vibra tions generator able to produce a known and stable acceleration A reserved and protected area in the permanent memory is used to record the last 120 calibrations performed The sup plied Noise Studio interface software allows to control the instrument and accelerometers and to document the measurements by downloading automatically the register file of the instru ment calibrations In order to easily carry out the different measurements on the field in the HD2030 it is possible to store up to 10 customizable and editable setups also using the Noise Studio software A title is associated with each setup in ord
103. gh the item baudrate in the menu MENU gt gt Parameters gt gt Instrument gt gt Input Output gt gt baudrate The available baud rates are 115200 57600 38400 19200 9600 4800 2400 1200 600 300 The other transmission parameters cannot be altered To enable the full control of the instrument through a PC the HD2030 is equipped with a communication protocol with a complete set of commands described in detail in the appendix MEASURE PARAMETERS The parameters that can be displayed in the VLM and PROFILE screens are selectable among the ones of the following lists VLM 1 screen Single axis parameters Parameter Description Pk Pkmx AeqS Aeq 8 Alsmx A8smx 15 85 15 instant peak value of the frequency weighted acceleration Max peak value of the frequency weighted acceleration Time average linear of the frequency weighted acceleration calculated in the last second running r m s A S t Where 6 is the frequency weighted single axis instant acceleration Time average linear of the frequency weighted acceleration calculated in the measurement time where 6 is the frequency weighted single axis instant acceleration T is the measurement time els 09 sc Time average exponential of the frequency weighted acceleration with time constant of 1 second A t E Oa E Je Where 6 is the frequency weighted single axis i
104. ght of the mounting adapter The accelerometer must be fixed to the handle so as to follow the oscillations therefore allowing acquisition of vibrations effectively transmitted to the operator s hand HD2030ACI1 The HD2030AC1 is a compact cube adaptor that is fixed with a plastic or metal strip to the handle of the tool to analyze The position must be chosen as close as possible to that occupied by the hand ac cording to the indications of ISO 5349 2 Light alloy built it is suitable for measurements on lightweight tools where it is necessary to contain the weight of the measuring system It can be used with accelerome ters with a threaded hole 10 32 UNF or UNC 5 40 the accelerometer is secured by a screw on the adapter This support ensures easy and quick mounting and optimum adaptation to different types of handles The accelerometer equipped with a threaded hole 10 32 UNF 5 40 or UNC is secured to the adapter via a tightening screw which passing through a hole on the 20 upper surface of the adapter is screwed to the accelerometer base The vibrations produced by percussive machine tools movement are characterized by very high frequency and intensity acceleration s spectral components With this loads the piezoelectric crystal which implements acceleration s transduction into electrical signal is subjected to stress and generates a conti nuous spurious signal very high for a long time even after the physical load has en
105. gt Global To change the measurement unit without entering the instrument menu it is suffi cient to use the RI GHT and LEFT arrow keys The measurement units are dB m s cm s ft s in s The measurement unit selected is unique and it is applied to all the visualized parameters The CHN key allows to change the visualized channel The measurement channels of sin gle axis acceleration are four CH1 CH4 while the measurement channels of the vector acceleration are two the sum vector CH and the maximum vector both calcu lated with the data of the first three measurement channels RIGHT input The sum vector is defined by the relation 2 2 a 2 C3 ac While the maximum vector is defined by the relation MASSIMO max C1 a ar 2 C3 D y Where e C2 and C3 are the multiplying coefficients for each channel that be set through the menu Parameters gt Instrument gt gt Measurement gt Coeff 1 Coeff 2 and Coeff 3 as are pondered acceleration found on each of the three channels The frequency weightings are set the menu Parameters gt gt Instrument gt gt Measure ment gt Pond 1 Pond 2 and Pond 3 ch2 From the menu gt gt Parameters gt Instrument gt gt Measure gt Ch1 4 it is poss ible to disable one or more measurement channels for example because they are not in use
106. hat the instrument will execute many integration intervals in sequence each of them with a duration equal to the inte gration time set The three measurement parameters of acceleration Menu gt gt Parameters gt gt Vi bration Analyzer for the three parameters related to each channel to sum vector and maximum value associated with VLM 1 and VLM 2 screens For VLM 3 and VLM 4 screens the acceleration measurement parameters changeable directly are the ones in Menu gt gt Parameters gt gt Data Logger gt gt Global When one of the acceleration measurement parameters is selected the parameter sym bol blinks Pressing the UP and DOWN arrows it is possible to scroll in sequence all the measurement parameters available e The frequency weighting applied to each measurement channel Menu gt gt Parameters gt gt Instrument gt gt Measure gt gt Pond Ch x with 1 4 While the frequency weight ing symbol blinks it is possible to modify the weight using the UP and DOWN arrows The weighting can be changed only in VLM 1 and VLM 3 screens The VLM 2 and VLM 4 screens report the abbreviation of the weightings applied to the three channels CH1 CH2 CH3 e g zch means CH1 Fz 2 and CH3 Wh PROFILE SCREEN Integration Interval Integration Time Visualized Parameter Maximum Level Scale Factor Profile Minimum Level Frequency Weighting Selected Channel Sampling Interval This screen prese
107. his mode the instrument calculates the integrated parameters like the average acceleration for example at regular time intervals with a set duration The duration Tint of each interval is set through the gt gt Parameters Instrument gt gt Measurement gt Int Integration from a minimum of 10 seconds to a maximum of 1 hour The measure ends pressing the START STOP key It is possible to pause the measurement pressing the PAUSE key to start again the mea surement press the same key While the instrument is paused it is possible to reset all the integrated parameters by pressing the START STOP key At the end of each interval the integrated parameters the statistical analysis and the spectrum when done in AVERAGE mode Menu Parameters Spectrum analyzer Mode AVERAGE are automatically reset This mode of integration can be used for purposes of monitoring for example when it is necessary to detect the average value of acceleration every minute USE OF THE EXTERNAL MEMORY CARD The HD2030 has an interface that handles an external memory card for storing the data the configuration parameters of the instrument and sensors memory card supplied with the instrument has Delta Ohm code HD2030MC If cards not supplied by Delta Ohm are used make sure they have the same read write speed performances The card must be SD type with a maximum capacity of 2GB To use a new memory card it is necessary
108. hould be considered vibrations being transmitted to the center of the operator s hand during the tool s grip and use Since normally it is not possible to fix the accele rometer in that position while this would constitute an obstacle to the operator the accelerometer is fixed at the closest position to the one occupied by the hand so that it would not constitute a disturbance to the use of the machine itself The picture shows the position in which according to ISO 5349 2 the accelerometer is attached to the handle of hammers and chipping hammers In some cases for the particular shape of the handles or the over all dimensions of the control lever it is not possible to fix the accelerometer in accordance with the standard s guid ance In this case an alternate location in the closest possible location to the operator s hand will be found The demolition hammers have two handles one of which cannot be used to fix s AG the accelerometer because it s entire length it occupied by the operating lever the transducer must be necessarily mounted on the handle without the lever These pictures show the possibility to mount the sensor for two different han dles categories ISO standard 5349 1 specifies the orientation of the reference system according to which are to be collected the three acceleration s vector components nevertheless for each Pede category of portable ma chine tool ISO 8662 gives the definition of the sp
109. iaxial accelerometers HDP356B20 HDD3023A2 HDP356A02 HDP356B21 HDP356A22 HDP356B41 PCB Piezotronics production miniature triaxial accelerometer with inte grated electronics ICP for hand arm vibration measurements in the presence of high peak levels Sensitivity 1 mV g measure range 50000 m s Mounting screws 5 40 UNC 10 32 UNF and M3 included Can connected to the right triaxial analyzer s input using the HD2030 CAB3S xM cable not included Dytran production triaxial miniature accelerometer with integrated elec tronics LIVM for hand arm measurements Sensitivity 10mV g measure range 5000 m s Mounting screw HD6200 is included Can be connected to the right triaxial analyzer s input using the HD2030 CAB3S xM cable not included PCB Piezotronics production triaxial accelerometer with integrated elec tronics ICP for hand arm vibration measurements Sensitivity 10 mV g measure range 5000 m s Mounting screws 10 32 UNF and M6 included Can be connected to the right triaxial analyzer s input using the HD2030 CAB3S xM cable not included PCB Piezotronics production miniature triaxial accelerometer with inte grated electronics ICP for hand arm vibration measurements Sensitivity 10 mV g measure range 5000 m s Mounting screws 5 40 UNC 10 32 UNF and M3 included Can be connected to the right triaxial analyzer s input using the HD2030 CAB3S xM cable not included PC
110. ike the measurement of hand arm vibrations where the modulus of the acceleration vector is compared to the legal limits to the extent of whole body vibration it is the comparison with the dominant component namely the one along the axis having the greatest strain It s there fore necessary to accurately orient the accelerometer s axes according to the reference system established by ISO 2631 1 in order to avoid recalculating x y and z acceleration components Selecting the Menu gt gt Parameters gt gt Instrument gt gt Measurements gt gt Application WB the HD2030 analyzer performs measurements in accordance with ISO 2631 1 The acceleration frequency weighted to simulate the human body sensitivity to vibration is calculated by applying the filters Wb Wc Wd We Wj Wk to the measurement axes as a function of the body s part subjected to vibrations and the type of assessment needed per son s health comfort or perception Alternatively are available Fz and Fa band pass filters respectively 0 2 Hz 3 5 kHz 0 4 Hz 100 Hz The analyzer can calculate the accelerations spectra in octave bands from 1 Hz to 250 Hz or in third octave from 0 5 Hz to 315 Hz BUILDING VIBRATI ON With this application the HD2030 analyzer performs the measures in accordance with ISO 2631 2 For the evaluation of annoyance due to vibrations transmitted by the building structure accelerometers are used with high sensitivity typically from 1V g a
111. ime Minimum Level Visualized channel Weighting Bar indicating the Visualized parameters Instant level The VLM screens shows in numerical form three frequency weighted parameters related to each of the four measurement channels or to the acceleration vector calculated with the da ta of the first three channels It is possible to scroll in sequence the screens using the right and left cursor keys The horizontal bar visualizes the instant levels of the four measurement channels ex pressed in dB VLM 1 and VLM 2 The first two screens VLM 1 and VLM 2 present instant and integrated parameters that are acquired and in case memorized as a profile form with 1 second acquisition inter val or integrated with intervals programmable from 10s to 1 hour In the VLM 2 screen are visualized the parameters related to the channels of the vector acceleration sum CH2 and maximum CHM The measurement parameters to be displayed can be set entering the menu Parameters gt gt Vibration Analyzer VLM 3 and VLM 4 The last two screens VLM 3 e VLM 4 present global parameters integrated in all the measurement period It is possible to automatically memorize the value of these parame ters at the end of each measurement session In the VLM 4 screen are visualized the parameters related to the channels of the vector acceleration sum CH and maximum CHM These measurement parameters can be set entering the menu Parameters gt gt Data Logger gt
112. inea del Laboratorio presso l istituto metrologico nazionale Measurements performed in an Accredia Calibration Laboratory are guaranteed by a uninter rupted reference chain which source is the calibration of the Laboratory first line standards at the national metrological institute Tipo Prodotto Vibration Analyzer Product Type Analizzatore di vibrazioni Nome Prodotto HD2030 Product Name Responsabile Qualit A Head of Quality P DELTA OHM SRL 35030 Caselle di Selvazzano PD Italy Via Marconi 5 Tel 39 0498977150 r a Telefax 39 049635596 Cod Fisc P Iva IT03363960281 PD044279 R E A 306030 15 Reg Soc 68037 1998 INSTRUMENT OVERVI EW Block Diagram of HD2030 Channels Channel LINE XYZ E output Ei SN Gia gree ff 4 t J Screen Keyboard Memory card Flash Memory RS232 Port USB Port I O Trigger Block Diagram of the tool The block diagram represents the main elements of the HD2030 vibration analyzer Measure channels HD2030 has four input channels polarized with direct current at 25V It is possible to connect accelerometers with an amplifying integrated electronics IEPE or similar type that needs a maximum current of 2mA It s possible to connect to the RI GHT input a tri axial type accelerometer or up to three monoaxial accelerometers to LEFT input it s poss ible to connect a monoaxial type accelerometer The amplified electrica
113. ion with the alternated blinking of the REC and STOP symbols They will be recorded the two screens VLM 3 and VLM 4 whose measurement parame ters are defined in Menu gt gt Parameters gt gt Data Logger gt gt Global the spectral analysis and the statistics The data are automatically recorded at the end of the set integration interval Tint or be fore the Tint interval is elapsed pressing the STOP key SINGLE PROFILE This mode allows the storage of the time profile of the measurement parameter selected for the PROFILE screen The parameter is memorized at intervals programmable from 1s to 1 hour To make a manual recording of a Single Profile set The single integration mode Menu gt gt Parameters gt gt Instrument gt gt Measurement gt Integration Mode SING The sampling interval of the time profile Menu gt gt Parameters gt gt Instrument gt gt Mea surement gt gt Profile Step from 1 second to 1 hour he measurement time Menu gt gt Parameters gt gt Instrument gt gt Measurement gt gt In tegration time from 1 second to a maximum of 99 hours The recording mode Menu Parameters gt gt Data Logger gt gt Profiles gt gt Mode PRO FILE The parameter whose time profile has to be acquired Menu gt Parameters gt gt Vibration Analyzer profile choosing among those available The recording starts pressing at the same time REC and START STOP keys and stops
114. is 3 and 0 4 Hz 3 kHz exes 1 and 2 Resonance frequency 20kHz Linearity 1 F S Transverse sensitivity 5 max Maximum Shock 5000 gpk Working Temperature LCTO AC Polarization Voltage 12 Vdc Mechanical features e Weight 28gr e Dimensions mm height x width x depth 13 mm x 33 mm x 25 Mounting central through hole for M4 screw aligned with axis 3 Connector side 14 28 4 pin Material titanium alloy Isolation Body connected to the ground terminal and isolated from the mounting surface I ncluded accessories Screw mounting screw Cable not included HD2030 CAB3 xM 3m 5m e 10m to connect accelero Accessories With the accelerometers the following accessories are supplied as optionally HD6188 HD6273 080A90 081 05 081A90 081 05 M081A27 081A27 HD6239 HD6286 HD6284 HD6196 HD6226 HD6245 HD6220 meter to analyzer tube of hydro repellent silicone grease and electrically insulating tray with bonding wax glue for quick fastening double threaded screw 10 32 UNF double threaded screw 5 40 UNC and 10 32 UNF double threaded screw 10 32 UNF and M6 X 0 75 double threaded screw 10 32 UNF and X 0 5 double threaded screw 5 40 UNC accelerometer push rod adhesive metallic plate for assembly through magnet Used to magnetically couple the accelerometer on non metal surfaces insulated magnetic base with 10 32 UNF threaded hole magnetic base with integra
115. is associated with the left channel that supports monoaxial accelerometers The instrument analyzes the signal provided by the accelerometers and elabo rates the four axes data at the same time The instrument perform octave or third octave bands spectrum analysis and statistical analysis The HD2030 vibrations analyzer complies with the following Rules ISO 8041 2005 Human response to vibration Measuring instrumentation ISO 5349 1 2001 Mechanical vibration Measurement and evaluation of human expo sure to hand transmitted vibration General requirements ISO 5349 2 2001 Mechanical vibration Measurement and evaluation of human expo sure to hand transmitted vibration Practical guidance for measurement at the workplace ISO 2631 1 1997 Mechanical vibration and shock Evaluation of human exposure to whole body vibration General requirements ISO 2631 2 1989 Evaluation of human exposure to whole body vibration Continuous and shock induced vibrations in buildings 1 to 80 Hz ISO 2631 4 2001 Evaluation of human exposure to whole body vibration Guidelines for the evaluation of the effects of vibration and rotational motion on passenger and crew comfort in fixed guideway transport systems ISO 2631 5 2004 Evaluation of human exposure to whole body vibration Method for evaluation of vibration containing multiple shocks IEC 61260 1995 Electroacoustics Octave band and fractional octave band filters ISO 6954 2000 Mech
116. is not allowed to disable all the channels at the same time VIBRATI ON ANALYSER Vibration Analyser Menu contains all the parameters related to the VLM 1 VLM 2 and PROFILE screens These items can be modified directly in the correspondent screens as described in DESCRIP TION OF DISPLAY MODES chapter Par Axis 1 Par Axis 3 measurement parameters visualized in VLM 1 screen in relation with the measure of the acceleration values for a single axis Par Vect 1 Par Vect 3 measurement parameters visualized in VLM 1 screen in relation with the measure of the vector acceleration values Profile measurement parameter visualized in the PROFILE screen SPECTRUM ANALYZER The Spectrum Analyzer menu contains the parameters related to the spectrum calcula tion and visualization modes These items excluded the parameter Order can be modify directly in the Spectrum screen Auxiliary Pond the frequency weighting of the wide band channel associated with the spectrum and visualized with a vertical bar placed on the right of the display The pon dered level is calculated weighting according to the selected filter the octave or third octave bands levels Mode the updating mode of the octave or third octave bands spectrum It can be Mul ti Spectra MULTISP maximum MAXIMUM minimum MINIMUM or Integrated AVERAGE The multi spectral mode provides a spectrum per second while the AVER AGE MAXIMUM and MINIMUM mod
117. is paused simplifying the reading of the meas ured values Press again the HOLD key to return to the real time visualization Keeping pressed the cursors activation key the limit acceleration curve is visualized This curve is based on the acceleration value in the band selected with the cursor L1 and presents for each band the limit value of the acceleration corresponding to a displacement equal to that of the selected band For example it is possible to choose as reference band with the cursor L1 the band cor responding to the dominant frequency of the spectrum and supposing that the displacement component at this frequency is also dominant visualize the maximum acceleration levels on the other bands of the spectrum that cause displacement values equal to or lower than the one of the selected band Eventual phenomena of DC shift happen with acceleration values at low frequencies with unreal associated displacements and so can be easily localized because they 15 will be associated with values of acceleration at low frequencies greater than the visualized limit To disable the limit acceleration curve keep pressed the CURSOR key The visualized measurement parameters can be modified without entering the menu of the instrument Pressing the ENTER key while the instrument is in STOP mode the directly changeable parameters can be scrolled in sequence When the selected parameter blinks it is possible to modify it using the UP and DOWN
118. ise Studio software try to disable the Auto Detect function Menu Option Port Settings and set the connection directly to the COM where the in strument is connected It is not possible to activate the continuous recording Pressing REC and RUN keys the analyzer starts the measurement without recording The instrument has no available memory for further data Download the data and or erase the memory 108 KEYBOARD DESCRI PTI ON HOLD key The HOLD key can be used to stop temporarily the display updating while the analyzer still continues with the requested measurements A H in the upper left corner indicates that the display is in this mode Press again the key to go back to the normal measure While the device is in HOLD it is possible to switch from a screen to another activate the cursors of the graphic screens print and save the data The recording is not affected by the HOLD status o ON OFF key The instrument switching on and off can be done pressing for at least a second the ON OFF key At startup the analyzer briefly shows the Delta Ohm logo and the program ver sion Then it is requested to select the configuration for the sensors that are connected to the two inputs first the triaxial right input and then the monoaxial left one CONFIG PROD MOD S N TYPE RIGHT 02 DELTA OHM ACC TRI 123456 ACC TRI SENS 10mV g CAL RANGE 500 gpk SEL PREV For both inputs press PREV or NEXT to
119. l signal of the four channels is sent to the LINE output The instrument The amplified signal of the four channels is converted into digital samples through as many 25 bit A D converters and digitally elaborated by two DSP The weighted levels and the related spectra of each channel are then transferred from the DSP to the microprocessor that manages the display and the storage The microprocessor supervises all the instrument processes the management of the ca libration the Flash memory and the memory card the display the keyboard and the serial multi standard RS232C USB interface How to connect the accelerometers to the analyzer The following diagram illustrates the different parts necessary to connect the accelerometers to the HD2030 The left input is monoaxial the right input is triaxial Mono axial accelerometer ex HD352C34 10 32 Connector HD2030 CAB1B xxM Joint or extension cable BNCF F Miniature Mono axial Tri axial tri axial accelerometer accelerometer accelerometer ex HD352C34 ex HD356A02 HD356B21 m 10 32 1 4 28 4 8 36 4 Connector HD2030 Connector Connector CAB13 HD2030 HD2030 HD2030 CAB1 xxM CAB3 xxM CAB3S xxM LEMO LEMO LEMO LEMO Connector Connector Connector Connector aa e HD2030 INTRODUCTI ON The HD2030 is a portable vibration analyzer able to perform spectral and statistical analysis The instrument can supply all the measureme
120. lation of the integrated measures Leq the maximum and minimum level the spectra etc and the eventual recording The instant levels continues to be measured and visualized in the VLM screen To start again the measurement press again the PAUSE CONTINUE key If in PAUSE mode during a measurement session the START STOP RESET key is pressed the integrated parameters are reset If in PAUSE mode during the review of a recording the START STOP RESET key is pressed the next memorized data is displayed If the START STOP RESET key is hold pressed the fast review mode is entered If the REC key is pressed for at least 2 seconds what it is visualized is saved in memory as single report The REC key together with the START STOP RESET key activates the continuous record ing of the data in memory To memorize the time profile both single and multi profile press at the same time the REC and START STOP RESET keys the selection of the single or multiple mode depends on the settings of some parameters in menu See the details in the RECORDING MODE chapter START STOP RESET Key Pressing the START key starting from the STOP mode reset the initial values of the in tegrated measures like Leq MAX MIN levels etc and starts a new execution Pressing the STOP key the next time it is stopped the execution of the integrated measures If pressed while in pause mode all the integrated parameters are reset In the
121. le list 700017 in the example next to Proper ties e three characters code AAD in the example with the following meaning 38 o The first character identifies the recording type SSingle type recording A Autostore type recording Multi type recording R Report type recording V Audio file recording In this case the second character is A o The second character if present can be A only it identifies a vocal recording or a file with an audio comment attached o The third character if present can be D only it identifies a file that includes the ADC channels data is the sequential number given to a specific file and identifying it e Type indicates the file type if single report SING single profile PROF or multi profile REP If there is also an audio comment AUDIO indication appears e Date and time of file opening e Date and tome of file closing e Tm represents the total recording time On the side it is indicated the file dimension To display the content of the current file press the ENTER key the STOP symbol alternates with the R letter Replay During the replay it is possible to use the MODE key to visualize the different measure ment modes VLM PROFILE SPECTRUM PROBABILITY PERCENTILES In the same way with the CHN key it is possible to scroll the different measurement channels For the details on how to proceed to visualize the memorized data see the detailed des
122. lloy It includes e hex socket screw 10 32UNF e 4mm hexagonal key e 10 plastic cable ties 4 5mm width 200 mm length e 2 velcro straps width 25mm length 300mm HD2030FV HD2030AC5 Support for triaxial and monoaxial accelerometers suitable for the measurement of the vibrations transmitted by floors and vibrating surfaces in general It is provided with a spirit level and three support feet two with adjustable height The support has a cavity for the installation of a triaxial accelerometer with central through hole for M4 screws The upper surface has a 10 32 UNF threaded hole for the mounting of an accelerometer For the assembly of three monoaxial accelerometers it is supplied a cubic adapter to be mounted on the upper surface Material Nickel plated steel weight 1 9kg HD2030AC5 includes Steel support with three feet and leveling device It has a 10 32 UNF threaded hole on the upper surface and a cavity on the bottom side with M4 threaded hole Cubic adapter to be mounted on the upper surface through two M4 screws included The cube has 10 32 UNF threaded holes on three orthogonal sides 3mm hexagonal key HD2030 124 adapters kit for the measurement of the vibrations transmitted to the hand arm system Includes HD2030AC1 cube shaped adapter to be fastened to the handle with plastic cable tie or metallic clamp included HD2030AC2 adapter for cylindrical handles The adapter is placed laterally with res
123. ly stored in the card For the details see the chapter dedicated to the memory card Proceed as follows After inserting the card in the slot placed in the front of the analyzer switch on the in strument When the MC installed and ready to use message appears press the RD WR key to enable all read and wright functions Start the program MENU gt gt Programs gt gt MC Initialization INITIALIZE MC Batt 90 Mem 50 CONFIRM MEMORY CLEAR Press YES to proceed NO to cancel the operation At the end the following screen appears MC installed and ready Press RD WR to activate all the reading and writing functions The card is ready for the use DESCRI PTI ON OF THE MENU FUNCTI ONS The menu provides all the functions to set the parameters for the instrument functioning The menu is entered with Menu key Parameters The access to the menu is allowed also with the instrument in measure mode while for the modification of a parameter the instrument must be in stop mode If not it appears a message requesting to stop the current measurement WARNING Stop the measure to proceed WARNING Stop the measure to proceed CURSOR cb Pressing YES the instrument enters the STOP mode and it is possible to proceed with the modification of selected parameter Some of the parameters listed in the menu for example the integration time Tint VLM screen parameters are editable directly from the me
124. lyzer can measure vibrations in three different applications selectable with the parameter Menu gt gt Parameters gt gt Instrument gt gt Measurement gt gt Application e Hand Arm HA for the measurements of vibrations transmitted to the hand arm sys tem for example by tools through the grip Whole Body WB for the measurements of vibrations transmitted to the whole body for example to a driver through the seat e Building Vibration BV for the measurement of vibrations transmitted to the whole body by buildings In general different applications require specific accelerometers which differ mainly for the sensitivity frequency response weight and mounting characteristics The accelerometers suitable for the HD2030 may be triaxial or mono axial type with inte grated electronics IEPE or equivalent and sensitivity from 1 mV g to 1V g These accelerometers are current supplied by the analyzer with a bias voltage of 25V and a maximum current equal to 2mA Since the dynamic range of the accelerometer analyzer chain is limited to about 100dB in or der to perform all types of vibration measurements hand arm and whole body vibration or buildings accelerometers with different sensitivities are required In fact while for the meas urement of vibration transmitted to the hand arm can be usedan accelerometer with a sensitivity from 1 mV g to 10 mV g capable of measuring peak accelerations up to 5000 50000 m s2 for the measur
125. mats of the commands are reported PAR INT_TIME lt SS MM HH gt lt value gt CRLF 4 PAR TIME lt gt lt gt 5 year lt month gt lt day gt CRLF AXIS PARAMETER Parameter abbrev Parameter attribute CRLF A7 PAR PROFILE PARAMETER lt Parameter abbrev gt lt Parameter attribute gt CRLF PAR KEY value CRLF A10 KEY CRLF C1 KEY KEY CRLF C2 KEY KEY gt lt value gt CRLF Di STT lt KEY gt lt gt 1 DMP lt KEY gt CRLF F1 lt gt lt gt lt configuration value or string CRLF Inserting appropriately the character in the string it is possible to get both help in order to fill the desired command and the current status of the instrument parameters Following we reported the formats of the commands that use the character 0 CRLF It provides the list of the commands groups A9 PAR CRLF It provides the PAR group list A10 PAR lt KEY gt CRLF It provides the current status of the parameter C3 KEY CRLF It provides the KEY group list D2 STT CRLF It provides the STT group list D3 STT lt KEY gt CRLF It provides the current status related to the specified command E2 DMP CRLF It provides the DMP group list F2 CNF CRLF It provides the CNF group list F3 lt gt lt
126. mbol blinks to remind that the instrument will not switch itself off automatically but only pressing the ON OFF key The auto power off function is temporarily disabled when the external power supply is used when the instrument is in acquisition mode or it is running a program om MENU Key Pressing the MENU key the two items Settings and Programs are accessed the first contains all the instrument parameters that depending on the use can be modified by the us er The second one contains some functions of frequent use management of files in memory setup calibration 110 The Settings menu includes the following items Instrument Vibration analyzer Spectrum Analyzer Data Logger Calibration The Programs menu includes the following items e Memory Navigator Setup Management Calibration Diagnostic Check Sensors Configuration Initialize Memory Card In the menu and programs it is possible e To move from an item to another one in the same menu using the UP and DOWN ar rows e To select an item to modify pressing the ENTER key e To modify the selected blinking parameter using the UP and DOWN arrows e To confirm the modification with the ENTER key or cancel the modification with the MENU key e To exit from the submenu or from the menu with the MENU key Some of the parameters available in the menu are also settable directly in measure mode like for example the integration interval the measureme
127. n click on Device Manager icon Connect instrument to USB port The following items should appear e Port COM and LPT gt gt USB Serial Port COM The value is the number as signed to virtual serial port e Controller USB Universal serial bus gt gt USB serial converter Controller IDE H Controller SCSI RAID 2 4 Controller USB Universal serial bus amp Controller host avanzata da PCI USB 515 amp Controller open host SiS 2001 da PCI a USB amp Controller open host 516 2001 da PCI a USB amp Controller open hast 515 7001 da PCI a USB amp Hub principale USB Hub principale USB amp Hub principale USB amp Hub principale USB x PaeriFerica d archiviazione di massa USB d DVDICD RON drives Human InterFace Device HID t Modem 2 Mouse altre periferiche di puntamento Periferiche di imaging Periferiche di sistema Porte COM e LPT Y Porta di comunicazione COMI Y Porta di comunicazione COMz E E Schede di rete 9 Schede video Schermi Tastiere Te REe pkem m 5 When USB cable is unplugged the above items will disappear and they will appear again as soon as the instrument is plugged to USB port In the documentation supplied with the Noise Studio CD ROM it s available a detailed ver sion including pictures of the USB driver management guide Procedure to remove USB driver is als
128. n the frequency range from 0 5 Hz to 80 Hz Below 0 5Hz the body as a single mass homogeneously follows the displacement of the vibrating sur face with which it is in con tact to Higher frequencies Z than 80Hz involve only the surface of the body where the contact is deeper lay ers of the epidermis leads to a rapid attenuation of vibrations not reaching in ternal structures of human body Procedures to meas ure and assess worker s exposure to whole body vibrations are defined in ISO 2631 1 and ISO 2631 2 For whole body vibration measurement is used an accelerometer with a typical sen sitivity of 100mV g The accelerometer may be fixed directly to the surface transmitting vibra tions to the human body using a screw or using glue Alternatively if the surface is metallic it is possible to fix the accelerometer using a magnetic support The mag netic base can also be used for non magnetic surfaces a metal disk can be glued to the surface then the ac celerometer mounted on the magnetic base fixed on it If the surface is not sufficiently planar it is possible to use a mobile Support where the accelerometer is fixed the weight of the support must be sufficient to ensure acceleration measurement to at least 1m s HD2030AC5 Support suitable for vibration measurements on floors and other surfac es Provides three different fixing points e in the hollow seat placed on the support s lower face e
129. n the presence of shock levels Sensitivity 1mV g range 50000 m s Integrated mounting screw Can be connected to left monoaxial vibration analyzer input using HD2030 CAB1 xM cable or to right triaxial analyzer input using HD2030 CAB13 HD2030CAB1B xM not included Dytran production accelerometer with integrated electronics LIVM for hand arm vibration measurements Sensitivity 10 mV g measure range 5000 m s Mounting screw included Can be connected to left mo noaxial vibration analyzer input using HD2030 CAB1 xM cable or to right triaxial analyzer input using HD2030 CAB13 and HD2030CAB1B xM not included 101 HDP352C34 HDD3056B2 PCB Piezotronics production accelerometer with integrated electronics for whole body transmitted vibration measurements Sensitivity 100 mV g range 500 m s Mounting screws 10 32 UNF and M6 in cluded Can be connected to left monoaxial vibration analyzer input using HD2030 CAB1 xM cable or to right triaxial analyzer input using HD2030 CAB13 and HD2030CAB1B xM not included Dytran production accelerometer with integrated electronics LIVM for whole body transmitted vibration measurements Sensitivity 100 mV g measure range 500 57 Mounting screw 10 32 UNF included Can be connected to left monoaxial vibration analyzer input using HD2030 CAB1 xM cable or to right triaxial analyzer input using HD2030 CAB13 and HD2030CAB1B xM not included Tr
130. nd in the memory card SD up to 2GB multiple profiles and spectra Moreover it is possible to add to the profiles the accelerometers signals recording directly the digital samples When analyzing the memorized data it is then possible to examine the signals provided by the accelerometers and calculate additional parameters or verify the absence of source of errors such as those due to the DC shift phenomenon Each recording can be associated with a vocal comment Using the available audio channel it is possible to record an audio signal up to one hour as a further opportunity to document the measures The performed recordings can be reviewed using the provided Memory Navigator program of the HD2030 analyzer The vocal comments associated with the recordings can be listened using the appropriate headphones output Simultaneously to the acquisition of the profiles it is performed the octave or third octave bands real time spectral analysis The vibration analyzer calculates the spectrum of the sound signal every second and integrates it linearly up to 99 hours It is also possible to associate with the spectrum a frequency weighted measurement parameter whose value is cal culated from the acceleration values of each octave or third octave spectrum band In addition to the acceleration values for each band of the spectrum it is possible to display the speed or displacement value The choice to measure hand arm HA or whole body WB and BV modi
131. nd resonance frequency greater than 1000Hz The accelerometer is typically mounted on a heavy block to be placed on the floor like HD2030AC5 see description in the previous paragraph Selecting the Menu gt gt Parameters gt gt Instrument gt gt Measurements gt gt Application BV the HD2030 analyzer performs the measurements according to ISO 2631 2 The acceleration signal weighted to simulate the human body sensitivity to vibration is filtered with Wm weighting on all measurement axes Alternatively Fz and Fm band pass filters are available respectively 0 2 Hz 3 5 kHz and 0 8 Hz 100 Hz The analyzer can calculate the accelerometer signal spectrum in octave bands from 1 Hz to 250 Hz or third octave from 0 5 Hz to 315 Hz MEASUREMENT MODES The HD2030 analyzer is able to measure in two different modes selectable with the pa rameter Menu gt gt Parameters Instrument gt gt Measurement gt gt Integration Mode Single Integration SING with measurement time programmable from 1s to 99 hours and the possibility of manual stop Multiple Integration MULT with manual stop of the measurement The measure ment time is divided in time intervals programmable from 10s to 1 hour The measurement starts pressing the START STOP key At the beginning the measurements are affected by the settling time of the accelerome ters signals To minimize the effect after starting the measurement pressing the START STOP key
132. ngle Report type when the ENTER key is pressed the parameters of the VLM 1 and VLM 2 screens are automatically loaded and displayed Automatic single record Recording For the recording the Auto Store function has been enabled the file is Single Report type When the ENTER key is pressed the global parameters of the VLM 3 and VLM 4 screens are automatically loaded and displayed Manual Single profile Recording The time profile of a single parameter has been memorized Pressing the ENTER key the display shows the Profile screen with the timer at O Fc When the START key is pressed the profile is reviewed automatically It is possible to switch from a measurement channel to another one with the CHN key but there are no other active screens because this mode records only the time profile of the four channels 1 is Automatic Single Profile with Auto Store Recording A single profile recording enabling the Auto Store function was done When the ENTER key is pressed the global parameters of the VLM 3 and VLM 4 screens are automatically loaded and displayed the GLOBAL indication appears at the top of the display With the MODE key it is possible to scroll the spectrum probability and percentiles screens calcu lated on the global parameters Pressing the START key the profile is reviewed automatically It is possible to switch from a measurement channel to another one with the CHN key Multi profile
133. nstant acceleration T 15 is the time constant of the exponential function Time average exponential of the frequency weighted acceleration with a time constant of 8 seconds Maximum value of the timed average exponential of the frequency weighted acceleration with time constant of 1 second Maximum value of the timed average exponential of the frequency weighted acceleration with time constant of 8 seconds Minimum value of the timed average exponential of the frequency weighted acceleration with time constant of 1 second Minimum value of the timed average exponential of the frequency weighted acceleration with time constant of 8 seconds Equivalent value of the frequency weighted acceleration in the measurement time referenced to 1 second where 6 is the frequency weighted single axis instant acceleration T is the measurement time 68 A 8 VDV VDV d MIVV CFeq CF CFmx VDVr Equivalent value of the frequency weighted acceleration in the measurement time referenced to 8 hours A 8 where 6 is the frequency weighted single axis instant acceleration 28800 is the number of seconds 8 hours Vibrations Dose Value in the measurement time I where amp is the frequency weighted single axis instant acceleration Daily evaluation 8 hours of the vibrations dose T 1 4 VDV d Ta 0 where
134. nt parameters required by the current normative concerning the operators protection from the risk connected with the vibra tions and is able to measure in hand arm and whole body modes It is also possible to evaluate the annoyance on persons due to vibration in buildings The instrument has been designed mixing the easy to use concept with the maximum flexibility and the possibility to update the instrument with the evolving standards on vibra tions The firmware can be updated directly by the user through the supplied Noise Studio software basic version HD2030 analyzer can perform all measurements requested by technical standards con cerning workers protection from the risk of mechanical vibrations exposure The HD2030 complies with the specifications of ISO 8041 2005 and ISO 5349 1 2001 vibrations transmitted to the hand arm system and ISO 2631 1 2 and 4 1997 vibrations transmitted to the whole body The octave and third octave filters comply with the class 1 specifications of IEC 61260 The HD2030 is a vibration analyzer suitable for the following applications e Evaluation of the exposure of operators to the risk connected with the vibrations trans mitted to the hand arm system through vibrating tools or items subjected to vibrations or impacts e Evaluation of the operator exposure to the risk connected with vibrations transmitted to the whole body also through the use of movement or transportation ways e Evaluation of
135. nt range etc Entering the menu it is possible to visualize the size of available memory the remaining batteries charge the date and the time A detailed description of the menu items is in the MENU FUNCTIONS DESCRIPTION AND PROGRAMS DESCRIPTION chapters om CHN Key The CHN Channel key allows to select the measurement channel among the four available CH1 CH3 refer to the triaxial right input CH4 to the left monoaxial input The key works in all the screens From menu MENU gt gt Parameters gt gt Instrument gt gt Measurement gt gt Ch1 4 it s possible to disable one or more measurement channels that for example are not used in order to enable all available channels set menu parameter Ch1 4 1111 When one or more of CH1 CH2 or CH3 channels are disabled measurements of sum vector or maximum vector are not displayed MODE Key The MODE key selects in sequence the different analyzer visualization modes switching from VLM to temporal profile to the octave or third octave spectra to the probability distribu tion and the percentiles levels All the working modes are simultaneously active even if they are not visualized using the MODE key it is possible to choose the visualization mode without affecting the acquisition At startup after the selection of the inputs configuration the instrument displays the VLM screen WP PAUSE NUE Key The PAUSE key stops the calcu
136. nt viewings CURSOR key on the keypad in graphic mode it allows to select one of the two cursors or both of them Holding pressed the CURSOR key for at least 2 seconds when the third octave spectrum is displayed the limit acceleration curve tracking is activated HOLD key it temporarily stops the display update MENU key it allows to access the configuration menu and the programs list With the same key the menu is exited to go back to the measure mode REC recording key in combination with START STOP RESET it activates the continuous data recording in the memory If it is hold pressed for at least 2 seconds it is possible to memorize what it is displayed as single record or to start the vocal recording PAUSE CONTI NUE key to put in pause mode the integrated measures From PAUSE mode press the same key to start again the integrated measures In PAUSE mode the measures are reset if the START STOP RESET key is pressed UP arrow key in menu mode it selects the previous row or increases the selected parameter In VLM screen it adjusts the boundaries of the horizontal bar In graphical mode it decreases the initial and final levels of the vertical scale in this way the graph is moved upward LEFT arrow key in menu mode it is used to edit the parameters with attribute In VLM screen it changes the measure unit In graphic mode it compresses the vertical scale MiniDin type connector for RS232C serial port For the connecti
137. nts and left the factory in perfect technical safety conditions The regular functioning and the operational safety of the instrument can be warranted only if are observed all the normal safety measures as well as the specifications described in this ma nual The regular functioning and the operational safety of the instrument can be warranted only at temperature condition specified in TECHNICAL FEATURES chapter Do not use or store the instrument in ways and or places where there are e Quick changes in temperature that could cause condense formation e Corrosive or flammable gas e Direct vibrations or instrument shocks e High intensity electromagnetic fields static electricity If the product is transported from a cold to a warm place the formation of condense can dis turbs its operation In this case it must be waited until the temperature of the instrument reaches the room temperature before putting it in operation User obligations The user of the instrument must ensure the observation of the following rules and directives on the treatment of hazardous materials e EC directives for safety at work e national legal standards for safety at work e prevention regulations 198 SUMMARY CONNECTORS AND KEYBOARD 3 INSTRUMENT OVERVIEW Na ER IRAE Na EUER 5 BEOCK DIAGRAM OF AD2 030 ec CREE eh
138. nts in graphic form the profile of a frequency weighted parameter re lated to each of the 4 measurement channels The values can be visualized in dB or in m s Menu Parameters Instrument Measure Measurement Unit The CHN key allows to change the visualized channel With the LEFT and RIGHT arrow keys it is possible to change the vertical scale of the graph while with the UP and DOWN arrow keys it is possible to choose the reference value of the vertical scale It is possible to activate two cursors to read the value in two points at choice of the graph Pressing the CURSOR key once the first cursor is activated pressing the second time the second cursor is activated while pressing the CURSOR key the third time both cursors are activated in tracking mode To place the cursors in the desired points the arrow keys next to the CURSOR key can be used Using the HOLD key the graph updating is paused allowing a comfortable reading of the measured values Press again the HOLD key to return to real time visualization The sampling time of the graph can be selected from 1s up to 1 hour per point The parameter selected for this screen is the same used for the statistical analysis see PROBABILITY and PERCENTILES screens with a 1s sampling interval The visualized measurement parameters can be modified without entering the menu of the instrument Pressing the ENTER key while the instrument is in STOP mode the di rectly ch
139. o reported CONNECTORS DESCRI PTI ON Front panel connectors The following figure indicates the connectors in the HD2030 front panel Right connector Identified with R letter it is a male connector with 4 poles LEMO B type for the connection of a triaxial or monoaxial accelerometer with integrated electronics IEPE type or compatible The pin numbering is seen from outside DESCRI PTI ON 2 Accelerometer channel 3 Accelerometer channel 2 Accelerometer channel 1 LI NE connector Identified with AC OUT indication it is a 6 poles connector LEMO B type for the analog out puts LI NE of the 4 input channels The pin numbering is seen from outside PIN DESCRIPTION 1 Ground 2 Line Output 1 Line Output 2 4 Output 3 5 Line Output 4 6 Audio output Left connector Identified with L letter it is a male connector with 4 poles LEMO B type for the connection of a monoaxial accelerometer with integrated electronics IEPE type or compatible The pin numbering is seen from outside PIN DESCRI PTI 2 Accelerometer channel 4 Not connected 4 Notconnected Trigger Connector Male connector with 4 poles LEMO 00 type for the trigger function it is identified with TRG in dication The trigger input is differential type The pin numbering is seen from outside PIN DESCRI PTI ON 1 Negative input of trigger 2 Trigger output 4 Positive input of trigger Headph
140. o the LEFT input Model model of the accelerometer connected to the LEFT input Serial Number serial number of the accelerometer connected to the LEFT input Sensitivity nominal sensitivity in mV g of the accelerometer connected to the LEFT input Memory Size Size of the Memory Flash in the instrument The standard size is 8Mbyte e Options it indicates the installation of firmware options if any System It allows to set some system parameters Hour current hour Date current date in the format year month day Vpol ch1 it indicates the polarization voltage of the accelerometer connected to the RIGHT input channel n 1 The STOP indication if displayed indicates that the instru ment is in stop mode or that the input is not connected to a sensor Vpol ch2 it indicates the polarization voltage of the accelerometer connected to the RIGHT input channel n 2 The STOP indication if displayed indicates that the instru ment is in stop mode or that the input is not connected to a sensor Vpol ch3 it indicates the polarization voltage of the accelerometer connected to the RIGHT input channel n 3 The STOP indication if displayed indicates that the instru ment is in stop mode or that the input is not connected to a sensor Vpol ch4 it indicates the polarization voltage of the accelerometer connected to the LEFT input The STOP indication if displayed indicates that the instrument is in stop mode or that the in
141. of the Crest factor CF calculated as ratio between the instant peak value and the time average of the frequency weighted acceleration in the last second MTVVr Ratio between the maximum value calculated in the last second MTVV and the time average linear of the frequency weighted acceleration calculated in the measurement time MIVV MIW gt r T 242 E d T 4 6 4 6 0 where 2 5 are the instant frequency weighted accelerations in each axis 2 are multiplying coefficients dependent on the specific application T is the measurement time PROFILE Screen page only single axis parameters Parameter Description Pkmx Maximum peak value of the frequency weighted acceleration Aeq Time average linear of the frequency weighted acceleration calculated in the measurement time 4 where 6 is the single axis frequency weighted instant acceleration T is the measurement time Aismx Maximum value of the time average exponential of the frequency weighted acceleration with time constant of 1 second A8smx Maximum value of the time average exponential of the frequency weighted acceleration with time constant of 8 seconds Aismn Minimum value of the time average exponential of the frequency weighted acceleration with time constant of 1 second A8smn Minimum value of the time average exponential of the frequency weighted acceleration
142. ometer mounting on grips through plastic or metal bands as close as possible to the hand It is suitable for measure ments on small tools where the weight of the measurement chain must be minimized Material light alloy It includes e hex socket screw 10 32UNF e 4mm hexagonal key e 10 plastic cable ties 4 5bmm width 200 mm length 1 metallic clamp width 9 mm HD2030AC2 Adapter to be placed between the hand and the grip The accelerometer is fixed in lateral position at the left or right of the hand It is suitable for large cylindrical grips Material light alloy It includes e hex socket screw 10 32UNF 4mm hexagonal key 10 plastic cable ties 4 5mm width 200 mm length 1 metallic clamp 9mm width 2 velcro straps width 25mm length 300mm HD2030FV HD2030AC3 adapter to be placed between the hand and the grip The accelerometer is fixed in lateral position at the left or right of the hand It is suitable for cylindrical grips with large dimensions and for accelerometer with inte grated screw Material inox It includes e 10 plastic cable ties 4 5mm width 200 mm length e 2 velcro straps 24 5m width length 300mm HD2030FV HD2030AC4 adapter to be place between the hand and the grip The accelerometer is fixed in central position between the middle finger and ring finger or be tween the forefinger and middle finger It is suitable for anatomic grips even if not cylindrical and with small dimensions Material light a
143. on the upper face with a threaded hole e on the adaptor cube fixed on upper face To access the hollow seat unscrew the three screws used to close the back The cavity has been sized for hosting a triaxial accelerometer with a central hole The accelerometer s connecting cable passes through the side hole see picture To help analysis of acquired signals we recommend that you reproduce on the upper face the same axial directions of the sensor On the upper face is present a threaded hole for mounting a triaxial or monoaxial accelerome ter Usually the accelerometer s sensitivity should be about 100 mV g for working environment measurement and 1V g for building vibrations annoyance measurements With the support is provided a cube adapter to be fixed on the upper face this is for connec tion of three high sensitivity mono axial accelerometers To connect the three accelerometers to HD2030 analyzer is requested HD2030 CAB13 cable The support is provided with three support feet and a spirit level if necessary adjust the two mobile feet to adapt the horizontal position of the support using the spirit level as a reference To measure vibrations transmitted from seats and backs the accelerometer is normally in serted in a rubber pad made according to the requirements of EN 30326 1 This pad is positioned on the seat or fixed on the backrest with a tape so that is interposed between the seat itself and the body part submitted to vibrations Unl
144. on to a PC RS232 port or to the HD40 1 printer it is necessary to use the adequate null modem serial cable HD2110CSNM code provided with a D sub 9 poles connector Male connector for external power supply 2 5 5bmm 2 1mm socket It requires 9 12Vdc 300mA power supply The power supply positive pole must be connected to the central pin USB connector type B to connect the vibration analyzer to the USB port of a PC using a standard USB cable with type A and B connectors CP22 code DOWN arrow key in menu mode it selects the subsequent row or decreases the selected parame ter In VLM screen it changes the limits of the horizontal bar In graphic mode it increases the initial and final levels of the vertical scale in this way the graph is moved downward RI GHT arrow key in menu mode it is used to edit the parameters with attribute In graphic mode it expands the vertical scale In the VLM screen it changes the measure unit ENTER key it confirms the insertion of the data or the modification of a parameter START STOP RESET key if pressed in STOP mode it starts the measurements RUN mode In RUN mode it stops the measurements If pressed in PAUSE mode it resets the values of the inte grated measures like Aeq MAX MIN levels etc CHN key it selects the four measuring channels CH1 CH4 circular scrolling MODE key it selects in a circular sequence the different instrument visualizing modes VLM timing profile
145. ones jack Jack 03 5mm type output for the connection of the headphones Audio Signal Ground Audio Microphone jack Jack 03 5mm type input pin for the microphone NC Ground mE Bottom panel connectors Following is the description of the connectors present in the bottom panel of the HD2030 Power supply connector Male connector for external power supply 2 5 5bmm 2 1mm It requires a 9 12Vdc 300mA power supply The positive of the power supply is supplied to central pin O O MiniDin 8 poles connector MiniDin 8 poles connector for RS232C serial port For the connection use the null modem ded icated serial cable HD2110CSNM code provided with a subD 9 poles connector Note inserting the connector be sure that the arrow printed on surface is upwards The connector description is indicated in the SERIAL INTERFACE chapter USB Connector USB connector type B for the connection of the vibration analyzer to the USB port of a PC with CP22 code cable The pin numbering is seen from outside PIN DESCRIPTI ON 5Vdc Data Data Ground TECHNICAL SPECIFICATIONS The HD2030 vibrations analyzer is able to detect the accelerations in four axis The sensors that can be connected are IEPE type with amplifying integrated electronics triaxial or monoaxial type Three axes are grouped in the right channel that supports triaxial or monoaxial type ac celerometers the fourth axis
146. p strength depending on the particular processing step and in any case a compromise between operational effectiveness and comfort To detect the vibrations really transmitted by the tool to the operator it is sometimes convenient to use supports with specific shapes to be interposed between the hand and the handle HD2030AC2 HD2030AC2 and HD2030AC3 adapters must be gripped between the hand and the handle As the accelerometer is fixed in a lateral posi tion the measurement must be repeated by placing the accelerometer on both sides of the hand These adapters are suitable for large cylindrical handles coated with resilient material HD2030AC3 The HD2030AC2 is made of light alloy and fitted with accelerometers using a threaded hole 10 32 UNF or UNC 5 40 accelerometer is se cured by a screw on the adapter The HD2030AC3 is steel made and has to be used with accelerometers having integrated screw 10 32 UNF accelerometer is fixed to the adapter using the threaded hole HD2030ACA The HD2030AC4 is an adapter to be held between the hand and the han dle The accelerometer is placed in central position between the middle finger and the ring finger or between the index and the middle fingers Light alloy made it is suitable for anatomical shape non cylindrical and or small dimension handles It must be uses with accelerometers fitted with a threaded hole 10 32 UNF or UNC 5 40 accelerometer is secured by a screw on the adapter
147. partment cover After the replacement of the batteries 4 batteries type AA 1 5 V alkaline or NiMH rechargeable close the cover screwing the two screws clockwise Check the date and time after the replacement of the batteries If the batteries replacement takes less than two minutes it should not be necessary to adjust the clock Instead of alkaline batteries it is possible to use rechargeable batteries NiMH type To allow the analyzer to properly manage the charge level of the batteries it must be se lected in the menu the type of batteries used MENU gt gt Parameters Instrument gt gt System gt Battery Alkaline or NiMH The external power supply does not charge the batteries rechargeable batteries must be charged separately with an external charger WARNI NG ON BATTERI ES USE e If the analyzer is not used for a long period of time remove the batteries e If the batteries are discharged replace them immediately e Avoid leakage from the batteries e Use watertight and good quality batteries alkaline or NiMH e If the product does not turn on after the change of the batteries Remove the batteries Wait at least 5 minutes to allow a complete discharge of the vibrations analyzer ternal circuit Insert the missing battery with charged batteries the instrument should switches itself on automatically INSTRUMENT STORAGE Storage conditions of the instrument e Temperature
148. peat the diagnostic check and in case of confirmation contact the technical service 51 In case of failure of the power supply test replace the batteries before repeating the diagnostic check To perform the diagnostic test proceed as follows e Connect the accelerometers to the appropriate inputs and switch on the instrument e Start the diagnostic test pressing in sequence the keys MENU gt gt Programs gt gt Diagnostic check e The test program starts and the different steps are executed HD 2030 DIAGNOSTIC TEST 2011 10 01 10 00 00 Power supply OK IEPE power supply OK Accelerometer Pol TEST EXIT D 4 e At the end it is displayed the test report if at least one of the steps failed the message FAULT IN DIAGNOSTIC CHECK appears The passed steps are marked with OK the failed steps are marked with NO Power Supply IEPE power supply Accelerometer Pol DSP engine Amb Parameters Diagnostic error e If all the steps have been completed without faults it appears the message DIAGNOSTIC CHECK DONE HD2030 DIAGNOSTIC TEST 2011 10 01 15 30 00 Diagnostic check done e Press ESC to exit To repeat the test enter the menu again as described above The test procedure is completed SENSORS CONFI GURATI ON PROGRAM This program allows to configure the sensors that will be used for the measurements with the HD2030 analyzer It is possible to memorize up to 9 different sensors for
149. pect to the hand HD2030AC4 general purpose adapter The accelerometer is placed between the forefinger and the middle finger or between the mid dle finger and the ring finger hex socket screw 10 32UNF 4mm hexagonal key 10 plastic cable ties 4 5mm width 200 mm length 1 metallic clamp width 9 mm 2 velcro straps width 25mm length 300mm HD2030FV HD2030 1234 adapters kit for the measurement of the vibrations transmitted to the hand arm system Includes HD2030AC1 cube shaped adapter for anatomical handles and small size tools The adapter has to be fastened to the handle with plastic cable tie or metallic clamp included HD2030AC2 adapter for cylindrical handles The adapter is placed laterally with respect to the hand HD2030AC3 adapter for cylindrical handles provided with threaded hole for accelerometers with 10 32 UNF screw The adapter is placed laterally with respect to the hand HD2030AC4 general purpose adapter The accelerometer is placed between the forefinger and the middle finger or between the mid dle finger and the ring finger hex socket screw 10 32UNF 4mm hexagonal key 10 plastic cable ties 4 5mm width 200 mm length 1 metallic clamp width 9 mm 2 velcro straps width 25mm length 300mm HD2030FV Accelerometers mounting accessories HD6188 Tube of hydro repellent silicone grease and electrically insulating HD6273 Tray with bonding wax 080A90 quick mounting glue 104 081 05
150. play the properties of the other files press the RI GHT ar row key After the last file is visualized the display returns to the starting screen The properties of a file in the memory appear like in the following example FLASH NAVIGATOR Batt 80 Mem 759 o Type Int T N SING 005 00001 2012 06 10 15 00 00 Tm 00 02 05 BACK COMM COPY For each file are indicated e Type indicates the file type single report SING single profile PROF or multi profile REP e Int T is the integration interval e N is the sequential number that identifies the file e Tm represents the total recording time To visualize the current file content press the ENTER key the STOP symbol alter nates with the R letter Replay During the replay it is possible to use the MODE key to display the different measure modes VLM PROFILE SPECTRUM PROBABILITY PERCENTILES In the same way with the CHN key it is possible to scroll the different measurement channels stop or start again the review use the PAUSE CONTINUE key While the replay is paused it is possible to visualize the next data pressing the START key If the START key is hold pressed in pause mode the fast replay mode is entered At the end the instrument enters the STOP status To exit from REPLAY mode press the MENU key The review operation mode depends on the memorized file type see the chapter RECORDING Manual single record Recording The file is Si
151. put is not connected to a sensor Battery it indicates the battery type installed in the instrument It is possible to choose between ALKALINE alkaline batteries or rechargeable Nickel metal dride batteries Display Lighting it indicates the activation of the of the display backlit The backlit can also be activated or deactivated through the keyboard holding pressed the CURSOR key while one of the VLM screens is visualized Display Contrast it allows to adjust the display contrast When the ambient tempera ture changes the display contrast has a small variation it can be compensated inserting a higher value in order to increase the contrast or a smaller value to decrease it The value can be set from 3 minimum to 9 maximum Auto Switching Off the instrument has a function to switch itself off automatically af ter 5 minutes if the instrument is in STOP mode and no keys are pressed in this time interval Before switching itself off the instrument emits a series of warning beeps press a key to avoid the switching off of the instrument Language it allows to choose the instrument s menu language between Italian Eng lish French and Spanish I nput Output Submenu for the choice of the parameters related to the inputs and outputs of the in strument Type of print it activates the printing of the measured levels and it allows to choose which data to print When the parameter is set to OFF the printing is
152. r the Whole Body measurements Linearity range The linearity range is independent from the frequency and it is equal to 80dB The max imum measurable level depends on the gain of the input amplifier as indicated in the following table dB mVrms Vrms 0 07 As an example following are indicated the linear ranges for two different sensitivity of the accelerometer Gain Linear range with accelerometer Sensitivity Sensitivity dB 10mV g 1mV m s 1 g 100mV 5 0 7 7000 m s 117 197 dB 0 7 cm s 70 m s 77 157 dB 10 0 22 2240 m s 107 187 dB 0 22 cm s 22 4 m s 67 147 dB 0 07 700 m s 97 177 dB 0 07 cm s 7 m s 57 137 dB Integration Time The integration time can be set from a minimum of 1s to a maximum of 99 hours Crosstalk The crosstalk between channels is lt 100dB 1kHz Reference conditions he measure range is the one with input gain equal to 10dB The level is equal to 10mV corresponding to 140dB 10m s for an accelerometer with a sensitivity equal to 10mV g Operating conditions Storage temperature 25 70 C Working temperature 10 50 C e Protection Degree IP64 Drift Temperature 0 3dB over the range 10 50 C ELECTRI CAL FEATURES Pre heating time Less than 1 minute Power supply e Internal batteries 4 x 1 5 V alkaline or rechargeable batteries type AA The in strument does not charge the batteries
153. r the instrument will be connected it will be automatically recognized Installation Notes Note 1 for Windows Vista and Windows 7 operating systems 1 For software installation is requested Administrator permission 2 If the operating system prevents the software to open boot the PC as administrator user insert installation CD ROM and when the following window appears select open folder to view files General options 1 fene folder to view files P sing Windows Explorer 3 In the following screen click with right mouse key on file Autorun and select Execute as administrator 4 Continue from point 5 of previous paragraph Note 2 if the vibration meter has been connected to USB port before USB driver installa tion in Windows 2000 and XP operating systems it appears the window new hardware installation In Windows Vista and Windows 7 it appears an installation error under device manager in both cases cancel operation disconnect instrument and restart the complete procedure starting from the beginning of this guide Verification of proper driver installation To verify the proper installation procedure proceed as follows On Windows 2000 and XP operating systems Select START gt gt Settings gt gt Control Panel double click on SYSTEM icon Select Hardware gt gt Device Manager On Windows Vista and Windows 7 operating systems Select START gt gt Control panel the
154. re multiplying coefficients dependent on the specific application Ta 28800 is the number of seconds in 8 hours Maximum value of the time average linear of the frequency weighted accelera tion calculated in the last second Crest factor calculated as ratio between the maximum peak value and the time average of the frequency weighted acceleration Pk m eq 1 2 1 T 7 leat Orea recta E 0 where Pkmx is the maximum peak value of the frequency weighted acceleration vector 2 5 are the instant frequency weighted accelerations in each axis 2 are multiplying coefficients dependent on the specific application T is the measurement time Crest factor calculated as ratio between the instant peak value and the time average of the frequency weighted acceleration in the last second CF t E o t 1 15 where Pk is the instant peak value of the frequency weighted acceleration vector 812 3 6 are the instant frequency weighted acceleration in each axis C15 are multiplying coefficients dependent on the specific application Maximum value of the Crest factor CF calculated as ratio between the instant peak value and the time average of the frequency weighted acceleration in the last second MIVVr Ratio between the maximum value calculated in the last second MTVV and the time average linear of the frequency weighted acceleration calculated in the measurement time
155. review mode of the memorized data if the START STOP RESET key is pressed while in pause mode the next data is displayed if hold pressed the fast review mode is en tered UP arrow Key The UP arrow key selects the previous row in the menu or increases the selected para meter In the VLM screen it modifies the horizontal bar limits It decreases the vertical initial and full scale and of the time profile or frequency spectra moving in this way the graph up 112 LEFT arrow Key ZDOMG In the menu the LEFT arrow key moves the cursor on the left during the insertion of a character After the modification of a parameter of the menu it goes back to the selection of the whole line in order to move among the various items It compresses ZOOM the vertical scale of the time profile and frequency spectra In the VLM screens it changes the measure unit of the visualized parameters When the integration mode is multiple the Tint symbol blinks to go back to the single integration mode select the Tint symbol with the ENTER key and press the LEFT arrow ENTER Key The ENTER key confirms the selected parameter With the instrument in STOP mode it allows the direct modification of the measurement parameters without entering the menu During the setting of the menu parameters to exit from the setting mode of a parameter without saving it press the MENU key Keeping ENTER pressed while switching on th
156. s 1 5Hz 10kHz 5 15 40kHz 1 F S 5 max 5000g 50 C 120 C 0 06 C 10Vdc 4gr height x width x depth 12 5x9 15x9 15 hole at the base for screw 10 32 UNF 2A supplied side 14 28 4 pin titanium steel enclosure connected to the ground terminal double thread 10 32 UNF in copper beryllium alloy HD6200 HD2030 CAB3S xM 3m 5m e 10m to connect accele rometer to analyzer PCB Piezotronics production triaxial accelerometer with integrated electronics ICP This sensor is normally used for hand arm measurements 10 mV g 5000 m s 1 Hz 5 kHz 25 kHz 2 F S 5 max 7000 gpk 54 C 121 C 10 Vdc 10 5 gr height x width x depth 14 mm x 20 3 mm x 14 mm threaded hole 10 32 UNF aligned with Z axis side 14 28 4 pin titanium connector coupled with the ground terminal double thread 10 32 UNF copper beryllium alloy 081B05 double thread 10 32 UNF and M6 in copper beryllium al loy M081B05 HD2030 CAB3S xM 3m 5m e 10m to connect accele rometer to analyzer HDP356B21 type Type Sensitivity Measure range Frequency response 5 Resonance frequency Linearity Transverse sensitivity Maximum Shock Working Temperature Polarization Voltage Mechanical features Weight Dimensions Mounting Connector Material e Isolation I ncluded accessories e Screw e Screw e Screw e Screw Cable not included HDP356A22 type Type
157. scroll the list of the sensors that are in memory SEL to confirm the visualized configuration Then the instrument enters the VLM Vibration Level Meter working mode visualizing in numerical form 3 instant or integrated parameters b 105 01 08 25 B 170 01555 Chl Als NEXT Aeg If there is an external memory card after the initial screen the sensors configuration file is loaded and it appears the following screen 109 MC installed and ready Press RD WR to enable all the reading and writing functions and proceed with the selec tion of the configurations Before switching off the instrument it is necessary to stop the current measurement pressing the STOP key Otherwise a message requesting to stop the current measurement appears WARNING Stop measurement before continue Pressing YES the instrument enters the STOP mode and it is possible to switch it off with the ON OFF button Auto Power Off Function The Auto Power Off function works if instrument remains in STOP mode for at least 5 mi nutes without pressing any key Before switching itself off a series of warning beeps are emitted in this phase if desired it is possible to press a key to avoid the switching off The function can be disable through the MENU acting on the Auto Switching Off item MENU gt gt Parameters gt Instrument gt gt System gt gt Auto Power Off OFF In this case the battery sy
158. sitivity associated with the configuration Note even if it is possible to operate directly on the instrument the management of the sen sors configuration can be more easily done with the PC software Noise Studio see the details in the software manual To configure the sensors proceed as follows e Connect the accelerometers to the appropriate inputs and switch on the instruments e Start the program pressing in sequence the keys MENU Programs Sensors Con fig SENSORS CONFIGURATION Choose channel LEFT RIGHT e Select the channel where it is connected the sensor to configure e screen similar to the following appears CONFIG RIGHT 01 PROD DELTA OHM MOD ACC_ABC SERIALN 654321 TYPE ACC TRI SENS 10mV g CAL RANGE 500 gpk BACK With the right and left arrows select the sensor among the nine available With the UP and DOWN arrows select the row to change Press ENTER to go to the parameter of the selected row With the UP and DOWN arrows set the desired value Press ENTER to confirm Repeat for all the parameters Press RET CURSOR key to go back to the initial screen and select the other input Repeat the steps described above for the sensor connected to the second input Press ESC to go back to measurement mode The configuration process is completed MC I NITI ALI ZATI ON PROGRAM This program prepare the memory card for the use with the HD2030 and erases the files pre vious
159. t again the setup previously loaded and confirm with ENTER 45 e In the following screen press the STORE key SETUP MANAGER 2009 01 31 12 00 00 SETUP 01 TEST 001 2009 01 01 10 00 00 BACK STORE LOAD CURSOR c e new settings saved in the place of the previous ones e It appears the screen for the insertion of the title to apply to the updated setup TITLE OF SETUP 01 e is desired to maintain the name of the previous setup press RET and then ESC to exit from Setup management otherwise with the UP and DOWN arrows select the first character and confirm it with ENTER e The cursor skips to the second character e Repeat the selection with the UP and DOWN arrows and confirm with ENTER Proceed in the same way for the other characters of the title e Inserting a SPACE blank the remaining characters of the title are cancelled Press RET to save e Press ESC to exit from the Setup Management program The setup modification procedure is completed CALI BRATI ON PROGRAM This program calibrates the sensors connected to the HD2030 analyzer It is possible to manually insert the calibration parameters of the accelerometers using the values indicated on the certificates or calibration sheets or using a vibrations generator specific for the calibration of the accelerometers The calibration parameters are saved in an specific log file where the last 120 calibrations performed are s
160. t in the analyzer 38400 baud This is the only parameter requested for the HD40 1 printer The other connection parameters for printers different from the HD40 1 are Data bits 8 Parity none Stop bit 1 Flow control Handshaking Hardware Automatic paper advance Autofeed enable Connect the HD2030 to the printer using the HD2110CSNM cable To proceed with the data printing e Switch on the instrument e Enter the MENU Parameters Instrument Input Output and set the item o Printout VLM for printing the numerical parameters visualized in the VLM screen SPC for printing the octave or third octave bands levels VLM SPC for printing both e Start the measurement when the instrument enter the stop mode the data are auto matically printed e To disable the printing set the menu item Printout OFF CONNECTI ON TO A PC WITH USB INTERFACE The HD2030 can be connected to the USB port of a PC using the CP22 cable The connection through the USB port requires the installation of a driver supplied with the Noise Studio Software Before connecting the instrument to the USB port of the PC install the Noise Studio software With Windows 7 operating systems you need to start your PC by disabling driver sig nature as explained in the USB drivers installation guide contained in the installation CDROM of Noise Studio software Proceed as follows 10 Set the instrument menu item
161. t of damages are recognized The guarantee does not include accidental breakages due to transport neglect incorrect use incorrect connection to voltage different from the contemplated for the instrument Furthermore the guar antee is not valid if the instrument has been repaired or tampered by unauthorized third parties The instrument has to be sent to the retailer without transport charge For all disputes the competent court is the Court of Padua The electric and electronic devices with the following symbol cannot be disposed in the public dumps According to the Directive UE 2002 96 the European users of electric and electronic devices are allowed to give back to the Distributor or Manufacturer the used device at the time of purchasing a new one The illegal disposing of electric and electronic devices is punished by a pecuniary administrative penalty This guarantee must be sent together with the instrument to our service centre N B Guarantee is valid only if coupon has been correctly filled in all details Instrument type a HD 2030 Serial number RENEWALS Date Date Inspector Inspector Date Date Inspector Inspector Date Date Inspector Inspector CE CONFORMI TY Safety EN61010 1 C Y Electromagnetic compatibility Immunity general standard EN61000 6 2 2005 eS Electromagnetic compatibility Emission general standard EN61000 6 3 2007 Electrostatic Discharge Immunity EN61000 4 2 level 3 RoHS Susceptibility to electrom
162. tave or third octave bands is set entering the Menu gt gt Parameters gt gt Spectrum Analyzer gt gt Order The values be visualized in dB or in 5 The CHN key allows to change the visualized channel With the LEFT and RIGHT arrow keys it is possible to change the vertical scale of the graph while with the UP and DOWN arrow keys it is possible to choose the reference value of the vertical scale The spectral analysis is made both in multi spectrum mode MLT where a spectrum every second is visualized and in average spectrum mode AVR where the spectrum in tegrated in all the measurement time is visualized It s possible to associate with the octave third octave bands spectrum the value of the frequency weighted acceleration calculated from the spectrum CURSORS OPERATI ON It is possible to activate two cursors to read the value of the visualized bands Pressing the CURSOR key once the first cursor is activated pressing the second time the second cur sor is activated while pressing the CURSOR key the third time both cursors are activated in tracking mode To place the cursors in the desired points the arrow keys next to the CURSOR key can be used When the cursors function is not active it is possible to pass from the visualization of the acceleration for each band to the speed or displacement visualization pressing in sequence the left and right cursor keys Using the HOLD key the graph updating
163. ted 10 32 UNF screw adhesive mounting base with threaded through hole 10 32 UNF adhesive mounting insulated base with integrated screw 10 32 UNF insulated base with integrated mounting 10 32 UNF screw and threaded hole 10 32 UNF for accelerometer mounting REFERENCE STANDARDS ISO 8041 2005 Human response to vibration Measuring instrumentation ISO 5349 1 2001 Mechanical vibration Measurement and evaluation of human expo sure to hand transmitted vibration General requirements ISO 5349 2 2001 Mechanical vibration Measurement and evaluation of human expo sure to hand transmitted vibration Practical guidance for measurement at the workplace ISO 2631 1 1997 Mechanical vibration and shock Evaluation of human exposure to whole body vibration General requirements ISO 2631 2 1989 Evaluation of human exposure to whole body vibration Continuous and shock induced vibrations in buildings 1 to 80 Hz ISO 2631 4 2001 Evaluation of human exposure to whole body vibration Guidelines for the evaluation of the effects of vibration and rotational motion on passenger and crew com fort in fixed guideway transport systems ISO 2631 5 2004 Evaluation of human exposure to whole body vibration Method for evaluation of vibration containing multiple shocks 61260 1995 Electroacoustics Octave band and fractional octave band filters ISO 6954 2000 Mechanical vibration Guidelines for the measurement reporting and
164. ter mounting METROLOGI CAL SPECI FI CATI ONS The HD2030 vibrations analyzer can perform measurement on the hand arm system the whole body or vibrations transmitted by the buildings The weighting filters and the frequency range of the filters with constant percentage octave or third octave band depend on the cho sen analysis mode Frequency Weighting for RMS measurements Fz Fc e Wh for the measurement on the hand arm system Fz Fa Wb Wc Wd We Wj Wk for the whole body measurements Fz Fm e Wm for the measurements of whole body transmitted by the buildings vibra tions The Fz weighting is flat on all the frequency range with the following features Fz High pass OFF Frequency range Attenuation dB Hz 1 25 1600 MEN C NNNM 0 4 3200 0 2 3700 Activating the High Pass filter Menu gt gt Parameters gt gt Instrument gt gt Measurement gt gt High Pass filter the Fz weighting have the following features Fz High pass ON Frequency range Attenuation dB Hz 4 1600 1 25 3200 0 7 3700 The Fa Fm and weightings are band pass filters with the following features High Pass OFF Lom Band Limits to 3dB Hz 0 4 100 0 8 100 6 3 1250 The Wb Wc Wd Wj Wk and Wm filters respect ISO 8041 2005 standard Octave or third octave bands spectral Analysis The constant percentage band filters comply with the rule IEC 61260 The range of the central frequencies dep
165. the UP and DOWN arrow keys and press ENTER The programs available are Memory Navigator it allows to examine what it is stored in the internal FLASH memory of the instrument and in the memory card It is also possible to listen to the audio re cordings and the vocal commentaries associated with the data files using the headphones Setup Management it allows to save or load the analyzer settings To facilitate the choice each setup has a title Calibration it sets the sensitivity of the accelerometers connected to the instrument both through manual insertion of the calibration values and through the measurement of the acceleration produced by a vibrations generator Diagnostic Check it checks the main functions of the instrument Sensors Config insertion and modification of the parameters of the sensors that can be connected to the analyzer Initialize MC it deletes the data in the memory card and set it for the use with the HD2030 MEMORY NAVI GATOR PROGRAM The Memory Navigator Program allows to operate in the internal FLASH memory and in the external Memory card To enter the Memory Navigator Program press the MENU key Menu Programs Memo ry Navigator If the Memory card is present the following screen appears MEMORY NAVIGATOR select memory unit EXIT FLASH Press the FLASH or MC keys to respectively manage the internal memory of the instru ment or the memory card If there is no Memor
166. the operator exposure to the risk connected with vibrations transmitted to the whole body by buildings subjected to vibrations or impacts e Octave or third octave bands spectral analysis e Statistical analysis with calculation of the percentile levels from L to Loo Attenuation of vibrations and reclamations The HD2030 analyzer simultaneously acquires the acceleration value in 4 channels and calculates in parallel for all channels both the weighted acceleration values and the octave or third octave bands spectra In addition to the instant and average acceleration values the analyzer also elaborates peak levels vibration dose VDV and crest factors The frequency weighting can be chosen freely according to the specific application The possibility to connect any type of accelerometer with integrated electronics type IEPE or compatible both triaxial and monoaxial ensures the maximum ease of use and re duces the possibility of making mistakes or taking measures affected by electromagnetic interference or noise The acquisition of the acceleration in 4 channels allows for example to make objective evaluation of the vibrations transmitted by a transportation way through to the driving seat or to evaluate during the design and the production verification the effectiveness of damping introduced by the suspension and by the absorbent material of the seat itself A versatile data logging function stores both in the 8MB internal memory a
167. the time average linear of the frequency weighted acceleration in the measurement time VDV VDV us 0 where 6 is the frequency weighted single axis instant acceleration T is the measurement time Ratio between the maximum value calculated in the last second MTVV and the time average linear of the frequency weighted acceleration calculated in the measurement time where 6 is the frequency weighted single axis instant acceleration T is the measurement time MTVV 99 MTVV ES Percentage of time with overload Percentage of time with under range Ec VLM 4 Screen Acceleration vector global parameters Parameter Description Pkmx Aeq 1 8 Alsmn A8smn 15 8 MIVV CFeq Maximum value of the frequency weighted acceleration Time average linear of the frequency weighted acceleration calculated in the measurement time A 1 E 2 09 where 2 5 the instant frequency weighted accelerations in each axis 2 are multiplying coefficients dependent on the specific application T is the measurement time Maximum value of the time average exponential of the frequency weighted acceleration with time constant of 1 second Maximum value of the time average exponential of the frequency weighted acceleration with time constant of 8 seconds Minimum value of the time aver
168. time To activate the recording of the global parameters it is used the parameter Menu gt gt Pa rameters gt gt Data Logger gt gt Global gt gt Auto Store Stored parameters are defined in the menu Menu Setting Data Logger Glob al Together with the global parameters are also recorded the average spectrum and the statistics SI NGLE RECORD In this mode it is possible to memorize in a single record the values visualized in the VLM SPECTRUM PROBABILITY and PERCENTILES screens Manual Recording Single record Data are saved manually pressing the REC key for at least two seconds This op eration is allowed when the instrument is in STOP mode Are stored e two VLM 1 and VLM 2 screens whose measurement parameters are defined in Menu Parameters Vibration Analyzer e the average spectrum in octave or third octave bands according to parameter Menu Parameters Spectrum Analyzer Order integrated on the measurement time e probability distribution of chosen parameter in the profile screen Menu Parameters Vibration Analyzer Profile e percentile levels from L1 to L99 of chosen parameter in the profile screen Automatic Recording Single record To activate the automatic recording enable from the menu the Auto Store parameter Menu gt gt Parameters gt gt Data Logger gt gt Global Auto Store ON The display shows the activation of the Auto Store funct
169. to access to the internal memory of the instrument FLASH NAVIGATOR Batt 80 Mem 75 BACK EDIT READ c O o Press READ and with the UP and DOWN arrow keys select the file to copy FLASH NAVIGATOR Batt 80 Mem 759 o Type Tint N SING 10s 00001 2012 06 30 15 00 00 00 02 05 c lt o Press the COPY key and confirm the operation in the next screen FLASH NAVIGATOR Batt 80 Mem 75 CONFIRM COPY OF SELECTED FILE TO MC YES NO lt o Press YES to copy NO to go back to the previous screen without copying 41 4 To listen to the voice comments The voice comments can be listened again through Noise Studio Software or directly from the HD2030 if equipped with headphones code HD2030AM e Connect the headphones to the appropriate connector on the front of the instrument e Select in sequence the keys Menu gt gt Programs gt gt Memory Navigator e Select the internal memory bank FLASH or the external Memory Card MC e Select with the UP and DOWN arrow keys the file with the comment and press ENTER to load it e Press the COMM key to listen to the vocal comment e With the lt lt and gt gt arrows of the keypad it is possible to adjust the volume of the headphones e Press STOP to finish in advance the listening of the comment Press BACK to go back to the main screen of the Browser End of the procedure SETUP MANAGEMENT P
170. tor Material Isolation I ncluded accessories e Screw Cable not included PCB Piezotronics production accelerometer with inte grated electronics ICP This sensor is normally used for whole body measurements 100 mV g 500 m s 0 5 Hz 10 kHz 50 kHz 1 F S 5 max 5000 gpk 54 C 93 C 10 Vdc 5 8 gr hex diameter x height 11 2 mm x 22 4 mm threaded hole 10 32 UNF upper micro coaxial 10 32 titanium gt 10 between the enclosure and the ground ter minal double thread 10 32 UNF copper beryllium alloy 081B05 double thread 10 32 UNF and M6 copper beryllium alloy M081B05 HD2030 CAB13 HD2030CAB1B to connect to ana lyzer s triaxial input and HD2030 CAB1 xM 3m 5m e 10m to connect the monoaxial input Dytran production accelerometer with integrated elec tronics LIVM This sensor is normally used for whole body measurements 100 mV g 500 m s 1 Hz 10 kHz 32 kHz 2 F S 5 max 2000 gpk 519 1209 11 Vdc 10 gr hex diameter x height 12 7 mm x 23 2 mm threaded hole 10 32 UNF upper micro coaxial 10 32 titanium gt 10 between the enclosure and the ground ter minal double thread 10 32 UNF copper berylium alloy 081B05 HD2030 CAB13 HD2030CAB1B to connect to ana lyzer s triaxial input and HD2030 CAB1 xM 3m 5m e 10m to connect the monoaxial input 93 Type Sensitivity Measure range Frequency response R
171. tored When the instrument is connected to the PC through the Noise Studio software this file is automatically downloaded and saved in the PC as a reference for the do cumentation of the measurements performed with the instrument Any measurement made with the HD2030 analyzer therefore will be associated with a calibration according to the date 1 Calibration of a sensor through the direct input of parameters If the calibration data of the sensor are available proceed in the following way e Start the calibration program of the sensors pressing in sequence the keys MENU gt gt Programs Calibration e The main screen appears CALIBRATION Date 2009 01 31 10 00 DELTA OHM DELTA OHM ACC M ACC T Choose the channel EXIT LEFT RIGHT CURSOR cb indicated date refers to the last saving of the log file On the left side reported the manufacturer and the name assigned to the monoaxial sensor and on the right side the correspondent information for the triaxial one e Press the LEFT Key to select the monoaxial sensor RI GHT for the triaxial one The screen that resumes the current data of the selected sensor appears o manufacturer type name serial number sensitivity expressed in mV g O 0 0 O0 CALIBRATION DELTA OHM ACC TRI ACC T 123456 Axis 1 SENS 10mV g Calibration Type EXIT SENS MEAS e To insert manually the sensitivity press the SENS key e f the sensor is triaxial type a s
172. ts in graphic form the percentile levels from L to Log associated with the parameter visualized in the PROFILE screen for each of the 4 channels The values can be visualized in dB or m s CHN key allows to change the visualized channel With LEFT and RIGHT arrow keys you can change the vertical scale of the graphic while with UP and DOWN arrow keys you can chose the value in reference with the vertical scale CURSORS FUNCTIONS It is possible to activate a cursor to examine the graph Pressing the CURSOR key the cursor is activated in order to place the cursor in the desired point the arrow keys next to the CURSOR key can be used To facilitate the graph viewing two dashed vertical bars are displayed in correspondence of 5 and 95 The visualized measurement parameters can be modified without entering the menu of the instrument Pressing the ENTER key while the instrument is in STOP mode the changeable parameters can be scrolled in sequence When the selected parameter blinks it is possible to modify it using the UP and DOWN arrows Can be modified e The acceleration measurement parameter Menu gt gt Parameters gt gt Vibration Ana lyzer gt gt Profile e The frequency weighting Menu gt gt Parameters gt gt Instrument gt gt Measurement gt gt Wh Ch x with x 1 4 The parameter is associated with the visualized measurement channel To modify it use the UP and DOWN arrows APPLI CATI ONS The HD2030 ana
173. turn on the instrument after inserting the card into the front slot of the instrument the initialization procedure starts automatically At the end of the operation it appears the message MC installed and ready to use MC installed and ready 1000MB Press RD WR to enable all the reading and writing functions Press RD alone to read the content of a card The recording of new data is disabled in this way it is avoided to overwrite the files already stored in the card The card is ready to be used Note the HD2030 s Initializing MC function also checks the read wright speed of installed card If the SD card fails this test for the first time initialization function is repeated may it happen more than three times replace the card with a faster one Do the same if the message Error reading memory appears during initialization procedure RECORDI NG MODES The HD2030 is able to perform three different types of storage Single Record it can be manual or automatic Single Profile with a recording interval programmable from 1s to 1 hour It can be ma nual or automatic Continuous Multi Profile with 1s recording interval at intervals programmable from 10s to 1 hour The recordings are saved for all the active channels in the internal FLASH memory of the analyzer or in the SD memory card following the setting of the parameter Menu Para meters gt Instrument gt gt Input Output gt gt Memory
174. tware for the operation details REPORTI NG OF LOW BATTERI ES AND REPLACEMENT OF THE BATTERIES The battery symbol m placed in the upper right corner of the display constantly indicates the charge status of the batteries of the analyzer As the batteries run down the symbol is gradually emptied when the battery voltage reaches the minimum value to operate correctly the symbol blinks In this condition change the batteries as soon as possible Continuing to use the instrument the battery voltage drops further and the analyzer is no longer capable of providing a proper measure any data recording is automatically stopped finally the acquisition is also stopped and the instrument en ters the STOP mode Below a certain level the instrument turns itself off automatically The stored data remain Below a certain level of batteries charge it will not be possible to turn on the instrument The charge level of the batteries is available in the main screen of the menu expressed as a percentage value The item is accessed pressing the MENU key When the level is 0 it is necessary to replace the batteries The battery symbol is replaced by a mains plug when the external power supply is con nected Note the battery symbol blinks also when it is disabled the automatic auto switch off Auto Power OFF OFF To replace the batteries switch off the instrument and unscrew anti clockwise the two closing screws of the battery com
175. with single integration Recording A multi profile recording with single integration mode was done The data file includes the VLM 1 and VLM 2 screens and the spectrum When the ENTER key is pressed the instrument goes into VLM 1 screen at the top it appears the indication PROFILE R 0 00 00 00 PROFILE Chi Als Aeq Pkmx Pressing the START STOP key the data replay starts With the MODE key it is possible to switch from a screen to another one with the CHN key from a measurement channel to another one Multi profile with multiple integration Recording A multi profile recording with multiple integration mode was done The data file includes the VLM 1 and VLM 2 screens the spectrum and the statistics When the ENTER key is pressed the instrument goes into VLM 1 screen at the top ap pears the indication REPORT 0 00 00 001 REPORT Als Aeq Pkmx The Tint tag blinks to signal that the integration is multiple When the START STOP key is pressed the instrument displays the data related to the first integration interval and enters the pause mode With the MODE key it is possible to switch from a screen to another one with the CHN key from a measurement channel to another one While the replay is paused it is possible to display the following data pressing the START key Holding pressed the START key while in pause mode the fast replay mode is entered Pressing the PAUSE CONTINUE
176. y Card the following screen appears FLASH NAVIGATOR Batt 80 Mem 75 BACK EDIT READ In the internal FLASH memory it is possible e to review the memorized files e to copy the single recording or all the files from the internal memory to the memory card e to erase all the memory content It is not provided the possibility to erase the sin gle files in the internal memory In the Memory Card it is possible e to review the memorized files e to listen to the vocal recordings e to erase single files contained in the Memory Card To erase all the Memory Card con tent run the program Menu gt gt Programs gt gt Initialize MC as described below Note the deleted files in the Memory Card are still in the card memory even if new recordings are added this allows an eventual recovery through the Noise Studio software supplied with the analyzer To clear the Memory Card it is always possible to use the program Format Memory Card in the Noise Studio software See the chapter USE OF THE EXTERNAL MEMORY CARD 1 To review a file saved in the internal Flash memory From measure mode press in sequence the buttons Menu gt Programs gt Memory Na vigator and select the internal Flash memory The following screen appears FLASH NAVIGATOR Batt 80 Mem 75 BACK EDIT READ Press the READ key the display shows the characteristics of the first file in memory 34 To scroll the memory and dis
177. y weighted single axis instant acceleration T is the measurement time MTVV 99 MTVV a Percentage of time with overload Percentage of time with under range VLM 2 screen Parameters referred to the acceleration vector Parameter Description Pk Pkmx AeqS Aeq 15 8 Instant peak value of the frequency weighted acceleration Pk t Pk t Pk t c5 Pk t where Pki23 t are the instant peak values of the frequency weighted acceleration in each axis 2 are multiplying coefficients dependent on the specific application Maximum peak value of the frequency weighted acceleration Time average linear of the frequency weighted acceleration calculated in the last second running r m s 1 2 Aus 0 f a 6 E 7009 1 15 where 812 3 the instant frequency weighted accelerations in each axis C123 are multiplying coefficients dependent on the specific application Time average linear of the frequency weighted acceleration calculated in the measurement time 1 2 1 T A Orca Orcio 0 where 2 5 the instant frequency weighted accelerations in each axis 2 are multiplying coefficients dependent on the specific application T is the measurement time Time average exponential of the frequency weighted acceleration with time constant of 1 second 1 2 1 f 1 4 4 C
178. ys l Spectral analysis by octave bands 100 days 5 mm l um Spectral analysis by octave bands 77 days Multiple integration intervals 106 Spectral analysis by third octave bands 275 days Only RIGHT input RIGHT inputs Spectral analysis by third octave bands 69 days 119 A3 COMMUNI CATI ON PROTOCOL The commands are made by ASCII strings with variable length ending with CR LF The instrument always gives an answer when it receives a command If the command is not accepted the answer string is always NAK CR LF It is possible to deactivate the answer when it is not explicitly requested by the command acting on VERBOSE parameter see PAR paragraph The commands are divided in 5 groups as indicated in the following table PARAM Parameters Config KEY Keyboard simulation DUMP Memory download CONFIG Sensor Config Each group contains a certain number of commands Each command is identified by a specified string The generic syntax of a command is the following 66 STATUS Analyzer Status group key value CR LF e g PAR INPUT_GAIN 10 r n Set the parameter INPUT_GAIN to the value 10dB see the paragraph SET Only capital characters are recognized Each token can be shortened to the minimum number of characters that uniquely identifies it The example can be shortened as follows PAR INP 10 r n In the following the possible for

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