Home

HVM100 Manual - PC Environmental Ltd

Contents

1. This instrument is in compliance with ISO 8041 1990 E for 1 human vibration meters when used with a Type 1 accelerometer Technician Craig Test Date Dec 17 2001 D 6 HVM100 Manual Larson Davis Model HVM100 Serial Number 00103 Certificate of X Wc Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Wc weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E Attenuation dB 1 00 3 162 10 00 31 62 1000 3162 1000 Frequency Hz Theor Measured Error 20 16 12 8 5 3 1 0 0 0 0 0 0 0 0 0 0 0 T WHE HHH gt ONY cocooooooo Craig Test Date Dec 03 1999 HVM100 Manual Attenuation dB Larson Davis Model HVM100 Serial Number 00103 Certificate of X Wd Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibrati
2. 7 3 Viewing Time History with 2nd History turned on eee 7 5 Data Key onse eer ite Hex SERE 7 6 Powering the HVM100 8 1 Checking the Remaining Battery Voltage eee 8 1 Installing New Batteries sese enne trementes 8 1 Using External POWGE eet ere ob diee oe e deem o te r nies 8 4 Connections on the HVM100 9 1 Serial Interface Port entere oerte enin rer ERU ee reete 9 2 ERO RR 9 2 Cables RE Re ER ERES 9 3 Transducer Cotinection eec ee o eee te E eroe e En ed as 9 4 POT n 9 4 External Power Connection soe e t E EE ede ehe eren 9 5 PAT QUE eines rtr oU e OR He 9 5 Larson Davis Adapter etcetera rere ree ORE tee 9 5 AC DC Output Connector eire Re EESTO a EEE S 9 6 PilloUt rsen RAP DRE 9 7 Chapter 10 Adaptor Resonances 10 1 eidcm E 10 1 Mechanical i e emo emet bete e etu e tanto ttentut 10 1 Measurements nettes MEA Aas ih Le a 10 3 Frequency Response Measurements essere eene 10 3 ADPO080A SENOL 3 og ttt Dr RED RR 10 3 ADPO0SITA SENOL a 2 2h eene ete dude 10 5 ADPO082A SENQOAL 10 6 Appendix A Specifications A 1 General Characteristics eter
3. Nominal True dB 1 60 1 585 3 91 6 32 6 13 1 1 2 00 1 995 5 80 6 34 5 50 1 1 2 50 2 512 7 81 6 22 3 97 1 1 3415 3 162 9 85 5 60 1 86 1 1 4 00 3 981 11 89 4 08 0 31 1 1 5 00 5 012 13 93 1 99 0 33 1 1 6 30 6 310 15 95 0 47 0 46 1 1 8 00 7 943 17 97 0 14 0 32 0 10 0 10 0 19 98 0 26 0 10 1 1 12 5 124 59 21 99 0 22 0 93 1 1 16 0 185 85 23 99 0 16 2 22 1 1 20 0 19 95 26 00 0 10 3 91 1 1 25 0 25 12 28 01 0 06 5 84 1 1 31 5 31 62 30 04 0 00 7 89 1 1 40 0 39 81 32 11 0 08 10 01 1 1 50 0 50 12 34 26 0 25 12 21 1 1 63 0 63 10 36 64 0 63 14 62 1 1 80 0 79 43 39 46 1 45 17 47 1 1 100 100 0 43 01 3 01 21 04 1 1 125 125 9 47 46 5 45 25 50 2 2 160 158 5 52 64 8 64 30 69 2 2 200 199 5 58 27 12 26 36 32 2 00 250 251 2 64 11 16 11 42 16 2 00 315 316 2 70 04 20 04 48 10 2 00 400 398 1 76 02 24 02 54 08 2 00 Frequency Weighting Curves HVM100 Manual Wg Frequency Weighting Defined in BS6841 1987 HVM100 Manual Freq Hz Freq Hz Wg dB Tolerance Nominal True dB 1 00 1 00 7 5 1 1 1 25 1 26 6 0 1 1 1 60 1 459 4 6 1 1 2 00 2 00 3 4 1 1 2 50 2 51 2 2 1 1 3 15 3 16 0 9 1 1 4 00 3 98 0 0 1 1 5 00 5 01 0 4 1 1 6 30 6 31 0 1 1 1 8 00 7 94 1 0 0 10 0 10 00 2 5 1 1 1
4. D ON Test Date Dec 03 1999 D 12 HVM100 Manual Larson Davis Model HVM100 Serial Number 00103 Certificate of X Wk Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Wk weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E Attenuation dB 60 0 100 0 316 1 00 3 162 10 00 3162 1000 316 2 1000 Frequency Hz 0 0 5 5 5 5 5 5 5 5 5 5 5 5 5 COOrRHASOUVWOWWKNOHKW COOLS gt RN Technician Craig Test Date Dec 03 1999 HVM100 Manual D 13 Larson Davis Model HVM100 Serial Number 00103 Certificate of X Ws Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB ref
5. WYUNUSOUYWNHNERHHOOO OO A Technician Craig Test Date Dec 03 1999 HVM100 Manual D 9 Larson Davis Model HVM100 Serial Number 00109 Certificate of X Wg Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 79 6 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Wg weighted 60 dB gain Direct input was then electrically tested as specified in BS 6841 1987 Attenuation dB 3 162 10 00 Frequency Hz Freq Hz Theor Measured Error LD Tolerance Freq Hz 26 9 00 51 16 98 01 31 94 This instrument is in compliance with BS 6841 1987 for Type 1 human vibration meters when used with a Type 1 accelerometer Technician Craig Test Date Mar 23 2000 D 10 HVM100 Manual Larson Davis Model HVM100 Serial Number 00106 Certificate of X Wh Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerome
6. egere ire ente deret EER E EEEa 9 5 ite eH eO DB oerte 9 5 F Frequency range SR ih derer tei PROB 1 6 Frequency Weighting Curves ses eS Ite de ee ette deg A 8 Fa Elat 0 4 Hz to 100 eee e eene AOA ee eee ends A 8 Fb Flat 0 4 Hz to 1260 HZ siete tob eie emiten ett reete medie tete A 9 Fc Flat 6 3 Hz to 1260 Hz Wh and 5 nennen ener A 12 WB Whole Body cre etie te Reiter ete e e ree idee A 15 We Wd We Wj and Wk ere e et En HER Ire irren A 13 Frequency weighting Selections eiecit ei RU 1 10 G se tl is E ett ve A Ais Nee needs Mee tunm 4 2 General Characteristics uie E oe e eR e REUS 1 H Hand Arm E Sa Pee ee ehe doa enis eR eles ete 1 10 Hand Arm Mode Weighting oreet eiie sedes eet e aei eei 2 9 Handshaking steer be IR en pae dp eU e Le ares 3 8 Headers een oue Repente tette ism ye te tie 3 11 History Key onse ee ie as IERI ee e Ud eben d 7 3 iii ii Index HVM100 Manual Eh midity etnia ene petentem aaa A 2 Hyperterminal eroi rt teen rae pet een idees tete dd ate dyes edd 5 1 I accelerometers 5 cepe e pt e d a ee deett 1 5 ICP Input eet tee iri tet ie e etc tee ane A 5 Indexed Menu Punction 2 n eerte tee ERR e DEI e RH 2 3 Installing new batteries iE etr dhl nei nibs OPER DIU rM Td etis 8 1 Tite SATION 55e eeepc rH e Deben o a OE OR peli
7. hancdle z zmammer 1 z ADPOSOA 041P Proto1 Z plastic tip 1 s amp 0 00 5 00 Hz 1600 00 100 Manual Measurements 10 4 ADP081A SEN041 Frequency Response Function X Y and Z 14 FRF handle x xshammer 1 x ADPOS14 041P Proto1 X plastic tip JB FRF hancle Y Mamm Y ADPOSG1 041P Proto1 Y plastic tip 1 FRF handle Z Z hammer 1 Z ADPOS14 041P Proto1 Z plastic tip 2 E 0 01 0 00 5 00 Hz 1600 00 HVM100 Manual Measurements ADP082A SEN041 Frequency Response Function X Y and Z 1 00 FRF handle x xshammer 1 x ADPOS24 041P Proto1 X plasticl tip 1 FRF handle mammer 1 Y ADPOS24 041P Proto1 Y plasticl tip 1 handle Z Zhammer 1 Z ADPOS24 041P Proto1 Z plastici tip 1 Amplitude 0 01 1 L 1 L 1 1 1 1 4 1 1 1 1 1 9 00 1600 00 10 6 Measurements HVM100 Manual APPENDIX Specifications Specifications are subject to change without notice Numerical values given are typical Refer to specific calibration or test results for accurate data on a specific unit General Characteristics Type Precision The Larson Davis HVM100 Human Vibration Meter is a Type 1 instrument designed for use in assessing vibration as perceived by human beings The instrument meets the requirements of ISO 8041 2005 E including Amendment 1 1999 E Additionally the current ISO 8041 2005 standard and therefore 100 is compatible wit
8. Command Parameter Setting S8 Report Header 2 1 to 16 characters S9 i Baud Rate i 0to3 0 2400 1 9600 2 38 4k 3 115 2k Mode Specific Parameters NOTE The baud rate change takes effect immediately after the OK response from the HVM100 The following parameters are dependent on which operating mode is selected Command Parameter Vibration Whole Body S20 i Operating Mode i 0to2 i 0to2 i 0to2 0 Vibration 0 Vibration 0 Vibration 1 Hand Arm 1 Hand Arm 1 Hand Arm 2 Whole Body 2 Whole Body 2 Whole Body S21 i Detector Rate i 0to7 i 0to7 i 0to7 0 Slow 0 Slow 0 Slow 121 1 1 121 227 222 2 22 325 3 5 3 5 4 210 4 10 4 10 5 20 5 20 5 20 6 30 6 30 6 30 7 60 7 60 7 60 HVM100 Manual System Parameters Q s and S s C 3 Command Parameter Vibration Hand Arm Whole Body 22 i Gain X 1 0103 1 0103 1 0103 0 0 0 0 020 1220 1220 1220 2 240 2240 2240 3 60 3 260 3260 523 1 Gain Y i 0to3 i 0to3 i 0to3 0 0 0 0 020 1220 1220 1220 2240 2240 2240 3 60 3 260 3260 524 i Gain Z 120to3 1 0103 1 0103 0 0 0 0 0 0 1 20 1 20 1 20 2 40 2 40 2240 3 60 3 60 3 60 S25 Reserved S26 Reserved S27 Reserved S28 hh Store Time Hour hh 00 to 99 hh 00 to 99 hh 00 to 99 529 mm Store Time Min mm 01 to 59 mm 01 to 59 mm 01 to 59 ute S30 i Accelerometer 1 0102
9. Step 5 Use ther and 1 arrow keys again to move to the next position When you move to the next posi tion the HVM100 will start you from where you left off i e if you entered an F in the first posi tion when you move to the next position you will be starting from the F on that position Step 6 Hit the c key or move to the next menu item to accept the change Anytime you have made a change the change will automatically be accepted Menu Navigation HVM100 Manual Indexed Menu Function HVM100 Manual even if you don t hit the check key You can accept the change just by moving to another section of the HVM100 The following is an example of how to make a change to an indexed menu item An item that has a specific list of choices Step 1 Go to the setting you wish to change Step 2 Press the c key to place the HVM100 in the mod ify mode The selection will begin to blink Step 3 Use the l and r arrow keys to scroll through the selections in the menu Step 4 When you come to the selection you desire stop scrolling Menu Navigation 2 3 Step 5 To accept the change either hit the c key or move to the next menu item or to another part of the HVM100 Key Board Functions The keyboard on the front of the HVMIOO is the main interface to the instrument The keyboard consists of 11 dedicated function keys 4 arrow keys and the check key LARSON DAVIS 00 STORE HISTORY D
10. Example Chart recorder output monitoring the DC output with an averaging time of 60 seconds The AC output will produce a signal from 0 0 5 Volt RMS The scale of the DC output is typically 5 mV dB The level typically varies between 0 Vdc to 1 0 Vdc 9 6 External Power Connection HVM100 Manual Pinout The AC DC output connector is a 5 pin switchcraft connector located on the bottom edge of the instrument The pinout is as follows Description 1 Ground 2 X Axis AC DC Output 3 Y Axis AC DC Output 4 No Connection 5 Z Axis AC DC Output The signal that is output on each pin is selectable for each channel The selections are the same for each channel We will list the X channel selections however the available selections will be the same for all operating modes as well HVM100 Manual External Power Connection 9 7 External Power Connection HVM100 Manual CHAPTER Adaptor Resonances In this chapter are presented frequency response function data for adaptors ADPO80A ADPO81A and ADP082A as required by ISO 8041 2005 Conclusion Experimental measurements indicate no resonances within the Wh frequency range for the adaptors ADPO80A ADPO081A and ADP082A Mechanical Specification Unit ADPO80A ADPO8IA ADP082A Total Mass of Vibration Sensor amp Mount ounces 0 67 19 0 74 21 0 35 10 ing System including sensor adapter amp grams mounting scr
11. CF Summed Instantaneous Acceleration Keay 001 Kya O1 1 091 a y f instantaneous summed acceleration Ay lt a 1 a 1 X Y and Z axis instantaneous acceleration K K X Y and Z axis Sum Factors The HVM100 uses the formula above to calculate the instantaneous summed acceleration a 5 t This value is then used to calculate a sum quantity for the A ns Aea Peak VDV and other metrics rms eq B 4 Table of equations HVM100 Manual APPENDIX Serial Interface Commands The HVM100 is equipped with a serial port for communica tions with any standard RS 232 device The most common use for this interface would be to either print or to create a custom software program that can interface with the HVM100 The following is a list of commands and their descriptions to assist a programmer in communicating with the HVM100 Setup and Query Commands Syntax for setup commands The setup query commands are used to control the settings and query the status of the HVM100 parameters The first 20 commands S1 S19 and Q1 Q19 are reserved for system parameters System parameter settings remain the same regardless of the operating mode The remaining commands S20 S99 and Q20 Q99 are for mode specific parame ters Mode specific parameter selections can vary based on the selected operating mode Setup commands can be sent at any time If the HVM100 is running and c
12. HVM100 Manual The connector pinout is as follows Positive Negative Using External Power Positive Negative 8 5 Using External Power HVM100 Manual CHAPTER Connections on the HVM100 There are 4 connectors located on the outside case of the HVM100 The Serial Port input connector external power connector and AD DC Output connector External Power Serial Port Input Connector Top connectors on HVM100 AC DC Output Connector Bottom connectors on HVM100 HVM100 Manual Connections on the HVM100 9 1 Serial Interface Port Pinout The serial port is used for communicating with the HVM100 The serial port also provides the printer connection The pinout is as follows Pin Num Description ber 1 RTS Request To Send 2 CTS Clear To Send 3 TXD Transmit Data 4 Ground Signal Ground 5 RXD Receive Data 6 Ground Signal Ground 7 No Connection 9 2 Serial Interface Port HVM100 Manual Pin Num Description ber 8 N C No Connection The shell of the connector is connected to the Case Shield Ground Cables Used The standard cable used with the HVM100 is the 006 This is a serial connection cable and can be used when communicating through software or printing to a Hyperterminal connection HVM100 Manual Serial Interface Port 9 3
13. eee B 2 Running RMS Acceleration EXPONENTIAL eee B 3 Vibration Dose enne a nene B 3 Maximum Transient Vibration Value esee B 3 Minimum Transient Vibration Value B 3 Long Term Maximum Peak esee eee B 3 Short Term Maximum Peak enne e enne B 4 Long Term Factors B 4 Short Term Crest Factor vcs ertet Eire eem ete ce vore bete a B 4 Summed Instantaneous Acceleration esee B 4 Appendix C Serial Interface Commands C 1 Setup and Query Commands essent C 1 Syntax for setup eene ent C 1 Syntax for Query commands eese eene ene C 2 System Parameters Q s and 55 e C 2 Mode Specific Parameters 0 0 0 0 eee esessececseceseceeceseeseceseeeeeeeseseseaseaessaesaeenees C 3 Read Data Conimands ete e eee RE C 9 Read Time History enne C 10 Control Commands o a tette a C 12 Appendix D Frequency Response Curves D 1 Appendix E Miscellaneous Information E 1 DC Output Calibration ote teet tee nter re reete ning E 1 AC DC Outputs ieee fe S ena ue aO E 3 epar tei E EHE E UIN UE teens tt E 3 AC Output notan E eU a Ie RR ee E 4 HVM100 Manual li v Typical Measurement Ra
14. 3 RESET SETUP RANGE TOOLS age 6 3 Step 3 The Store File screen will appear The number in the bottom right of the screen is referring to the file register where the data will be stored Step 4 Use the u and d arrow keys to select the desired file register Step 5 Press the 1 arrow key to scroll over to the naming section of the screen You can now enter a name for the data file Use the u and d arrows to select characters for the positions and the r and arrow keys to move to the different positions NOTE To purge all data files go to the Step 6 Press the c key The current data has now been Tools menu use the u and d arrow keys stored in the selected register The data file will to select the Erase All Files selection also contain all of the setup information that corre Press the c key use the r arrow key to sponds to that data file When the data file is change the selection to Yes and press the recalled all of the setup information can also be c key again viewed The data can now be reset and the stored data will not be lost To recall a data file into the current memory see the next section on the RECALL key Temporary Data Storage File Register 00 File register 00 is normally used as a temporary data storage location For example if there is un stored data in the HVM100 and the off key is pressed the following screen will appear
15. 8 s 7 8 Data Key HVM100 Manual Additional Data view screens for Whole Body Mode Note that both the points accumulated during the test and the 8 hour equivalents are limited to 4 characters To prevent erroneous data from being displayed i e 20456 appearing as 0456 the value will never be allowed to exceed 9999 The saturation condition is indicated by the colon changing to a greater than symbol as shown to the right The Vibration Dose Value and run time are displayed on the first line The value units frequency weighting and channel are displayed on the second line Short Term Crest Factor is shown on the first line the Long Term Crest factor is reported on the second line The Frequency weighting and channel are also reported NOTE The vibration dose value VDV Please see the specifications appendix for further informa specified by ISO 8041 2005 and calcu tion regarding specifics of all measured values lated by the HVM100 has units of m s The HVM100 is also capable of display ing VDV cm s ft s or in s using the Display Units parameter However if Display Units are set to g or dB the VDV becomes an undefined quantity Therefore if the display units are g or dB the HVM100 will display a series of dashes for the value NOTE The Short Term Crest factor CF is not calculated if the Averaging Time setting is SLOW HVM100 Manua
16. Select No to turn off the HVM100 without saving Select Abort to cancel the request to turn off Select Yes to 6 4 STORE Key HVM100 Manual store the HVM100 s current data and setup in file register 00 and then turn off Data Storage File Registers 01 thru 99 Once all files have been purged see chapter 3 Tools Menu automatic and manual storing of files begins with file register 01 For example if all files have been purged and there is data in the HVM100 pressing the DATA key followed by the STORE key will cause the following screen will appear note the file register shown will be 01 If all files have been purged and the Auto Store feature is enabled see chapter 2 Getting Started the HVM100 will automatically store the first file in file register 01 The second file will be automatically stored in file register 02 and so on until all 99 file registers are full Preserving the File Counter At Power Off HVM100 Manual The file counter which keeps track of the last file register used is saved when the HVM100 is turned off For example suppose you store 10 files in file registers 01 thru 10 Then you turn off the HVM100 When the HVM100 is turned on again if you try to store data the HVM100 will prompt you to store data in file register 11 which is the next empty file register see screen below A separate counter is used when you recall files For example suppose you recall and view
17. Technician Craig Test Date Dec 03 1999 HVM100 Manual D 3 D 4 Attenuation dB Larson Davis Model HVM100 Serial Number 00103 Certificate of X Fc Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Fc weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E 40 0 794 2 512 7 943 25 12 79 43 251 2 794 33 2512 7943 25120 Frequency Hz LD Tolerance Hz Theor ooooooo SCOSCCOKWAUOUAWHSSOSSOSOO gt gt gt RR OOOO Craig Test Date Dec 03 1999 HVM100 Manual Larson Davis Model HVM100 Serial Number 00103 Certificate of X WB Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response WB weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E t tz 9 4
18. This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the u and d arrow keys to navigate through the menu items NOTE To change the Store Time param eters press the c key use the u and d arrows to select the desired value and then use the r and l arrows to move to the next position Once all positions are set press the c key or move to any other part of the HVM100 to accept the entry Auto Store Hint The Store Time selection works in conjunction with the Auto Store setting The Auto Store setting will allow you to automatically store measurement data at a rate indicated by the Store Time The Store Time can be set from 1 minute to 99 hours This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the u and d arrow keys to navigate through the menu items NOTE The data memory in the HVM 100 is a non volatile EEPROM chip Even if the batteries go dead for an extended period of time the stored setups and data will be retained NOTE To view each selection first press the c key and then press the r or arrow key to scroll through each selection HVM100 Manual The Auto Store function in the HVM100 will allow you to store data over time The Store Time is the rate at which the data will be stored At the end of the store time the Auto Store function will store any history data that has been collected as well as the overall data from all
19. Transducer Connection The transducer connection is the input connection into the HVM100 It is located on the top of the HVM100 case The connector used is a standard 4 pin LEMO connector Pinout The pinout is a follows Description 1 Z Axis input 2 Y Axis input 3 X Axis input 4 Ground 9 4 Transducer Connection HVM100 Manual External Power Connection The HVM100 can also operate on 7 to 30 Volts DC external power The external power connector is on the top of the HVM100 Pinout The connector pinout is as follows Positive Negative Positive Negative Larson Davis Adapter The power supply normally used with the HVM100 is the Larson Davis PSA027 This is a switching power supply that will operate on 90 to 260 Volts AC returning 12 Volts DC HVM100 Manual External Power Connection 9 5 AC DC Output Connector AC output is useful for frequency analysis by an external analyzer or for recording in a tape recorder The DC output is useful for a chart recorder or to measure the voltage proportional to the RMS or peak value The DC output is updated according to the averaging time If the averaging time is set to slow the signal on the DC output pin for the selected channel will be updated once per second If the averaging time is set to 60 seconds the signal on the DC output pin for the selected channel will be updated once every 60 seconds
20. AC Bandlimit 2 DC rms 2 DC rms 2 DC rms 3 DC min 3 DC min 3 DC min 4 DC max 4 DC max 4 DC max 5 DC peak 5 DC peak 5 DC peak 6 DC rms x 6 DC rms 6 DC rms 7 DC min x 7 DC min x 7 2 DC min x 8 DC max x 8 DC max x 8 DC max gt 9 DC peak x 9 DC peak x 9 DC peak x S43 i Auto Store i 0to2 i 0to2 i 0to2 0 Off 0 Off 0 Off 1 On 1 On 1 On 2 AutoStop 2 AutoStop 2 AutoStop S44 1 History Value i Otol i Otol i Otol 0 None 0 None 0 None 1 Peak 1 Peak 1 Peak S45 Setup File Name 1 tol2 1tol2 1tol2 characters characters characters HVM100 Manual System Parameters Q s and S s C 7 Command Parameter Vibration Hand Arm Whole Body S46 Sensitivity X n nnnetnn n nnnetnn Sensitivity of Sensitivity of Sensitivity of Enter command accelerometer accelerometer accelerometer as S46 n nnne nn Units Units Units mV g for Direct mV g for Direct mV g for Direct and ICP and ICP and ICP pC g for Charge pC g for Charge pC g for Charge S47 Sensitivity Y Sensitivity of Sensitivity of Sensitivity of Enter command accelerometer accelerometer accelerometer as S47 n nnnetnn Units Units Units mV g for Direct mV g for Direct mV g for Direct and ICP and ICP and ICP pC g for Charge pC g for Charge pC g for Charge S48
21. One second resolution Format hh mm ss Maximum run time 99 59 59 2 AA 1 5V alkaline batteries Typically operates for 12 hours Charge Direct modes Battery life is reduced to approximately 4 hours when using ICP accelerometers External Power 7 30 volts DC Width 3 25 inches 8 3 cm Length 6 0 inches 15 2 cm Depth 1 0 inches 2 5 cm Weight 9 8 ounces 279 grams including batteries General Characteristics A 3 Declaration of Conformity PCB Piezotroncs Inc declares that Product Name Human Vibration Meter Model HVM100 The Model HVM100 Human Vibration Meter complies with the European Community EMC Directive 2004 108 EC and also with the Low Voltage Safety Directive 2006 95 EC by meeting the following standards EC 61326 1 2005 Electrical equipment for measurement control and laboratory use EMC requirements Part 1 General requirements EC 61000 4 2 2008 Electrostatic discharge immunity test 4kV contact ESD and 8kV air ESD Performance Criteria B 1 61000 4 3 2006 with am1 2007 Radiated radio frequency electromagnetic field immunity test 26 to 1 000 MHz at 10 V m 1 4 to 2 0 GHz at 3 V M and 2 0 to 2 7 GHz at 1 V M all with AM 80 1 kHz A lt 6 from 1 g Performance Criteria A IEC61000 4 8 2009 Power frequency magnetic field immunity test 80 A m 50 60 Hz A lt 3 from 1 g Performance Criteria A CISPR 11 2009 Industrial scientific and medical equipment
22. Peak Aeq Arms with optional Peak CFmp CF VDV PE Reference Acceleration The reference acceleration for displaying data in dB is 10 m s the user can also select a reference of 10 m s see section 4 3 of the manual for an explanation of how to select the reference acceleration A 6 General Characteristics HVM100 Manual Reference Calibration Frequency Operating Mode Frequency Weighting Reference Calibration Frequency Vibration Fa 0 4 Hz to 100 Hz Ws Severity Fb 0 4 Hz to 1250 Hz Fe 6 3 Hz to 1250 Hz 7 96 Hz 79 6 Hz Hand Arm Wh 79 6 Hz Whole Body Wm Wb Wc Wd We We Wj Wk 7 96 Hz Reference Calibration Vibration HVM100 Manual The reference calibration vibration is 1 m s General Characteristics A 7 Frequency Weighting Curves Fa Flat 0 4 Hz to 100 Hz Freq Hz Freq Hz Fa dB Tolerance Nominal True dB 0 100 0 1000 24 10 2 00 0 125 0 1259 20 12 2 00 0 160 0 1585 16 19 2 00 0 200 0 1995 12 34 2 00 0 250 0 2512 8 71 2 2 0 315 0 3162 5 51 2 2 0 400 0 3981 3 05 1 1 0 500 0 5012 1 48 1 1 0 630 0 6310 0 65 1 1 0 800 0 7943 0 27 1 1 1 00 1 000 0 11 1 1 1 25 1 259 0 04 1 1 1 60 1 585 0 02 1 1 2 00 1 995 0 01 1 1 2 50 2 512 0 00 1 1 3 15 3 162 0 00 1 1 4 00 3 981 0 00 1 1 5 00 5 012 0 00 1 1 6 30 6 3
23. The Frequency weighting and channel are also reported The 8th screen shows the Allowed Exposure Time based on the measured A 8 value and a criterion level of 2 8 m s The 9th screen is the Points display for the Hand Arm Mode before taking a measurement It will appear as shown to the right before taking a measurement The display axis automatically switches to Sum sigma If the user scrolls back out of this display the HVM100 remembers what the display axis was and restores it The bar at the top right indicates that the meter is stopped While taking a measurement the Points display for the Hand Arm Mode will appear as show to the right The measurement time appears on the top line the number of points accumulated during the test period is displayed on the lower left 2 in this example and the 8 hour equivalent is displayed on the lower right as indicated by the 8 Both fields are limited to four characters The black rectangle indicates that the measurement is in progress HVM100 Manual Data Key 7 7 Additional Data view screens for Hand Arm Mode When the measurement is finished the Points display 0 01 00 l for the Hand Arm Mode will appear as show to the right vi The bar symbol in the upper right changes to the s 8 standard stopped symbol Note that both the points accumulated during the test 0 01 00 and the 8 hour equivalents are limited to 4 char
24. When this product reaches its end of life please recycle the product through a local recycling center or return the product to PCB Piezotronics Inc Attn Recycling Coordinator 1681 West 820 North Provo Utah USA 84601 1341 where it will be accepted for disposal Table of Contents Chapter1 Introduction 1 1 About This Manual teen eni teret ed eee 1 1 ACCES ONES E oen UHR DI UO UE e 1 3 Standard ACCeSSOTIeS e iet Hehe ERE een ea 1 3 Optional Accessories 1 3 Transducers eR 1 3 Cahbrator ieo tei e RERO Den enm eap 1 3 oed one eene ee a 1 3 A daptors s esie og REPRE ERE RE D PE ep HE 1 4 nene ese ee T 1 4 Power Supply iveescaicisccuscecticsesseesiheces he citoeceepessteantteriavsegvetiieenetedeeaeauahiees 1 4 SO tWATe Shee m eg ili as ok 1 4 Selecting the Proper Transducer eseeseeeeeeeeeeneen rennen 1 5 Triaxial Accelerometers ie eite her e eb eR 1 7 Single Axis Accelerometer eese ener 1 9 Modes of Operation rneer efe e eet ie Ede e 1 10 Frequency Weighting Selections eseeeeeeeeeeeeneeene enne 1 10 Band Litmiting Filters ie ec tenete ir oreste edere tects 1 11 Chapter 2 Getting Started 2 1 Switching 100 nee pe dete Er eene eode te Ieri 2 1 Menu N vigatlon ee ERES UR Ee NEED ERN 2 1 Alpha Numeric Menu Function essere
25. e o eo egere Ue A 20 Vibration do do A 21 Whole Body WB oie eee tt eter he eite steer dt pen EET r A 23 MG es eee Cg atr ive PIRE e ERR ep Ne ours oe A 24 Whole Wd We b aare ri ORC rink ESSEE ed A 25 Wbole Body Weg IRSE PERIERE A 26 HVM100 Manual Index lii v AE anderen ad toate oat ae fr A 27 U Under Range indicators 5 Ro egere pee eret peser t ee ui I E EUR sp evebenbeneuye 7 2 one ee Dee nte ne edt 3 2 Using External POoWet eco ftii hi aaa e eet eA Mao A ge lets 8 4 V Vibration Ea 04 Hz to 100 Hz ERE Be A i ee ae 1 10 Fb 0 4 Hz to 1250 HZ i oett reete m eme Or eei ire dete RE 1 10 Wis Severlty ds tec AeA petii ipee Ene RIED 1 10 Vibration Mode Weiphting iuo nete teet pen ie re et e RC UE een 2 8 VibrationFc 6 3 Hz to 1250 HZ ccc ececcccsssececseceeesseecessececscecesececssaescsaeeeeaeecseeeeessnseeeeeseseeaeess 1 10 MA GNPABPEICEEEE 7 1 Viewing Time Enstory svi nea Ier pO Uem pepe niue epe a de 7 5 W Weight oe eet Repo dde E edi rte eio RUD A 3 Whole Body WB Wc Wd We WE Wy eR teens 1 10 Whole Body Weighting Mode 5 6 pee eet ute rete epe peer 2 9 iii vi Index HVM100 Manual Total Customer Satisfaction Guaranteed ARSON DAVIS 3425 Walden Avenue Depew NY USA 14043 Phone 716 926 8243 Toll Free 888 258 3222 A PCB PIEZOTR
26. 1 0102 1 0102 0 Direct 0 Direct 0 Direct 1 ICP 1 ICP 1 ICP 2 Charge 2 Charge 2 Charge C 4 System Parameters Q s and S s HVM100 Manual Command Parameter Vibration Hand Arm Whole Body 531 1 Display Units i Oto5 i Oto5 i Oto5 0 m s 0 2 m s 0 2 m s 1 cm s 1 cm s 1 cm s 2 ft s 2 ft s 2 ft s 3 in s 3 in s 3 in s 4 g 4 g 4 g 5 dB 5 dB 5 dB S32 i Integration i 0to2 Not Used Not Used 0 None 1 Single 2 Double S33 Reserved S34 nn Sum Factor nn 00 to 99 nn 00 to 99 nn 00 to 99 Kx Stored as tenths Stored as tenths Stored as tenths i e 23 2 3 i e 23 2 3 i e 23 2 3 S35 nn Sum Factor nn 00 to 99 nn 00 to 99 nn 00 to 99 Ky Stored as tenths Stored as tenths Stored as tenths i e 23 2 3 i e 23 2 3 i e 23 2 3 S36 nn Sum Factor nn 00 to 99 nn 00 to 99 nn 00 to 99 Kz Stored as tenths Stored as tenths Stored as tenths i e 23 2 3 i e 23 2 3 i e 23 2 3 S37 i Weighting X i 0to3 Not Used i 5to 12 Only Wh 0 Ws weighting is 5 Wm 1 Fa available 6 Wb 2 Fb 7 Wc 3 8 Wd 9 We 10 Wg 11 Wj 12 Wk HVM100 Manual System Parameters Q s and S s C 5 Command Parameter Vibration Hand Arm Whole Body S38 i Weighting Y 1 0to3 Not Used i 5toll Only Wh 0 Ws weighting is 5 1 available 6 Wb 2 Fb 7 2Wc 3 Fc
27. 2000 98 2098 H1 History Month mm 01 to 12 H2 History Day dd 01 to 31 H3 History Hour hh 00 to 23 C 10 Read Time History Commands HVM100 Manual Command Parameter Settings H4 History Minute mm 00 to 59 H5 History Second ss 00 to 59 H6 Number of Samples 000 to 239 H7 Number of Wraps Returns the number of times the buffer has been completely filled After the buffer is filled new data is simply written over the existing data i e the buffer always contains the last 240 samples or 120 samples if Peak is also stored HVM100 Manual 1 Running 0 stopped 1 Paused 0 Not Paused 1 File Data 0 Not Paused 1 is currently overloaded 1 Y is currently overloaded Z is currently overloaded L1 Xis currently overloaded since reset 1 Y is currently overloaded Z is currently overloaded Read Time History Commands C 11 Control Commands Command Description Notes MO Status This command returns 3 ASCII bytes separated by commas i e byel byte2 byte3 For example for a status of 4 3 7 the 4 indicates that the currently available data currently dis played data is file data The 4 also indicates that a pause did not occur during the time the data was collected Finally the 4 also conveys that the instrument is currently stopped The 3 indicates that the X and Y channels are cur
28. 40 94 65 97 40 94 65 97 40 94 65 97 60dB 23 41 dB 19dB 23 41 dB 19dB 23 41 dB 19 dB 33 74 58 77 33 74 58 77 33 74 58 77 Notes 1 The data in the above table was obtained by electrically testing the HVM100 HVM100 Manual Frequency Weighting Curves A 21 Hand Arm Wh Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBuV dBuV dBuV 0 dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 54 114 79 117 Note 1 54 114 79 117 Note 1 54 114 79 117 40dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 34 94 59 97 Notel 34 94 59 97 Note 1 34 94 59 97 60dB 10 54dB 32dB 10 54dB 32dB 10 54dB 32 dB 20 74 45 77 20 74 45 77 20 74 45 77 Notes 1 Under Range The noise floor is below the measurement range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the HVM100 A 22 Frequency Weighting Curves HVM100 Manual Whole Body Wm Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBuV dBuV dBuV 0 dB See 60dB 38dB_ See 60dB 38dB See 60dB 38dB Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20dB See 60dB 38dB_ See 60dB 38dB
29. 4000 3981 20 04 68 01 2 36 00 4 4 5000 5012 24 02 73 98 2 00 44 00 4 00 6300 6310 28 01 79 97 2 00 52 00 4 00 8000 7943 32 00 85 97 2 00 60 00 4 00 10000 10000 36 00 91 97 2 00 68 00 4 00 Wb Wc and Wd Frequency Weightings HVM100 Manual Freq Hz Freq Hz Wb dB Wc dB Tolerance Nominal True dB 0 100 0 100 32 04 24 10 24 09 2 00 0 125 0 1259 28 20 20 12 20 12 2 00 Frequency Weighting Curves A 13 Freq Hz Freq Hz Wb dB Wc dB Wd dB Tolerance dB Nominal True 0 160 0 1585 23 98 16 19 16 18 2 00 0 200 0 1995 20 23 12 34 12 32 2 00 0 250 0 2512 16 71 8 71 8 68 2 2 0 315 0 3162 13 51 5 51 5 47 2 2 0 400 0 3981 10 98 3 05 2 98 1 1 0 500 0 5012 9 53 1 47 1 37 1 1 0 630 0 6310 8 71 0 64 0 50 1 1 0 800 0 7943 8 38 0 25 0 08 1 1 1 00 1 00 8 29 0 08 0 10 1 1 1 25 1 259 8 27 0 00 0 06 1 1 1 60 1 585 8 07 0 06 0 26 1 1 2 00 1 995 7 60 0 10 1 00 1 1 2 50 2 512 6 13 0 15 2 23 1 1 3 15 3 162 3 58 0 19 3 88 1 1 4 00 3 981 1 02 0 21 5 78 1 1 5 00 5 012 0 21 0 11 7 78 1 1 6 30 6 310 0 46 0 23 9 83 1 1 8 00 7 943 0 21 0 97 11 87 0 10 0 10 0 0 23 2 20 13 91 1 1 12 5 12 59 0 85 3 84 15 93 1 1 16 0 15 85 1 83 5 74 17 95 1 1 20
30. DC Connector Output Connector eese enne entente nennen tree 9 6 AC DC Output Settings Hee ES ee EH 3 7 ACIDE Outputs rra io eer eet tete e RE e UR ER te tees E Pc bo aiee d E 3 Accelerometer Selection tete ete iet eee petet area el per PE 1 5 Accelerometer Type eee soit E ER ERE UNE es Rr eee ete eR HER 3 1 Adaptor Frequency seisseto e reure 10 1 Alpha Numeric Menu f nctlOn s uei Recette AREA E E eae an eye REA 2 2 Auto Range evecta ot PROP BAA ee ae eden d de 4 1 B Band Limitin Filters oni eer pto e eco eei i i le ee cot erede me eie 1 11 Batteries oe Se eee ERR RTI aed RUP deep E ae hee 8 1 boram PE 8 1 Baud Rates sess seit eehUpOPEO EPI eee e a ROB Im 3 8 minu Ee aum UR ei 4 2 Calendar errant ER OP REP FREU E PTT EIFE ERR A 3 Cala rat Ome EE 4 3 Calibration Frequency 4 pete Doe poner pU Ope UO OO Pere atte A 7 Calibration Vibration SER REESE YER A 7 Ch aracteristiCS oit Te OPER EO ERRAT eR RE REO HERE Se er A 1 Charge Input ego ER UR een du di eie AOR CRISES A 6 Charge mode sensors ires teme imn cuss CREER RUE DIRE OR rper enirn reat 1 5 Checking Battery Voltage Eon cr cU e ep te ette 8 1 Clock A 3 Connections AC DC Output Connector 5 mp ete tei e d ere e eei 9 1 External e EE 9 1 Comme
31. See 60dB 38 Note 1 54 114 79 117 Note 1 54 114 79 117 Note 1 54 114 79 117 40dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 34 94 59 97 Note 1 34 94 59 97 Note 1 34 94 59 97 60dB 14 50dB 28dB 14 50dB 28dB 14 50dB 28dB 24 74 49 77 24 74 49 77 24 74 49 77 Notes 1 Under Range The noise floor is below the measurement range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the HVM100 HVM100 Manual Frequency Weighting Curves 23 Whole Body Wc Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBuV dBuV dBuV 0 dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 54 114 79 117 Note 1 54 114 79 117 Note 1 54 114 79 117 40dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 34 94 59 97 Notel 34 94 59 97 Note 1 34 94 59 97 60dB 13 51dB 29dB 13 51dB 29 4 23 41dB 19dB 23 74 48 77 23 74 48 77 33 74 58 77 Notes 1 Under Range The noise floor is below the measurement range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the HV
32. Sensitivity Z n nnne nn n nnnetnn n nnnetnn Sensitivity of Sensitivity of Sensitivity of Enter command accelerometer accelerometer accelerometer as 548 Units Units Units mV g for Direct mV g for Direct mV g for Direct and ICP and ICP and ICP pC g for Charge pC g for Charge pC g for Charge S49 Cal Level n nnnetnn Output level of Output level of Output level of Enter command calibrator calibrator calibrator as 549 Units g Units are g Units are g S50 i Print History i Otol i Otol i Otol 0 No 0 No 0 No 1 Yes 1 Yes 1 Yes C 8 System Parameters Q s and S s HVM100 Manual Command Parameter Vibration Hand Arm Whole Body 551 1 dB reference i Otol i Otol i Otol 0 1 05 m s 2 0 1 05 m s 2 0 1e 05 m s 2 1 1 06 m s 2 1 1 06 m s 2 1 1e 06 m s 2 52 i Exposure re Not applicable to i2 0to2 Not applicable to Hand Arm this mode but 0 2 2 8 m s 2 this mode but Exposure action can be set or read 1 2 2 5 m s 2 can be set or read value 2 5 0 m s 2 Read Data Commands NOTE An R1 command returns the fol lowing data Larson Davis HVM100 nnnnn rev x xx nnnnn is the 5 digit serial number and x xx is the firmware revision Not to be confused with Rx1 Ryl Rzl or Rsl The read commands are used to read data from the data buf fer The syntax for a read command is Renn The c ind
33. Y and Z The Calibrate Y and Calibrate Z displays are located just below the Calibrate X display From the Calibrate X display press the d arrow key once to get to the Calibrate Y display and press the d arrow key again to get to the Calibrate Z display NOTE If the integration setting is set to single or double the HVMI100 will not calibrate using a calibrator Specifically the Cal Level Calibrate X Calibrate Y Calibrate Z menu items will not be displayed This setting is in the Range menu To access the Range menu press the RANGE key and then use the u and d arrow keys to navigate through the menu items NOTE To change the Sensitivity param eter press the c key use the u and d arrows to select the desired value and then use the r and l arrows to move to the next position Once all positions are set press the c key or move to any other part of the HVM100 to accept the entry Note the sensitivity values are entered using scientific notation e g a transducer with a sensitivity of 100 2 mV g would be entered as 1 002 mV g 4 4 Another method of calibrating the HVM100 is to use the published sensitivity of the accelerometer This is accomplished through the Sensitivity menu item To enter the sensitivity of the accelerometer go to the menu item for the desired channel Press the c key to enter the change menu use the r and l arrow keys to select the position you wish to change and the u and d arrow keys
34. ctor oit etr DREROTOU OUO HE eO DUE EEERENEE 9 1 Seral POrts wis THEE 9 1 Connections on the HVMT1O00 5 inttr eie tert iiem 9 1 amp EE 3 S 7 6 Data Storage A ee ete etes A 3 HVM100 Manual Index iii i BB ese 1016 1D 0 0 Ur er eer 3 12 DC OUtPUL 3 7 E 3 DE Output Calibrations sv e re ee as ER e RE E E 1 Declar aton of Conformity Rete petet be te PERCHE REED IE ds A 4 Digital Display SI etum eri ee EA ee Re A 3 dte e e de pti e ere pi bd eese og A 3 Direct Input ie he eae Beh SS a cad ea E A 5 Display Units ett e n aee mte rette eere eei imet 3 2 E Effects of Humidity a aaa ENERO OR tr ER RTT A 2 Effects of Magnetic Fields E ER e rr er EIER ER er MER ERR e E A 2 Effects of Mechanical Vibrations spse isisisi eserse tre Siret ribi A 2 Effects of Temperatures recette eee ei e ege EXE Eee EORR ep eb ce ae arte Serene A 2 E 2 El ctrical Impedance nien tenrentio ete em ped ee ute PERDRE A 5 Erasing PES C M 3 9 Era sing Setups pet tS Oe rec a P orc ne e per siens 3 10 External oer tte rice eg itte ste cb aca an cds cepe cree Ee Rb ERR 8 4 External Power Connection ee eso Pep ene roe aterert 9 5 Larson Dayvis adapter 5
35. enne 2 2 Indexed Menu Function 2 3 Key Board Funct ons sete teet te testet re bes be E eee haa 2 4 Setup Key coepere REM Rue 2 4 Mode SeleGtion ite eT eR e rtp 2 5 Averaging Time CDD ORE nera 2 5 Time History Settings eiecti e Here eee e eei cine gen 2 6 Store TUM PE 2 7 A to Store co ER UGUU EGO St eel 2 7 2nd Estofy dene Rio Olei o terne stem 2 8 Vibration Mode Weighting essere 2 8 Hand Arm Mode Weighting eese enne 2 9 Whole Body Weighting Mode esee enne ener 2 9 HVM100 Manual 11 1 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Tools Menu 3 1 Tools Key inet Det e et EE e te EUR E ee 3 1 ACCElerometet zz iss t aD ote efe oe eto een Ute iiec 3 1 Display Units i eite Ao ee ae Se eee 3 2 Integfatioti eure triente yis 3 3 erede on AIR 3 4 AC DC Outp t 5 3 2 a pe i tate t Beets aches atre 3 4 AC DC Output Settings ennemi e rre n ree repens 3 7 Baud Rate URSI eM 3 8 Hand Saki gos ie tnt a teen eem edit etee N 3 8 Print History Selection esee etre enne nennen enne 3 8 Erase All Files eo DIIP ERR e PRO RE 3 9 Erase StU Seine esa a CR ED Ee 3 10 Header 253 3 sesh S eee edt et 3 11 I CUPALPI Dm 3 12 Date and T1me 8 ae Ra mesures 3 13 Range Menu 4 1 enam 4 1 Auto Range c
36. files 01 thru 05 Then you turn off the HVM100 When the HVM100 is turned on again if you try to recall a file the HVM100 will prompt you to recall file register 06 which is the next available file to view see screen below STORE Key 6 5 Recall Key Recalling a Setup 6 6 In order to use a setup or to print a stored file they must be recalled into the current memory of the HVMIOO The RECALL key is again dependent on the menu being viewed when the key is pressed If you are in the Tools Setup or Range menu and press the RECALL key you will be prompted to recall a setup If you are in the Data or History menus you will be prompted to recall a data file To recall a setup Step 1 Enter one of the three valid menus for recalling a setup The Range menu the Setup menu or the Tools menu LARSON DAVIS HVM 00 eo STORE HISTORY DATA RUN oe x Jor RESET 0j0 0 ao ON OFF SETUP RANGE TOOLS Recall Key HVM100 Manual Step 2 Press the RECALL key LARSON DAVIS HVI 00 eo STORE HISTORY DATA RUN aJl A 919 918 ON OFF SETUP RANGE TOOLS Step 3 You will now be prompted to recall a setup Step 4 Use the u and d arrow keys to scroll through the setups until the desired setup appears on the screen Step 5 Press the c key to recall the setup Recalling Setup Register SO at Power On HVM100 Manual Setup register SO is defined as the HVM100 s boot setup In other word
37. in the section Under Range Indicator on page 7 2 or overload described in the section Overload Detection on page 7 1 and manually adjust the gain as necessary to avoid both NOTE To view each selection first press the c key and then press the r or arrow key to scroll through each selection Cal Level Hint The Gain settings in the HVMIOO will perform manually what the Auto Range setting did automatically You can select one channel at a time and manually assign a gain setting to that channel The choices are 0 20 40 or 60 dB To set the Gain for the X channel first press the RANGE key to open the Range menu Next press the d arrow key once to view the Gain X parameter Press the c key to enter the change mode use the r or 1 arrow keys to select the desired value and press the c key again to confirm the change The Gain Y and Gain Z displays are located just below the Gain X display From the Gain X display press the d arrow key once to view the Gain Y display Press the d arrow key again to view the Gain Z display This setting is in the Range menu To access the Range menu press the RANGE key and then use the u and d arrow keys to navigate through the menu items 4 2 Range Key HVM100 Manual NOTE Calibrators operate at a variety of frequencies In order to ensure that the frequency weighting selection does not affect the level of the calibration during calibration the frequency weighting is auto
38. or subject under test It should be used prior to starting the actual measurement in order to optimize the input levels from each of the three axes of the transducer s output based on actual vibration levels being produced by the object or subject under test It is not meant for use while taking data Before enabling this function the transducer should be attached to the steady state vibration source to be measured Next find the Auto Range display located in the Range menu Press the c key to enable auto ranging The HVM100 will use its Auto Range algorithm to adjust the gain for all three channels such that the steady state input signal can be properly measured by the HVM100 The gain is adjusted so that the signal falls within the top 20 dB of the HVM100 s analog to digital converter s range The selections for the gain will be either 0 20 40 or 60 dB HVM100 Manual Range Menu 4 1 Gain X Y Z Hint Once the gain selection is stable press the c key to save the settings The HVM100 must be stopped and reset before the Auto Range function can be used This setting is in the Range menu To access the Range menu press the RANGE key and then use the u and d arrow keys to navigate through the menu items A very efficient way to manually set the gain is to have the transducer mounted on the subject under test as described in the section Auto Range on page 4 1 and check for indications of either under range described
39. the current measurement or the current history buffer information The R Reset key is used for that purpose This command will only clear the file registers To clear all files Step 1 Go to the Erase All Files menu item Step 2 The following screen will appear Press the c key The No will start to flash Press the r key to change the screen to Yes Tools Key 3 9 Step 3 The following screen will now be showing and the Yes will be flashing Press the c key to erase the files Step 4 After pressing the c key the screen will display the following message After about 3 seconds the dis play will return to the Erase All Files screen All file registers have now been cleared Erase Setups Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the u and d arrow keys to navigate through the menu items The HVM100 has the ability to store 10 setups internally in the memory This is accomplished as explained later in the manual by pressing the STORE key while in the setup menu The Erase Setups command is used to clear all of the stored setups from the setup registers To clear all setups NOTE To view each selection first press Step 1 Go to the Erase Setups menu item the c key and then press the r or arrow key to scroll through each selection Step 2 The following screen will appear Press the c key The No will start to flash Press the r key to c
40. three channels and the sum channel The data will be stored as a file in the memory After the data is stored the instrument is reset automatically and a new set of data is collected The limitation on the memory is 100 files When the memory reaches the maximum number of files it will stop storing data There are three selections in the Auto Store menu Setup Key 2 7 2nd History NOTE To view each selection first press the c key and then press the r or arrow key to scroll through each selection Hint The Auto Store is turned off with this setting The Auto Store feature will store each time the Store Time is reached This will continue until all file registers are full The Auto Store Autostop feature will allow you to take a fixed length measurement The Autostop feature will stop the meter when the Store time is reached just as if you had pressed the s key This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the u and d arrow keys to navigate through the menu items The 2nd History setting will allow you to store a Peak value along with the Arms value that is automatically stored in the Time History buffer The Peak will be stored for all three channels and the Sum channel Turning on the 2nd value will cut the number of sample storage space from 240 samples to 120 samples In the 2nd history selection menu you have the choice of None or Peak Vibration Mode Weig
41. with the HVM100 Select the Com port you plugged your HVM100 into Press OK m Di als sore e 5 8 Printing to a Windows Hyperterminal HVM100 Manual HVM100 Manual Step 10 The Communications properties screen will appear Select the Baud rate bits per second that matches the baud rate on your HVM100 The other settings are Data bits 8 e Parity None Stop Bits 1 Flow Control Hardware COM1 Properties Port Settings Bits per second Data bits 8 m 2400 Parity None Stop bits 1 Flow control Hardware L 1x Restore Defaults Cancel Apply Printing to Windows Hyperterminal 5 9 Step 11 Press the OK button COM1 Properties Port Settings Bits per second Data bits Parity Stop bits Flow control Hardware Restore Defaults You have now established a connection for the HVM100 You will notice that in the lower left corner of the Hyperterminal screen it states that there is a connection and will show how long the connection has been in place Connected 0 02 09 detect detect 19600 N 1 B H 1 5 10 Printing to a Windows Hyperterminal HVM100 Manual Left click the Properties button Properties HVM100 HyperTerminal File Edit Yiew Call Transfa Dao 83 HVM100 Properties Connect To Settings HVM100 Change Icon Settings Country region Unite
42. 0 4 4 3 15 3 162 12 27 12 18 2 00 28 00 4 4 4 00 3 981 8 64 8 51 1321 2 19 90 441 4 5 00 5 012 5 46 5 27 2 2 12 20 4 4 6 30 6 310 3 01 2 77 2 2 5 30 4 4 8 00 7 943 1 46 1 18 2 2 1 50 4 4 10 0 10 00 0 64 0 43 1 1 0 00 1 2 12 5 12 59 027 0 38 1 1 0 00 1 2 16 0 15 85 0 11 0 96 1 1 0 00 1 2 20 0 19 95 0 04 2 14 1 1 0 00 1 1 25 0 25 12 0 02 3 78 1 1 0 00 1 1 31 5 31 62 0 01 5 69 1 1 0 00 1 1 40 0 39 81 0 00 7 12 1 1 0 00 1 1 50 0 50 12 0 00 9 78 1 1 0 00 1 1 63 0 63 10 0 00 11 83 1 1 0 00 1 1 80 0 79 43 0 00 13 88 0 0 00 0 100 100 0 0 00 15 91 1 1 0 00 1 1 125 125 9 0 00 17 93 1 1 0 00 1 1 A 12 Frequency Weighting Curves HVM100 Manual Freq Hz Freq Hz Wh dB Tolerance Ws dB Tolerance Nominal True dB dB 160 158 5 0 00 19 94 1 1 0 00 1 1 200 199 5 0 00 21 95 1 1 0 00 1 1 250 2541 62 0 01 23 96 1 1 0 00 1 1 315 316 2 0 02 25 98 1 1 0 00 1 1 400 398 1 0 04 28 00 1 1 0 00 1 1 500 501 2 0 11 30 07 1 1 0 00 1 1 630 631 0 0 27 32 23 1 1 0 00 H 2 800 794 3 0 64 34 60 1 1 0 00 H 2 1000 1000 1 46 37 42 2 2 0 00 H 2 1250 1259 3 01 40 97 2 2 1 70 4 4 1600 1585 5 46 45 42 2 2 4 30 4 4 2000 1995 8 64 50 60 2 2 9 80 4 4 2500 2512 12 27 56 23 2 00 16 30 4 4 3150 3162 16 11 62 07 2 00 25 80 4 4
43. 0 0 10 00 0 00 1 1 12 5 12 59 0 00 1 1 16 0 15 85 0 00 1 1 20 0 19 95 0 00 1 1 25 0 25 12 0 00 1 1 31 5 31 62 0 00 1 1 40 0 39 81 0 00 1 1 50 0 50 12 0 00 1 1 63 0 63 10 0 00 1 1 80 0 79 43 0 00 0 100 100 0 0 00 1 1 Frequency Weighting Curves HVM100 Manual HVM100 Manual Freq Hz Freq Hz Fb dB Tolerance Nominal True dB 125 125 9 0 00 1 1 160 158 5 0 00 1 1 200 199 5 0 00 1 1 250 251 2 0 01 1 1 315 316 2 0 02 1 1 400 398 1 0 04 1 1 500 501 2 0 11 1 1 630 631 0 0 27 1 1 800 794 3 0 64 1 1 1000 1000 1 46 2 2 1250 1259 3 01 2 2 1600 1585 5 46 2 2 2000 1995 8 64 2 2 2500 2512 12 27 2 oo 3150 3162 16 11 2 00 4000 3981 20 04 2 00 5000 5012 24 02 2 00 6300 6310 28 01 2 00 8000 7943 32 00 2 00 10000 10000 36 00 2 00 Frequency Weighting Curves Fc Flat 6 3 Hz to 1260 Hz Wh and Ws Frequency Weighting Freq Hz Freq Hz FcdB Wh dB Tolerance Ws dB Tolerance Nominal True dB dB 0 800 0 7943 36 00 36 00 2 00 76 00 4 00 1 00 1 000 32 00 31 99 2 68 00 4 00 1 25 1 259 28 01 27 99 2 00 60 00 4 00 1 60 1 585 24 02 23 99 2 00 52 00 4 00 2 00 1 995 20 04 20 01 2 00 44 00 4 2 50 2 512 16 11 16 05 2 36 0
44. 0 19 95 3 00 7 75 19 97 1 1 25 0 25 12 4 44 9 80 21 98 1 1 31 5 31 62 6 16 11 87 24 01 1 1 40 0 39 81 8 11 13 97 26 08 1 1 A 14 Frequency Weighting Curves HVM100 Manual Freq Hz Freq Hz Wb dB Wc dB Wd dB Tolerance Nominal True dB 50 0 50 12 10 09 16 15 28 24 1 1 63 0 63 10 12 43 18 55 30 62 1 1 80 0 79 43 15 34 21 37 33 43 1 1 100 100 0 18 72 24 94 36 99 1 1 125 125 9 23 00 29 39 41 43 2 2 160 158 5 28 56 34 57 46 62 2 2 200 199 5 34 03 40 20 52 24 2 250 251 2 39 69 46 04 58 09 2 00 315 316 2 45 65 51 98 64 02 2 400 398 1 51 84 57 95 70 00 2 00 We Wj Wk Frequency Weighting HVM100 Manual dee am 0 100 0 100 24 08 30 18 30 11 2 00 0 125 0 1259 20 09 26 20 26 14 2 00 0 160 0 1585 16 14 22 27 22 21 2 00 0 200 0 1995 12 27 18 42 18 37 2 00 0 250 0 2512 8 60 14 79 14 74 2 2 0 315 0 3162 5 36 11 60 11 55 421 2 0 400 0 3981 2 86 9 15 9 11 1 1 0 500 0 5012 1 27 7 58 7 56 1 1 0 630 0 6310 0 55 6 77 6 77 1 1 0 800 0 7943 0 52 6 42 6 44 1 1 1 00 1 00 1 11 6 30 6 33 1 1 1 25 1 259 2 29 6 28 6 29 1 1 Frequency Weighting Curves A 15 Freq Hz Freq Hz We dB Tolerance
45. 0 3162 100 0 316 2 1000 Frequency Hz Freq Hz Theor Measured Error LD Tolerance 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 1 0 1 0 1 0 1 0 1 0 1 0 ttt 0c0Oos 5Uo05 oNe ooooooo Craig Test Date Dec 03 1999 HVM100 Manual Larson Davis Model HVM100 Serial Number 00103 Certificate of X Fb Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Fb weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E tn 2 c lt Freq Hz Theor Measured Error LD Tolerance 1 ocoocOo P oooomnon r coocOoOoOo0n uowouwoum oooooo 0 2 ONS 4 10000 00 OH OH
46. 00 250 251 2 49 02 2 315 316 2 54 95 2 400 398 1 60 92 2 500 501 2 66 91 2 630 631 0 72 91 2 800 794 3 78 91 2 Frequency Weighting Curves A 19 Typical Measurements Ranges Vibration Fa Charge 1000pF Noise RMS Floor Range TT dBuV 0 dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 54 114 79 117 Note 1 54 114 79 117 Note 1 54 114 79 17 40 dB 26 58 dB 36 dB 26 58 dB 36 dB 26 58 dB 36 dB 36 94 61 97 36 94 61 97 36 94 61 97 60 dB 17 47 dB 25 dB 17 47 dB 25 dB 23 41 dB 19 dB 27 74 52 77 27 74 52 77 33 74 58 77 Notes 1 Under Range The noise floor is below the measurement range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the HVM100 A 20 Frequency Weighting Curves HVM100 Manual Vibration Fb Fc Ws Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBuV dBuV dBuV 0 dB 64 60dB 38dB 64 60dB 38dB 64 60dB 38dB 74 134 99 137 74 134 99 137 74 134 99 137 20dB 44 60dB 38dB 44 60dB 38dB 44 60 dB 38 dB 54 114 79 117 54 114 79 117 54 114 79 117 40dB 30 54dB 32dB 30 54dB 32dB 30 54dB 32 dB
47. 00 Reduce the calibra tor s output level to 0 1 g rms If this isn t possi ble change the HVM100 s weighting to Wh Hand Arm mode The Wh weighting will attenu ate the calibrator s signal to 0 1 g rms an attenua tion of 20 0 dB Turn on the calibrator and start the HVM100 run ning The HVM100 should display an Arms level of 0 1 g Note the voltage reading on the voltmeter The voltage corresponds to 0 1 g rms of acceleration The voltage will typically be about 500 mV for a 0 1 g rms input signal The DC output uses a logarithmic scale The for mula for the sensitivity is voltage at 1g voltage at 0 1g 20 dB HVM100 Manual goutput 20 1 AC DC Outputs DC Output HVM100 Manual NOTE Using the typical values of 600 mV 1g and 500 mV 0 1g the calculated sensitivity would be 5 mV dB Note that the sensitivity is the same regardless of the DC output Setting i e rms sum min max peak Step 11 To convert a DC output voltage to units of g use the following formula voltagelg DCoutputsensitivity NOTE The formula is the same regardless of whether the DC output is being used to measure rms min max or peak acceleration The only difference is the reference voltage i e the voltage 1g If the DC output is set for rms min or max the reference voltage is the voltage 9 1g rms If the DC output is set to peak the reference voltage is the voltage 1g peak For all of
48. 1 00 3 162 10 00 31 62 100 316 2 1000 Frequency Hz t tsteeeetreeuuas ooo0o0o0o0o0o0o o0o0oococooooo COrRPOCDCOCOFOCONHEN Weed Craig Test Date Dec 03 1999 HVM100 Manual D 5 Larson Davis Model HVM100 Serial Number 00362 Certificate of X Wb Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 79 6 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Wb weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E Attenuation dB 3 162 10 00 Frequency Hz LD Tolerance Freq Hz Theor Measured Error 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 998 1 0 998 1 0 998 1 0 998 1 0 1 0 1 0 1 0 0 5 0 0 5 0 0 5 0 0 5 0 0 5 0 70 5 0 0 5 0 0 5 0 70 5 0 0 5 0 0 5 0 0 5 0 0 5 0 9 8 B 26 59 B 00 7 51 6 16 3 3 98 1 1 01 0 31 0 5 0 HANS SUMO ear IICaACIUV eH HrPNBOBONN OONINURPINUMIOOONN
49. 10 0 00 1 1 8 00 7 943 0 00 0 10 0 10 00 0 00 1 1 12 5 12 59 0 00 1 1 8 Frequency Weighting Curves HVM100 Manual Freq Hz Freq Hz FadB Tolerance Nominal True dB 16 0 15 85 0 00 1 1 20 0 19 95 0 01 1 1 25 0 25 12 0 02 1 1 31 5 31 62 0 04 1 1 40 0 39 81 0 11 1 1 50 0 50 12 0 27 1 1 63 0 63 10 0 64 1 1 80 0 79 43 1 46 1 1 100 100 0 3 01 1 1 125 1254 9 5 46 2 2 160 158 5 8 64 2 2 200 199 5 12 27 2 00 250 251 2 16 11 2 00 315 316 2 20 04 2 00 400 398 1 24 02 2 00 Fb Flat 0 4 Hz to 1260 Hz Frequency Weighting Freq Hz Freq Hz Fb dB Tolerance Nominal True dB 0 100 0 1000 24 10 2 00 0 125 0 1259 20 12 2 00 0 160 0 1585 16 19 2 00 0 200 0 1995 12 34 2 00 0 250 0 2512 8 71 421 2 0 315 0 3162 5 51 1 1 HVM100 Manual Frequency Weighting Curves A 9 A 10 Freq Hz Freq Hz Fb dB Tolerance Nominal True dB 0 400 0 3981 3 05 1 1 0 500 0 5012 1 48 1 1 0 630 0 6310 0 65 1 1 0 800 0 7943 0 27 1 1 1 00 1 000 0 11 1 1 1 25 1 259 0 04 1 1 1 60 1 585 0 02 1 1 2 00 1 995 0 01 1 1 2 50 2 512 0 00 1 1 3 15 3 162 0 00 1 1 4 00 3 981 0 00 1 1 5 00 5 012 0 00 1 1 6 30 6 310 0 00 1 1 8 00 7 943 0 00 1 1 1
50. 2 5 12 59 4 2 1 1 16 0 15 85 6 3 1 1 20 0 19 95 8 2 1 1 25 0 25 12 10 1 1 1 31 5 31 62 12 1 1 1 40 0 39 81 14 2 1 1 50 0 50 12 16 3 1 1 63 0 63 10 18 7 1 1 80 0 79 43 21 6 1 1 Frequency Weighting Curves A 17 Wm Whole Body Frequency Weighting A 18 Freq Hz Freq Hz WB dB Tolerance Nominal True dB 0 100 04100 36 00 2 00 0 125 0 1259 32 00 2 00 0 160 0 1585 28 01 2 00 0 200 0 1995 24 02 2 00 0 250 0 2512 20 05 2 00 0 315 0 3162 16 12 2 00 0 400 0 3981 12 29 2 00 0 500 0 5012 8 67 2 2 0 630 0 6310 5 51 2 2 0 800 0 7943 3 09 2 1 2 1 00 1 00 1 59 2 1 2 1 25 1 259 0 85 1 1 1 60 1 585 0 59 1 1 2 00 1 995 0 61 1 1 2 50 2 512 0 82 1 1 3 15 3 162 1 19 1 1 4 00 3 981 1 74 1 1 5 00 5 012 2 50 1 1 6 30 6 310 3 49 1 1 8 00 7 943 4 70 0 10 0 10 0 6 12 1 1 12 5 12 59 7 71 1 1 16 0 15 85 9 44 1 1 Frequency Weighting Curves HVM100 Manual HVM100 Manual Freq Hz Freq Hz WB dB Tolerance Nominal True dB 20 0 19 95 11 25 1 1 25 0 25 12 13 14 1 1 31 5 31 62 15 09 1 1 40 0 39 81 17 10 1 1 50 0 50 12 19 23 1 1 63 0 63 10 21 58 1 1 80 0 79 43 24 38 2 2 100 100 0 27 93 2 2 125 125 9 32 37 2 2 160 158 5 37 55 2 2 200 199 5 43 18 2
51. 3 3 K Key Board Functions i een qe ee der eto dern rete Raa RR NERIS 2 4 L LI angu ge cepta vbt ettet due etre cau etre e e RE 3 12 Limits of Temperature and Humidity eese eene A 2 M Magnetic Fields i ient reete tete er te ee ee A 2 Mechanical Vibrations i coiere e ete pee cb ee tee diee ede ee e edes A 2 Menu Function ID C PG 2 3 Menu function Alph NUfefIC us peo eite hd lt ee eee cher peer dee dete dede eie 2 2 Menu Navigation onore err Ie e REP re EAE PER ERR E ERE TAY 2 1 Mod s Of Operation 3S e tei p utei ipsc d e a r ES coii eta 1 10 N MEW esie tede ote perm eidem eiie e rer 8 1 O On SWItCh zs oae eene omg UI E 2 1 OutpU ts odia RR ORE ea OD PUR dete es A 5 Overload D tection noe itm e ert ie tte RERO OUR lar ati ne 7 1 P Power Supply x een eet e ee pide ete tete e p p e nen e ede A 3 Powering the HVMYIOO etre Ie rette reet reete ti erede E eee EH 8 1 Print Histor M E 3 8 Pub ngo EE A RR dte Rea oae ae e 5 1 Printing to a Windows Hyperterminal essere nennen nennen nenne enne 5 1 HVM100 Manual Index 11 1 R Range Key sedeo cei nin lea ee eA aid Id S 4 1 CIE 4 1 Cal
52. 34 94 59 97 60 dB 14 50 dB 28 dB 14 50 dB 28 dB 14 50 dB 28 dB 24 74 49 77 24 74 49 77 24 74 49 77 Notes 1 Under Range The noise floor is below the measurement range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the HVM100 A 26 Frequency Weighting Curves HVM100 Manual Whole Body Wb Wj Wk Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBuV dBuV dBuV 0 dB See 60dB 38dB_ See 60dB 38dB See 60dB 38dB Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20dB See 60dB 38dB_ See 60dB 38dB See 60dB 38 Note 1 54 114 79 117 Note 1 54 114 79 117 Note 1 54 114 79 117 40 dB 24 60 dB 38 dB 24 60 dB 38 dB 24 60 dB 38 dB 34 94 59 97 34 94 59 97 34 94 59 97 60 dB 13 51 dB 29 dB 13 51 dB 29 dB 18 46 dB 24 dB 23 74 48 77 23 74 48 77 28 74 53 77 Notes 1 Under Range The noise floor is below the measurement range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the HVM100 HVM100 Manual Frequency Weighting Curves A 27 A 28 Frequency Weighting Curves HVM100 Manual APPENDIX Glossary The following appendix contains definitions and explana tions of terminology used in the HVM100 Table of equations The following table gives many of the calculations the HVM perfor
53. 8 Wd 9 We 10 Wg 11 Wj 12 Wk S39 i Weighting Z 1 0to3 Not Used i 5toll Only Wh 0 Ws weighting is 5 1 available 6 Wb 2 Fb 7 2Wc 3 Fc 8 Wd 9 We 10 Wg 11 Wj 12 Wk S40 1 AC DC Output 1 0109 1 0109 1 0109 X 0 AC Weighted 0 2 AC Weighted 0 AC Weighted 1 AC Bandlimit 1 AC Bandlimit 1 AC Bandlimit 2 DC rms 2 DC rms 2 DC rms 3 DC min 3 DC min 3 DC min 4 DC max 4 DC max 4 DC max 5 DC peak 5 peak 5 6 rms 6 DC rms gt 6 DC rms gt 7 DC min gt 7 2 DC min x 7 2 DC min x 8 DC max x 8 DC max gt 8 DC max gt 9 DC peak x 9 DC peak x 9 DC peak x C 6 System Parameters Q s and S s HVM100 Manual Command Parameter Vibration Hand Arm Whole Body S41 i AC DC Output 1 0 09 1 0 09 1 0 09 Y 0 AC Weighted 0 AC Weighted 0 AC Weighted 1 AC Bandlimit 1 AC Bandlimit 1 AC Bandlimit 2 DC rms 2 DC rms 2 DC rms 3 DC min 3 DC min 3 DC min 4 DC max 4 DC max 4 DC max 5 DC peak 5 DC peak 5 DC peak 6 DC rms x 6 DC rms 6 DC rms 7 DC min x 7 DC min x 7 DC min x 8 DC max x 8 DC max gt 8 DC max gt 9 DC peak x 9 DC peak x 9 DC peak x S42 i AC DC Output i 0to9 i 0to9 i 0to9 Z 0 AC Weighted 0 AC Weighted 0 AC Weighted 1 AC Bandlimit 1 AC Bandlimit 1
54. AI D r 9 3 lan IEME 9 2 Serial Number Backup Pail te ient eme ce ape F 2 oc F 1 Setting os oO ueHvedmu mene NERO eed F 1 SEPIA POL a sostiene gest o pm ges dan reb 5 1 Setup ey osos Bae nont en eave eR ROB entente e 2 4 MA HISTO d 2 4 Auto Store RH 2 4 ERR 2 4 Time History Settings ie spen ei en A ee 2 4 Mode SCl6CtlOn 2 4 Store Time 3s Ep CETTE 2 4 Stab zation TIME mE A 2 SLOP Key ee Ae Si e aee Rie a 7 1 iii iv Index HVM100 Manual Store Key Stonne a Pile eiie eere rnb eed eae i iecit d eet 6 3 Stonnga Setup dune eedem 6 1 Storng Data dete en Dina date drm e e seem ruin 6 1 storing Setups s nont eR RO Ae Raed EPOR npe iig ee ete EE ee aa 6 1 Nindsrery du 3 4 Switch Oh SISSE Penates Re 2 1 T CESAR UIDETUR 7 1 T mrperatute nitore rn HERE HERR ERN TURO QE INIRE A 2 Time History Settings ui ue oat iU ER RO ed decade a Rapist nd ERR IE HEY 2 6 Tools Kejta a DROIT pee aaa 3 1 AC DC Output ete aee Pn ned at re PR tires 3 4 AC DC Output n eene teo Dm n roe eren eR RD 3 7 Accelerometer sic e ree PEOR e EE ee tan Ee Ee etie 3 1 Baud eo eO UU et diit ep os RP TER
55. ATA RUN oye x Jor RESET SETUP RANGE TOOLS In the following section we will describe the functionality and selections associated with each key Setup Key The SETUP key places you into the Setup menu This menu is used to set general system parameters such as operating mode and frequency weighting The selections available in the Setup menu are described below The Setup menu is a 2 4 Key Board Functions HVM100 Manual circular menu You can scroll through and return to the top by continuously pressing the d or u arrow key Mode Selection Hint This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the u and d arrow keys to navigate through the menu items NOTE To view each selection first press the c key and then press the r or arrow key to scroll through each selection NOTE The Hand Arm and Whole body This section is used to set the operating mode The modes are separate purchased options selections are Whole body Hand Arm or Vibration These options and the frequency weight ings associated with those options will not be available unless they are pur chased Averaging Time Hint This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the u and d arrow keys to navigate through the menu items HVM100 Manual Setup Key 2 5 NOTE An exponential detector is defined as a detector that maintains a m
56. Aluminum Epoxy Titanium Hermetic Titanium Hermetic Mounting Thread size 10 32 Male 5 40 Male 5 40 Male About the HVM100 The HVM100 is a powerful all digital vibration analyzer It features simultaneous 3 channel measurements small lightweight design easy to read display portability utilizing 2 AA batteries 115 2 kbps RS 232 interface three modes of HVM100 Manual 1 9 Modes of Operation operation Hand Arm Whole Body and Vibration and the capability to display and print text in a variety of languages The HVM100 is divided into three modes of operation The standard mode is the vibration mode This is the mode included with the instrument The other two modes are optional modes The Optional modes are Hand Arm and Whole Body Each of these modes feature different frequency weighting selections as outlined later in this chapter Frequency Weighting Selections NOTE The Hand Arm and Whole body modes are separately purchased options These options and the frequency weight ings associated with these options will not be available unless they are pur chased To accommodate the multiple operating modes of the HVM100 13 different frequency weighting filters are available The following table describes the frequency weighting options available in each of the operating modes To select the frequency weighting for a particular mode see the section in this manual titled Setup Key M
57. Capture Text Send Text File Capture to Printer Highlight Capture Text and left click Printing to a Windows Hyperterminal 5 13 This will open the following menu Capture Text Folder C Temp Hvwt00 Use the Browse function to identify the file into which you want the data transferred and press Start After the connection has been established press the PRINT key on the HVM100 LARSON DAVIS HVM 1 00 C STORE HISTORY DATA RUN ogo 3 JOU RESET ON OFF SETUP RANGE TOOLS 5 14 Printing to a Windows Hyperterminal HVM100 Manual HVM100 Manual Left click Transfer highlight Stop on the drop down menu and left click HVM100 HyperTerminal Edit view Call BGEA Help m Z3 5 al Send File Receive File ro ree Capture Text 4 Send Text File Pause Capture to Printer The data can now be found as a Test file in the folder designated for saving the transferred file Printing to a Windows Hyperterminal 5 15 P testi TXT Notepad File Edit Format View Help Larson Davis HVMl00 5N 04018 rev 1 20 0000000000000000 0000000000000000 0000000000000000 Time of Measurement 21 Mar 03 14 21 46 Report Printed 21 Mar 03 14 25 19 SETUP for Handarm Test 50 Hand Arm SLOW store Time hh mm 00 04 2nd History Peak Auto store Autostop Accelerometer Integration None weighting wh Hand Arm wh Hand A
58. Dialer ug Groupwise 5 zx is d Netscape SmartUpdate m HP 2000C Utiities 3 WordPad New Office Document Kodak Digital Science Ee Open Office Document pa Microsoft Reference E Programs Netscape Communicator 5 Documents fo NetWare Common Norton AntiVirus E E isis QuickBeam Suite 5 AX Find gt g Startup B Wize Microsoft Access E x Bun QS Microsoft Binder B BS Microsoft Excel hy amp Microsoft PowerPoint fap GoldMine 4 0 BY Microsoft word HVM100 Manual Printing to a Windows Hyperterminal 5 3 ole 6 3 soe e 5 4 Step 5 Select Hyperterminal from the menu A new connection dialog box will appear Connection Description Printing to a Windows Hyperterminal HVM100 Manual Step 6 Enter a name and choose an icon for your Hyperterminal connection 13 sole el 3 HVM100 Manual Printing to a Windows Hyperterminal 5 5 Step 7 Press the OK button Gls als cls e 5 6 Printing to a Windows Hyperterminal HVM100 Manual e Dis ex alel e HVM100 Manual Step 8 The Connect to dialog box will appear Connect To Printing to a Windows Hyperterminal 5 7 Step 9 The last selection in this box is the Connect using selection box This will allow you to select the Com port you will use to communicate
59. M100 A 24 Frequency Weighting Curves HVM100 Manual Whole Body Wd We Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBuV dBuV dBuV 0 dB See 60dB 38dB_ See 60dB 38dB See 60dB 38dB Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20dB See 60dB 38dB_ See 60dB 38dB See 60dB 38 Note 1 54 114 79 117 Note 1 54 114 79 117 Note 1 54 114 79 117 40dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 34 94 59 97 Note 1 34 94 59 97 Note 1 34 94 59 97 60dB 11 53dB 31dB 11 53dB 31dB_ 23 41dB 19dB 21 74 46 77 21 74 46 77 33 74 58 77 Notes 1 Under Range The noise floor is below the measurement range of the analog to digital converter 2 The data in the above table was obtained by electrically testing the HVM100 HVM100 Manual Frequency Weighting Curves A 25 Whole Body Wg Direct Charge 1000pF Noise Noise RMS Floor Floor Range dBuV dBuV dBuV 0 dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 74 134 99 137 Note 1 74 134 99 137 Note 1 74 134 99 137 20dB See 60dB 38dB See 60dB 38dB See 60dB 38dB Note 1 54 114 79 117 Note 1 54 114 79 117 Note 1 54 114 79 117 40 dB 24 60 dB 38 dB 24 60 dB 38 dB 24 60 dB 38 dB 34 94 59 97 34 94 59 97
60. M100 To switch the HVM100 On press the On key LARSON Davis HVM100 oo STORE HISTORY DATA RUN RECALL a On Key J 2 ON OFF SETUP RANGE TOOLS Navigating through the HVMIOO s menus is similar to navigating through other Larson Davis instruments The menus are arranged in lists The appropriate menu key is used to enter the menu and then the u Up and d Down arrow keys are used to scroll through the menu When you come to a setting you want to change press the c Check key to enter the modify section of the menu You can now use the r Right and Left arrow keys to scroll through the options for that item After the appropriate selection is in the window use the c Check key to select that setting This will place you back into the main menu where once again the u Up and d Down arrow keys can be used to navigate Getting Started 2 1 Alpha Numeric Menu Function 2 2 The alpha numeric menu screens include the Header screens and the Calibrator sensitivity screen These are settings that require the user to enter letters of the alphabet or numerals into the field To change an alpha numeric menu setting Step 1 to the menu item you wish to change Step 2 Press the c key to place the HVM100 into the modify mode The selection will begin to blink Step 3 Use the r and 1 arrow keys to select a position to modify Step 4 Use the and d arrow keys to select the character you want in that position
61. MS level varies 0 5 dB when the complete instrument is tested over the 30 to 90 RH range This test is performed at 40 C with an input signal of 79 6 Hz Permanent damage can occur when stored or operated above 60 C or below 20 C Condensation of moisture will make readings inaccurate When condensation dissipates readings should return to normal The RMS level varies 0 5 dB when the complete instrument is tested in an 80 A m 60 Hz magnetic field worst case orientation The instrument meets the specifications for susceptibility to vibration in accordance with ISO 8041 2005 E section 7 1 At power on allow the instrument to stabilize approximately 20 seconds prior to performing any measurements When changing from one type of input Direct Charge ICP to another or when changing the instruments gain settings allow 10 seconds of stabilization time prior to performing a new measurement General Characteristics HVM100 Manual Data Storage Data Communications Digital Display Real time Clock Calendar Run time Clock Power Supply Dimensions Weight HVM100 Manual 1 2 Mega Byte Memory Capable of storing 100 files and 10 setups 2 minute typical data retention for clock during battery change RS 232 Serial Interface Maximum Data Rate 115 000 bits per second 2 line 32 digit 7 segment LCD display Full ASCII character set 0 1 dB resolution Accuracy 0 02 10 C to 50 C 24 hour clock hh mm
62. Model HVM100 Human Vibration Meter Technical Reference Manual 9 ARSON DAVIS A PCB PIEZOTRONICS DIV Larson Davis HVM100 Technical Reference Manual IHVM100 01 Rev J Copyright Copyright 2006 2007 2008 2009 2010 by PCB Piezotronics Inc This manual is copyrighted with all rights reserved The manual may not be copied in whole or in part for any use without prior written consent of PCB Piezotronics Inc Disclaimer The following paragraph does not apply in any state or country where such statements are not agreeable with local law Even though PCB Piezotronics Inc has reviewed its documentation PCB Piezotronics Inc makes no warranty or representation either expressed or implied with respect to this instrument and documentation its quality performance merchantability or fitness for a particular purpose This documentation is subject to change without notice and should not be construed as a commitment or representation by PCB Piezotronics Inc This publication may contain inaccuracies or typographical errors PCB Piezotronics Inc will periodically update the material for inclusion in new editions Changes and improvements to the information described in this manual may be made at any time Record of Serial Number and Purchase Date HVM100 Purchase Date Serial Number Recycling PCB Piezotronics Inc is an environmentally friendly organization and encourages our customers to be environmentally conscious
63. ONICS DIV LarsonDavis com FAX 716 926 8215
64. RE Ree 3 8 Handsh king eu oho casado Hebe ei iere cue ees aes 3 8 Date and Time oerte HEP ESTER DUN PIU RB CUIR 3 12 Display Utits 5 EUR RED RU ERE E EROR ROS 3 2 Erase All Piles sts eiat eet PO bete ue parieti 3 9 Erase Setups occae ate e ep e e e e EIE RAL 3 10 Header 2 3 eite nte eases btt t i IE 3 11 Integration zz oe sob ERU RC URUBOO IV oq ER gunenica em 3 3 Language eee UR OO RUD UP PODER FOE prae 3 12 Print History Selection eee aee ete trei ae cene Do be Ie nte HR Seton 3 8 Sum Hactor X Ve Zi den nea RID RUE nO I di 3 4 Tools Menu epe a Siete Sa ue tp dd side 3 1 transd cer s aee ae p tp bI e mee t etie 1 5 Transducer Connection o e Ou e UI tp e E ce e esce ee cr Dawes coire pore eee 9 4 Pim OU veces M 9 4 Transducers Electrical Impedance A 5 Transverse Sensitivity ono iet iH RR RR ER he ette re oes 1 6 Type PrecisIOf actore eee E eR Geek Eb e eR e UR REOR Ee Eee bees EXE de O A A 1 E 1 Typical Measurement Ranges for General Purpose Vibration Measurements E 7 Typical Measurement Ranges for Hand Arm and Whole Body Measurements E 5 Typical Measurements Ranges eite e rhet tete Free b ehe rte rere e Sapete reta A 20 Hand Arm IURI eR eine molte e e teen A 22
65. Radio frequency disturbance characteristics Limits and methods of measurement Class B Group 1 IEC 61010 1 2001 Safety requirements for electrical equipment for measurement control and laboratory use Part 1 General requirements This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference A 4 General Characteristics HVM100 Manual 2 This device must accept any interference received including interference that my cause undesired operation Outputs The output impedance is 475 ohms for all of the Analog AC and Analog DC outputs For minimal error use instrument with a greater than 100 000 ohm input impedance when making AC or DC output measurements Transducer Electrical Impedance During electrical testing the following circuits were used in place of the transducer Direct Input Signal r Generator End ICP Input Signal Generator HVM100 Manual General Characteristics A 5 Charge Input Signal Generator 1000pF X 1000pF Y 1000pF 2 Functions Measured Mode Data Buffer Measurements Time History Buffer Measurements Vibration Arms Amin Amax Amp Peak Aeq Arms with optional Peak PE Hand Arm Arms Amin Amax Amp Peak Aeq Arms with optional Peak A 1 A 2 A 4 A 8 A 8 Exposure PE Whole Body Arms Amin Amax Amp
66. TE To view each selection first press the c key and then press the r or arrow key to scroll through each selection Sum Factor X Y Z Single integration will express the units in velocity and double integration will express the units in displacement Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the u and d arrow keys to navigate through the menu items NOTE To change the Sum Factor parameter press the c key use the u and d arrows to select the desired value and then use the r and l arrows to move to the next position Once all positions are set press the c key or move to any other part of the HVM100 to accept the entry AC DC Output In the process of calculating the sum quantities the data that appears under the X menu the HVM100 multiplies the instantaneous acceleration for each channel by a scaler factor sometimes called a k factor The HVM100 allows the user to select a different k factor for each channel The default setting is 1 00 however some applications may require different settings The applications that require the Sum Factor to be altered are specified in certain ISO standards If you are not trying to measure according to any specific standard the appropriate setting for this parameter is 1 00 Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the u and d arrow keys to navigate through the menu i
67. Whole Body measurements Since the sensitivity will vary a little from unit to unit the DC output sensitivity should be calibrated or measured before it is used Follow these steps to measure the DC out put sensitivity Step 1 Step 2 Step 3 Calibrate the HVM100 for the accelerometer that will be used Setup the HVM100 with the following settings a Operating Mode Vibration b Averaging Slow c Auto Store Off d Weighting Fc all channels e Integration None f AC DC Output DC rms all channels The gain setting depends upon the sensitivity of the accelerometer being used The table below shows the appropriate gain setting for all chan HVM100 Manual Miscellaneous Information E 1 nels based on the sensitivity of the accelerometer The values in the table assume that a calibrator that vibrates 1g rms and 159 15 Hz will be used Gain setting for various accelerometer sensitivities 1 mV g 10 mV g 100 mV g Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step 10 DC output sensitivity E 2 DC Output Calibration Connect a DC rms voltmeter to the DC output Turn on the calibrator and start the HVM100 run ning The HVM100 should display an Arms level of 1 g Note the voltage reading on the voltmeter The voltage corresponds to 1 g rms of acceleration The voltage will typically be about 600 mV for a 1 g rms input signal Stop and Reset the HVM1
68. able for the HVM100 Selecting the Proper Transducer NOTE The HVM100 has built in ICP power supplies and charge amplifiers This will allow the HVM100 to interface directly with ICP or charge transduc ers and eliminates the need for external signal conditioning HVM100 Manual There are several important considerations when selecting a transducer to perform your measurements The first decision that must be made is what type of transducer to use There are two general categories of accelerometers and Charge ICP accelerometers are also called Voltage Mode or Low impedance and may be known by various other vendor trade names ICP is PCB s registered trademark which stands for Integrated Circuit Piezoelectric and identifies PCB sensors which incorporate built in signal conditioning electronics The built in electronics serve to convert the high impedance charge signal that is generated by the piezoelectric sensing element to a usable low impedance voltage signal which can be readily transmitted over ordinary 2 wire or coaxial cables to any voltage readout or recording device The low impedance signal can be transmitted over long cable distances and used in dirty field or factory environments with little signal degradation Charge mode sensors output a high impedance electrical charge signal that is generated by the piezoelectric sensing element This signal is extremely sensitive to corru
69. acters To prevent erroneous data from being displayed i e 20456 218 122999 appearing as 0456 the value will never be allowed to exceed 9999 The saturation condition is indicated by the colon changing to a greater than symbol as shown to the right Additional Data view screens for Whole Body Mode The Ist screen is the Points display for the Whole Body PE 0 00 00 Mode before taking a measurement It will appear as shown to the right before taking a measurement The 8 gt display axis automatically switches to Sum sigma If the user scrolls back out of this display the HVM100 remembers what the display axis was and restores it The bar at the top right indicates that the meter is stopped While taking a measurement the Points display for the PE 0 Whole Body Mode will appear as show to the right The measurement time appears on the top line the number of J points accumulated during the test period is displayed on the lower left 2 in this example and the 8 hour equivalent is displayed on the lower right as indicated by the 8 Both fields are limited to four characters The black rectangle indicates that the measurement is in progress CO ee Ms 878 for the Whole Body Mode will appear as show to the right The bar symbol in the upper right changes to the EL standard stopped symbol When the measurement is finished the Points display 0 01 00
70. adily vibrate For accelerometers there is one frequency where the accelerometer will vibrate much easier than at other frequencies At this point the reading will be very high and could overload the input of the HVM100 However for most of the recommended accelerometers the resonant frequency is well above the upper limit of the HVMIOO and will subsequently be masked out by the low pass filter on the HVM100 If the resonant frequency becomes an issue it is recommended that an external mechanical filter be used Frequency range is the next thing to take into consideration Most recommended accelerometers will have a frequency range sufficient for use with the HVMIOO See the frequency response tables appendix A and graphs appendix D for more information on the HVM100 s frequency response The last thing to consider is temperature humidity and other physical agents such as mounting surface mass and environment The mass of the accelerometer should ideally be no more that 1 50 of the mass of the object being measured A ratio of as little as 1 10 is acceptable in extreme circumstances The affect of these elements should always be considered when choosing a transducer Please also be aware of the different methods of mounting an accelerometer and the effects of each of those methods on the measured data The following is a selection from the PCB catalog listing the characteristics of a transducer Please note the items that we
71. allation item and may not have been installed if a custom installation of Windows was performed This option will allow you to print the text into the Hyperterminal screen and then cut and paste text into a word processing or spreadsheet application To print to a Hyperterminal connection Printing 5 1 5 2 Step 1 Collect the data in the HVM100 Step 2 Use the Print History setting located in the Tools menu to select whether or not to include Time History data in the printed report Step 3 Connect CBL006 to the I O port on the HVM100 and to the communications port on your computer Printing to a Windows Hyperterminal HVM100 Manual Step 4 Locate Hyperterminal on your computer Hyperterminal is usually found in the Start menu under Programs and in the Accessories folder 4 gj Paint Shop Pro fF Hyperterminal d Qh 720 tES Tht Real gt 21 Multimedia gt QN AT amp T Mailht Us Startup System Tools gt CompuServe ht ig The Print Shop gt gj Calculator C3 HVM100 ht Command Prompt a Character Map a5 HyperTerminal Tu SLM Upgrade fi Chat 80 HyperT erminal BBS ht SLM Upgrade Wizard 27 Clipboard Viewer MCI MaiLht 3 Windows Messaging Clock 3 Microsoft BBS ht Windows NT Explorer SA Dial Up Networking 58 Tomht 2 Administrative Tools Common gt ee 8 aus S FRE Adobe Acrobat Adobe Acrobat 4 0 WinZip i CA amp Phone
72. ata in the above tables was calculated using the dBuV range data in the HVM100 User Manual 2 The data in the above table was obtained by electrically testing the HVM100 3 The data is based on ideal accelerometers the noise floor and upper limit of the accelerometer were not consid ered E 6 Typical Measurement Ranges for Hand Arm and Whole Body Measurements HVM100 Typical Measurement Ranges for General Purpose Vibration Measurements ICP Accelerometers Fa Fb Fc Ws Weighting 10 mV g 100 mV g 90 7000 20 dB 9 700 0 005 5 0 09 7 Fa Weighting 10 mV g 100 mV g 0 006 5 0 0006 0 5 0 011 0 7 60 dB 0 004 0 5 0 0004 0 05 0 008 0 07 HVM100 ManualTypical Measurement Ranges for General Purpose Vibration Measurements E 7 Fb Fc Ws Weighting 1 mV g 10 mV g 100 mV g 0 01 5 0 001 0 5 0 018 0 7 60 dB 0 004 0 5 0 0004 0 05 0 008 0 07 Notes 1 The data in the above tables was calculated using the dBuV range data in the HVM100 User Manual 2 The data in the above table was obtained by electrically testing the HVM100 3 The data is based on ideal accelerometers the noise floor and upper limit of the accelerometer were not consid ered E 8 Typical Measurement Ranges for General Purpose Vibration Measurements HVM100 APPENDIX Serial Number Backup Setting Serial Number Backup The first time the HVM is boo
73. channel selections however the available selections will be the same for all operating modes as well The AC output will produce a signal from 0 0 5 Volt RMS The scale of the DC output is typically 5 mV dB The level Typically varies between 0 Vdc to 1 0 Vdc Tools Key HVM100 Manual AC DC Output Settings The weighting filters work in conjunction with the band limiting filters See page 1 7 ACT De Output X Weighted AC AC DC Output x AC AC DC BiG m ES Re De DUE De s iil AC RC ONE pIE DC max AC DC OuEbput DC peak Output iG X AC DC ONE DC Min X Ne DC CEDE DC max F ACIDC Owtput DC peak Xx HVM100 Manual Setting Description AC Weighted This will weight the output pin for the selected channel according to the weighting selected for that channel If Channel X has a weighting of Ws then the output pin for Channel X will produce a Ws weighted AC signal AC Band Limit This will weight the output pin for the selected channel according to the Band Limiting filter specified in chapter 1 for that channel For example if Channel X has a weighting of Wh then the output pin for Channel X will produce a band limited 6 3 to 1250 Hz AC signal rms This signal will be a DC voltage with a level proportional to the RMS level displayed on the HVM100 min This signal will be a DC voltage with a level propor
74. d States 1 Enter the area code without the long distance prefix Area code 801 Phone number Connect using 01 Configure lse country region code and area code Redial on busy HVM100 Manual Printing to a Windows Hyperterminal 5 11 Left click the Settings Tab at the top of the window to open the Setting dialog box HVM100 Properties Connect To Function arrow and ctrl keys act as O Windows keys Backspace key sends Del Cti H Space Ctrl H Emulation Auto detect v Telnet terminal ID ANSI Backscroll buffer lines 500 C Play sound when connecting or disconnecting Input Translation ASCII Setup 5 12 Printing to a Windows Hyperterminal HVM100 Manual HVM100 Manual Configure the items as shown above and click ASCI Setup to open the ASCI dialog box ASCII Setup ASCII Sending Send line ends with line feeds Line delay 0 milliseconds Character delay 0 milliseconds ASCII Receiving C Append line feeds to incoming line ends C Force incoming data to 7 bit ASCII Wrap lines that exceed terminal width Configure the items as shown above and press OK to close the ASCII dialog box Press OK to close the Properties window Left click Transfer box which will open the following dialog box 100 HyperTerminal File Edit View Call Transfer Send File Receive File
75. detail with regards to frequency weightings and screen and menu functionality Chapter 2 Getting Started This chapter will describe in detail the functionality and selections contained in the Setup menu Chapter 3 The Tools Menu This chapter will describe in detail the functionality and selections contained in the Tools menu Introduction 1 1 Chapter 4 The Range Menu This chapter will describe in detail the functionality and selections contained in the Range menu This includes calibration of the HVM100 Chapter 5 Printing This chapter will describe how to download data from the HVM100 Chapter 6 Storing and Recalling Data Files and Setups This chapter will describe in detail how to store data and setup information in the HVM100 s on board memory Chapier 7 Taking Measurements Viewing Data on the HVM100 This chapter will describe in detail how to use the Run Stop key to take measurements and how to view that data on the display of the HVM100 Chapter 8 Powering the HVM100 This chapter will describe the two ways in which to power the HVM100 Chapier 9 Connections on the HVM100 This chapter will describe all of the external connectors on the HVM100 Chapter 10 Adaptor Resonances This chapter will describe the frequency response function data for the ADPO8XA Adaptors Appendix A Specifications Appendix B Glossary Appendix C I O Commands Appendix D Frequency Response Curves Ap
76. dit atte p ERES ERFURT e PE ERE FERE 4 1 Gain X Y Zin oce e eaten as 4 2 Cal Level nosente sene hien oH RID OUR Eee end pepe 4 2 Calibiate X Y Zi uie evene OHIO GU rd 4 3 SENSINVITV XPV SUR EE 4 4 Reference Acceleration s teers ireo eene eene nns 4 5 Hand Arm Exposure Action 4 5 Printing 5 1 Printing to a Windows Hyperterminal eese 5 1 Storing and Recalling Data Files and Setups 6 1 STORE Key tetra ecards A Ft bo Te mi etes gie bester eis 6 1 Stotine a Setups o beer oe pei eet e i d remi 6 1 Storming a use eae RON REIR ES 6 3 Temporary Data Storage File Register 00 sese 6 4 Data Storage File Registers 01 thru 99 sse 6 5 Preserving the File Counter At Power Off sss 6 5 Recall Key aactor on ean ee E EE 6 6 Recalling a Setup oae epe eae Ree 6 6 HVM100 Manual Chapter 7 Chapter 8 Chapter 9 Chapter 10 HVM100 Manual Recalling Setup Register SO at Power On eere 6 7 Recalling File ete tree Ue dete thet cote tent Suse reu eee 6 8 Taking Measurements Viewing Data on the HVM100 7 1 R n Stop C tiene e rete PER ren he 7 1 Overload Detection es tete reete ree TERRE 7 1 Under Range Indicator estie cedere eee bee eee lemen 7 2 Run Interrupted Indicator esses enne 7 2
77. e the u and d arrows to select the desired value and then use the r and arrows to move to the next position Once all positions are set press the c key or move to any other part of the HVM100 to accept the entry HVM100 Manual The calibrate screens are used to calibrate individual channels using a calibrator attached to the accelerometer To calibrate the HVM with the accelerometer s published sensitivity see the next section in this manual To calibrate Step 1 Enter the menu for the channel you wish to calibrate Step 2 Make sure the transducer for channel X is firmly attached to the calibrator If using a tri axial transducer e g SEN02 SENO27 etc be sure the transducer is properly oriented for the axis you wish to calibrate Step 3 Start the calibrator Range Key 4 3 During stabilization i e after the c key has been pressed once the calibration can be cancelled by pressing the on off key NOTE After a given channel has been calibrated using the shaker type calibra tor the HVM100 calculates the sensitiv ity of the attached accelerometer To view the sensitivity please see the next section in this manual Sensitivity X Y Z Hint Step 4 Press the c key on the HVM100 The screen will start to flash values When the level of your calibrator appears in the screen and the reading is stable press the c key again This will calibrate channel X of the HVM100 Repeat the procedure for the channels
78. eee nak TE Ee a EE 4 2 Cali Drate Xe Y Z iss RARO ge t nt ate te awe een I Eee e Ve ER Ve ER Ere HX eae tee eet 4 3 Gam A EVA E aset TE Dieter tene pe E 4 2 R f renc Acceleration eei rete ee eno ede erede eee eec 4 5 Sensitivity X Y GZ fo aane RR ee DR RESERVE A E 4 4 hend M 4 1 Real me Clock Calendar tera iere teer penetret ete Espere vean perte A 3 Recall Key R calling Eie es ae i ee ae ee eine aera Or 6 8 Recalhmng a Setup tette de pU Sues sone deter ence testa eee intei rre 6 6 Recalling Dat z mde SR pO ue Ope eee rete ihiteiban aed 6 1 Recalling Setups oett eite e os edes nid Re te t edere t ent 6 1 Reference eee a erre are ret 4 5 A 6 Reference Calibration Frequency ci uci tec cette t e im Ee E R E ee atre de A 7 Reference Calibration Vibration E 7 remaminp battery voltage oin eode een reed e eene t ei ire e de eee 8 1 Run Stop Key csc eee a te Boe ea eee eB RE 7 1 R n ime Clo R oe iE NERO VS 3 S Screen Symbols wha ese E Ros hee ege meant sette ad 7 1 NM 7 5 Selecting a Transducer petet eee ee eine eerte 1 5 SENSINI tyre E AR E RES 4 4 Seral Interface 2r actin eo em Olsen reet teet ae eR Ert EE Neh 9 2 eC
79. egration time is from Run to Reset the display is updated once per second The VDV is not calculated for units of dB or g Maximum Transient Vibration Value Amax maximum reading of all Arms readings from Run to Reset The display is updated at the end of each Averaging time period Minimum Transient Vibration Value Amin minimum reading of all Arms readings from Run to Reset The display is updated at the end of each Averaging time period Long Term Maximum Peak Amp peak level of the instantaneous weighted acceleration a t measured over the entire measurement period from Run to Reset The displayed Amp value is updated once per second HVM100 Manual Table of equations B 3 Description Equation Short Term Maximum Peak Peak peak level of the instantaneous weighted acceleration a t measured during one Averaging time period The peak measurement period is controlled by the Averaging time setting a new Peak value is calculated and displayed at the end of each Averaging time period Crest Factor Long Term Crest Factor CFmp Amp Aeq The CFmp measurement period is from Run to Reset the display is updated once per second Short Term Peak Arms The CF measurement period is controlled by the Averaging time setting a new CF value is calculated and displayed at the end of each Averaging time period CF is not calculated if the Averaging time setting is SLOW
80. elerometers This is used with ICP type accelerometers The voltage reported on this screen is a monitoring of the ICP power being provided to the HVM100 Manual Tools Menu 3 1 transducer When the transducer is not connected this voltage will read 25 to 26 volts If you have a transducer connected and it is working properly it should be reading between 2 and 12 volts depending upon the transducer The following table shows the typical bias voltage for the various ICP accelerometers that are normally used with the HVM100 Tri Axial Single Axis Palm Adapter Seat Pad Accelerometers Accelerometers Accelerometer Accelerometer SEN020 SEN023 SEN026 SEN027 SEN022 SEN024 SEN025 8 12 volts 8 12 volts 7 11 volts 2 5 volts If the reading is 0 then the ICP power could be shorted to ground or have some other problem Check all connections cables and connectors This setting would be used to amplify the signal from a charge type accelerometer Display Units Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the u and d arrow keys to navigate through the menu items NOTE To view each selection first press The Display Units setting controls how data is displayed and the c key and then press the orl arrow printed by the HVM100 The HVM100 can display data in key to scroll through each selection six different formats The selection of the display unit
81. erence 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Ws weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E Attenuation dB 2 542 7 943 25 12 7943 2512 7943 2512 Frequency Hz Theor Measured Error LD Tolerance Freq Hz Theor Measured Error LD Tolerance 0 0 0 0 5 0 0 0 0 0 5 0 59 5 2 0 998 0 0 0 0 0 5 0 51 8 2 0 998 0 0 0 1 0 5 0 43 9 2 0 998 0 0 0 1 0 5 0 35 8 2 0 2 0 0 0 1 0 5 0 27 8 2 0 2 0 0 0 2 0 5 0 2 2 0 0 0 2 0 5 0 2 2 0 0 0 2 0 5 1 2 2 0 0 0 0 0 5 1 2 2 0 0 0 7 0 5 1 0 1 0 2 0 6 2 0 2 0 1 0 5 1 0 2 0 0 5 1 0 10 0 4 2 0 0 0 5 217 0 9 2 0 0 5 0 5 25 0 0 2 0 0 0 5 35 0 5 2 0 0 5 0 5 49 5 8 2 0 0 0 5 71 19 5 2 0 0 5 0 5 71 11 5 2 0 0 0 0 0 70 2 1 2 0 e amp roococosn w Jooooooo OOO0O0O0 O00 uuu 2 Technician Craig Test Date Dec 03 1999 D 14 HVM100 Manual APPENDIX DC Output Calibration Miscellaneous Information This appendix contains additional information about the AC and DC outputs and measurement ranges for Hand arm and
82. esses eene nem enne A 8 Fb Flat 0 4 Hz to 1260 Hz Frequency Weighting sess A 9 Fc Flat 6 3 Hz to 1260 Hz Wh and Ws Frequency Weighting A 12 Wb Wc and Wd Frequency Weightings esee A 13 We Wj and Wk Frequency Weighting A 15 Wg Frequency Weighting Defined in 56841 1987 A 17 Wm Whole Body Frequency Weighting eee A 18 Typical Measurements Ranges esee A 20 Vibration Fat si cose Sick weiss A 20 Vabration D EC WS eee ett leet ay A 21 Hand Arm Wh ieee Ae Ane i Sen RA a eR RPIRSENHST A 22 ii iv HVM100 Manual Whole Body Wm eese eene nennen nennen nne enne enne A 23 Whole Body We 2t ette ken ere aa viue A 24 Whole Body We A 25 Whole Body Wg eee eite ite ttem Shi eerte ie etti A 26 Whole Body Wb Wj 27 Appendix Glossary B 1 Table of equations e eee pt E eee e E ae ee B 1 RMS Acceleration 5er reet rr ede eer prede ees deed eee B 1 RMS Acceleration in Decibels eese B 1 Allowed Exposure Time eese eene enne eterne nnne B 2 Energy Equivalent RMS Acceleration sess B 2 Running RMS Acceleration LINEAR
83. etic Mounting Thread HVM100 Manual size 10 32 Female 5 40 Male 10 32 Female 1 7 Specification Voltage Sensitivity SEN027 100 SEN040F 1 SEN041F 10 Frequency Range 5 Hz 0 5 to 1 000 2 to 4 000 2 to 4 000 Frequency Range 47 1096 Hz Mounted Resonant Frequency kHz 227 255 255 Measurement Range g pk 10 5 000 500 Broadband Resolution 1 Hz to 10 kHz g rms 0 002 0 03 0 008 Shock Limit g pk 2 000 10 000 10 000 Operating Temperature Range F 14 to 122 10 to 50 65 to 250 54 to 121 65 to 250 54 to 121 Amplitude Linearity lt 1 lt 2 5 lt 1 Transverse Sensitivity lt 5 lt 5 lt 5 Strain Sensitivity Excitation Voltage 6 5 to 30 18 to 30 18 to 30 Constant Current 0 3 to 10 2 to 20 2 to 20 Output Impedance lt 500 lt 200 lt 200 Output Bias 2 8 to 4 5 7to 11 7011 Discharge Time Constant Sec 1 0 to 3 0 1 5 to 3 0 3 to 1 0 Sensing Element Type Ceramic Ceramic Ceramic Element Configuration Structure Shear Shear Shear Electrical Connector type location Integral cable side 1 4 28 4 Pin side 1 4 28 4 Pin side Housing material sealing Titanium Hermetic Titanium Hermetic Titanium Her
84. ew Mounting Height of Vibration Sensor inches 0 32 8 0 0 18 4 6 0 32 8 1 distance between sensor and mounting mm surface Adapter dimensions inches Shown Shown Shown mm Below Below Below HVM100 Manual 10 1 ADP080A Hand Adapter with SEN04XF Accelerometer SENO4XF ACCELEROMETER SECTION A A Mounting Height ADP081A Handle Adapter with SENO4XF Accelerometer SENO4XF ACCELEROMETER l m B 17 5 Q i 55 bert res 56 90 4 SECTION B B Mounting Height of Accelerometer ADP082A Clamp Adapter with SENO4XF Accelerometer SENO4XF ACCELEROMETER SECTION C C Mounting Height of Accelerometer 10 2 Conclusion HVM100 Manual Measurements Frequency Response The frequency response measurements were performed by suspending the test object and exciting it with a modal hammer The responses were measured in x y and z directions using a triaxial accelerometer connected to the test object using the specified adapter A graphic is included to illustrate the test configuration Triaxial Accelerometer The triaxial accelerometer used for these tests was a Larson Davis Model SENO41F having a sensitivity of 10 mV g ADPO80A SEN041 HVM100 Manual Measurements 10 3 Frequency Response Function X Y and Z FRF handle x hammer 1 x ADPOSO04 041P Proto1 X plastic tip 1 mo FRF handle Y Y hammer 1 Y ADPOSOA 041P Proto1 Y plastic tip 1
85. first press DATA key is used to view the overall data being gath the c key and then press the r lu or d ered by the instrument There are 8 screens available in the arrow key to scroll through each selec data menu To scroll through the menu use u and d tion arrow keys To view other channels use the r and 1 arrow keys The screens are formatted as follows Data Presented Screen appearing on the HVM100 Top screen reports Time and Date It will also report the last recalled setup or data file name which ever was more recent 2nd screen reports detector and averaging time on first line A acceleration and RMS level units frequency weighting and channel on second line 3rd screen reports minimum level on first line and maximum level on second line Frequency weighting and channel are also reported 4th screen reports Peak level on first line and the long term maximum peak level on the second line Frequency weighting and channel are also reported 5th screen reports the long term average that runs from run to reset and averaging time on first line Value units frequency weighting and channel on the second line 7 6 Data Key HVM100 Manual Additional Data view screens for Hand Arm Mode The 6th and 7th screens report the Energy Equivalent levels averaged over the run time 1 2 4 and 8 refer to the run time in Hours A 8 is the Energy Equivalent level projected over 8 hours
86. h the standards listed below These standards define methods for the measurement of whole body and hand arm vibration ISO 2631 1 1997 Mechanical vibration and shock Evaluation of human exposure to whole body vibration Part 1 General requirements ISO 2631 2 2003 Evaluation of human exposure to whole body vibration Part 2 Continuous and shock induced vibrations in buildings 1 to 80 Hz ISO 2631 4 2001 Mechanical vibration and shock Evaluation of human exposure to whole body vibration Part 4 Guidelines for the evaluation of the effects of HVM100 Manual Specifications A 1 Effects of Temperature Effects of Humidity Limits of Temperature and Humidity Effects of Magnetic Fields Effects of Mechanical Vibrations Stabilization Time A 2 vibration and rotational motion on passenger and crew comfort in fixed guideway transport systems ISO 5349 1 2001 Mechanical vibration Measurement and evaluation of human exposure to hand transmitted vibration Part 1 General requirements ISO 5349 2 2001 Mechanical vibration Measurement and evaluation of human exposure to hand transmitted vibration Part 2 Practical guidance for measurement at the workplace The RMS level varies 0 5 dB when the complete instrument is tested over the 10 C to 50 C temperature range The reference reading for this test is taken at 20 C and 36 relative humidity RH the input signal is at 79 6 Hz The R
87. hange the screen to Yes 3 10 Tools Key HVM100 Manual Step The following screen will now be showing and the Yes will be flashing Press the c key to erase the setups Step 4 After pressing the c key the screen displays the following message The display will return to the Erase Setups screen after about 3 to 10 seconds All Setups have now been cleared from the setup registers Header 1 2 3 Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the u and d arrow keys to navigate through the menu items The HVM100 has 3 Heading information screens This will allow you to enter descriptive information into the instrument that will then be printed out with the reports The information can be up to 16 characters in length in each screen To enter information in the Header screens follow these directions NOTE To change the Header press the c Step 1 Go to the Header that you wish to change key use the u and d arrows to select the desired value and then use the and 1 arrows to move to the next position Once all positions are set press the c key or move to any other part of the HVM 100 to accept the entry Step 2 You will have either a blank screen or a screen that has previously entered information HVM100 Manual Tools Key 3 11 Hint You can use the reset key to erase all of the existing entries in an alpha numeric entry Position the cur
88. hanging the parameter requires a reset then the setup command will cause the instrument to automati cally stop reset change the parameter setting and start run ning again Query commands do not require a stop and reset of the HVM100 The syntax for a setup command is Snn i The nn specifies the number of the parameter and i is the desired setting HVM100 Manual Serial Interface Commands C 1 The HVM100 returns an OK for valid setup commands and NA for invalid commands Syntax for Query commands The syntax for a query command is Qnn The nn specifies the parameter to be queried The HVM100 responds to a query command by returning the current setting of the parameter For indexed parameters i e parameters for which there is a specific set of choices the HVM100 returns the index number ie 0 1 2 etc For alphanumeric parameters the HVM100 returns an ASCII string System Parameters Q s and S s The following parameters are independent of the selected operating mode Command Parameter Setting SO yy Date Year yy 00 to 99 99 1999 00 2000 98 2098 Sl mm Date Month mm 01 to 12 S2 dd Date Day dd 01 to 31 S3 hh Time Hour hh 00 to 23 S4 mm Time Minute mm 00 to 59 S5 ss Time Second ss 00 to 59 S6 Report Header 0 1 to 16 characters S1 ss Report Header 1 1 to 16 characters C2 System Parameters Q sandS 100 Manual
89. have discussed and note where they appear in a transducer specification HVM100 Manual Triaxial Accelerometers Specification Voltage Sensitivity SEN020 1 SEN21F 10 SEN026 10 Frequency Range 5 Hz 0 5 to 5 000 0 5 to 2 500 1 to 9 000 Frequency Range 10 Hz 0 3 to 6 000 0 5 to 12 000 Mounted Resonant Frequency kHz 225 225 225 Measurement Range g pk 1 500 500 500 Broadband Resolution 1 Hz to 10 grms 0 005 0 0005 0 0002 g pk 7 000 7 000 10 000 Operating Temperature Range F 65 to 250 54 to 121 65 to 250 54 to 121 65 to 250 54 to 121 Amplitude Linearity lt 4 1 lt 1 lt 1 Transverse Sensitivity lt 5 lt 5 lt 5 Strain Sensitivity 0 001 0 001 Excitation Voltage 20 to 30 20 to 30 18 to 30 Constant Current 2 to 20 2 to 20 2 to 20 Output Impedance lt 100 lt 100 lt 200 Output Bias 8 to 12 8to 12 70011 Discharge Time Constant sec 1 0 to 2 0 Ato 1 2 1 0 to 3 5 Sensing Element Type Ceramic Ceramic Ceramic Element Configuration Structure Shear Shear Shear Electrical Connector type location 4 Pin side 4 Pin side 4 Pin side Housing material sealing Titanium Hermetic Titanium Hermetic Titanium Herm
90. he data from the beginning of the Time History buffer to make room for the incoming data If the 2nd History selection is set to Peak then you will have 120 seconds of storage time and after that the Time History buf fer will begin to erase from the beginning to make room for the new data HVM100 Manual History Key 7 3 The HISTORY key works much the same as the other menus in the HVM100 To view the Time History data press the HISTORY key LARSON DAVIS HVMT 00 eo STORE HISTORY DATA RUN oye 2 Jor RESET SETUP RANGE TOOLS You will now be presented with the history data from the first history record The data is presented in the following format This is the value This is the run time for being displayed the currently displayed The choices are Time History record This rms or Peak will always be a multiple of the Averaging Time The first letter indicates the integration selected A acceleration Display Units Measured value Frequency Weighting 7 4 History Key HVM100 Manual Use the u and d arrow keys to select additional history records and use the r and 1 arrow keys to select data from the different channels Viewing Time History with 2nd History turned on If the 2nd history selection is turned on the History buffer will alternate between RMS and Peak values for each record HVM100 Manual History Key 7 5 Data Key NOTE To view each selection
91. hting 2 8 Hint This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the u and d arrow keys to navigate through the menu items Vibration Mode Weighting HVM100 Manual NOTE To view each selection first press the c key and then press the r or arrow key to scroll through each selection In the vibration mode you can select from the following weighting selections Please see the appendix at the end of this manual for details on weighting curves The weighting selection is independent for all channels Here we only depict the X channel data but the other channels screens would be the same Hand Arm Mode Weighting As required by ISO 8041 2005 the Hand Arm mode has only one weighting selection Please see the appendix at the end of this manual for details on this weighting curve The weighting curve is labeled as Wh This weighting selection is for all channels and the sum channel Because there is only one selection in the Hand Arm mode the weighting selection is not present on the Setup menu Whole Body Weighting Mode Hint This setting is in the Setup menu To access the Setup menu press the SETUP key and then use the u and d arrow keys to navigate through the menu items NOTE To view each selection first press the c key and then press the r or arrow key to scroll through each selection HVM100 Manual In the Whole Body mode you can select from the following weig
92. hting selections as required by ISO8041 2005 Please see the appendix at the end of this manual for details on the weighting curves The weighting selection is independent Hand Arm Mode Weighting 2 9 for all channels Here we only depict the X channel data but the other channels screens would be the same NOTE The Wg frequency weighting curve is defined in BS 6841 1987 2 10 Whole Body Weighting Mode HVM100 Manual Tools Menu The Tools menu has settings relating to the transducer and setup information relevant to the instrument Selections include communications printing headers etc Tools Key The tools menu functions in exactly the same manner as the Setup menu and has the following selections Accelerometer Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the u and d arrow keys to navigate through the menu items NOTE To view each selection first press This will allow you to select the type of transducer you wish the c key and then press the r or arrow to use The selections are ICP Direct and Charge These key to scroll through each selection refer to the type of accelerometer being used The Direct setting is used to input a direct signal from a transducer No operational power is provided to the transducer The ICP setting will provide a 28 Volt 2mA constant current to each of the three input channels in order to power up to three acc
93. icates which channel to read X Y Z or S The nn indicates which data to read Hint The HVM100 always returns data in decibels referenced to 10 m s R Command nn Vibration Hand Arm Whole Body 0 Elapsed Time Elapsed Time Elapsed Time 1 Arms Arms Arms 2 Amin Amin Amin 3 Amax Amax Amax 4 PEAK PEAK PEAK 5 Amp Amp Amp 6 Aeq Aeq Aeq 7 Unused Aeql Unused 8 Unused Aeq2 Unused 9 Unused Aeq4 Unused HVM100 Manual Read Data Commands C 9 R Command nn Vibration Hand Arm Whole Body 10 Unused Aeq8 Unused 11 Unused Unused VDV 12 Unused Unused CF 13 Unused Unused CFmp 14 Unused Allowed Exposure Unused Time Read Time History Commands The read time history commands are used to read data from the time history buffer The syntax for this command is Hcnnn i The c indicates which channel to read X Y Z or S The nnn is an index for indicating which sample to read Example nnn 0 is the last sample stored nnn 1 is the next to last sample stored The i indicates which data to read i 0 for Arms or i 1 for Peak The commands listed in the following table are also available The date information HO H5 refers to the starting date time of the first history record Hint The HVM100 always returns data in decibels referenced to 10 m s Command Parameter Settings HO History Year YY 00 to 99 99 1999 00
94. l Data Key 7 9 7 10 Data Key HVM100 Manual CHAPTER Powering the HVM100 Batteries The HVM100 operates on 2 AA batteries See Appendix A for information on typical battery life Checking the Remaining Battery Voltage The battery voltage can be viewed from the data menu by pressing the c key The following screen will be displayed When the batteries have approximately five minutes of life remaining the HVM100 will begin flashing a letter B in the upper right corner of the display Installing New Batteries To install new batteries in the HVM100 Step 1 Remove battery cover from the side of the case HVM100 Manual Powering the HVM100 8 1 Step 2 Remove old batteries Step 3 Arrange new batteries according to diagram on the inside of the case Make sure polarity of the batter ies is correct Installing New Batteries HVM100 Manual Step 4 Gently push the new batteries in the case while pushing the battery cover over the battery opening HVM100 Manual Installing New Batteries 8 3 Using External Power The HVM100 can also operate on 7 to 30 Volts DC external power The external power connector is on the top of the HVM100 External Power Serial Port Input Connector The power supply normally used with the HVM100 is the Larson Davis PSA027 This is a switching power supply that will operate on 90 to 260 Volts AC returning 12 Volts DC 8 4 Using External Power HVM100 Manual
95. matically changed to Fc frequency weighting which applies a bandlimiting filter from 6 3 Hz to 1250 Hz This is indicated by the display of Fe in the upper right of the display during calibra tion This should accommodate most vibration calibrators Calibrate X Y Z Hint The Cal Level screen will allow you to enter the operating level of your calibrator The frequency of the calibrator is also important please see the adjacent note To enter a value for your calibrator go to the cal level screen press the c key use the r and 1 arrow keys to select the position and use the u and d arrow keys to change the characters When the proper level is entered press the c key to return to the Range menu The level must always be entered in g s rms During calibration the gain of the HVM100 should also be set so that the level of the calibrator is within the HVM100 s measurement range For example when using a 1 0 g rms calibrator and an accelerometer with a sensitivity of approximately 100mV g the gain should be set to 20 dB For a 10 mV g accelerometer the gain should be set to 40 dB A gain of 60 dB is appropriate for a 1 mV g accelerometer See appendix A for a complete listing of the HVM100 s measurement range This setting is in the Range menu To access the Range menu press the RANGE key and then use the u and d arrow keys to navigate through the menu items NOTE To change the Cal Level parameter press the c key us
96. metic Mounting Thread 1 8 size 10 32 Female 5 40 Female 5 40 Female HVM100 Manual Single Axis Accelerometers Specification Voltage Sensitivity SEN022 100 SEN024 10 SEN025 10 Frequency Range 5 Hz 0 5 to 5 000 1 to12 000 1 to 10 000 Frequency Range 10 Hz 0 3 to 6 000 0 7 to 18 000 0 3 to 12 000 Mounted Resonant Frequency kHz 225 250 235 Measurement Range g pk 50 500 50 Broadband Resolution 1 Hz to 10 grms 0 0001 0 0005 00016 g pk 7 000 10 000 5000 Operating Temperature Range of C 65 to 176 54 to 80 65 to 250 54 to 121 65 to 200 54 to 93 Amplitude Linearity lt 1 lt 1 lt 1 Transverse Sensitivity lt 5 lt 5 lt 5 Strain Sensitivity 0 001 0 006 0 005 Excitation Voltage 20 to 30 1 to 30 1 to 30 Constant Current mA 2 to 20 2 to 20 2 to 20 Output Impedance ohms lt 200 lt 100 lt 300 Output Bias VDC 8 to 12 8to 12 8 to 12 Discharge Time Constant sec 1to3 4 to 1 2 Ato 1 2 Sensing Element Type Ceramic Ceramic Ceramic Element Configuration Structure Shear Shear Shear Electrical Connector type location 4 Pin side 10 32 10 32 Housing material sealing
97. ms to arrive at the results reported by the instrument Description Equation RMS Acceleration T Integration time in seconds t instantaneous acceleration t Time in seconds The Aeq integration time is from Run to Reset the display is updated once per second RMS Acceleration in Decibels dB reference acceleration 10 m s or 10 m s user selectable HVM100 Manual Glossary B 1 Description Equation Allowed Exposure Time 2 8m s Aeq x 8hours Energy Equivalent RMS Acceleration The HVM100 measures the following quantities 1 Amm 8Hours T fai nat 0 T L a2 4t Ao 4Hours 0 T L a2 dt A 2 2 2Hours 0 1 1Hours T a coat 0 Running RMS Acceleration LINEAR to 1 2 Arms J ay Dat 10 7 Integration time in seconds t Observation time The linear Arms integration time is controlled by the Averaging time setting a new linear Arms value is calculated and displayed at the end of each inte gration period B 2 Table of equations HVM100 Manual Description Equation Running RMS Acceleration EXPONENTIAL 0 1 2 0 _ 7 dt 00 Arms t Time constant of the measurement An averaging time of SLOW is equivalent to a time constant of 1 second Vibration Dose Value r VDV 0 The int
98. ne tret ne ae uen en 1 Type PrecislOf oe etre rete Gm qut net de bte UU eve etie A 1 Effects of Temperature nee ann Gi eer eter End A 2 Bttects OF Huridity s tee ee eene A 2 Limits of Temperature and Humidity essere A 2 Effects of Magnetic Fields eese A 2 Effects of Mechanical Vibrations esee A 2 Stabilization Time etie ee Rete iE A 2 Data Storage ois e eroi Or Het eroe be e A 3 Data Communications esses enne entrent A 3 Digital Display iie nin ie ie ee hee a eS A 3 Real time Clock Calendar eene A 3 kel AS AR AIS aaa eae A 3 Powet Supply z ees tige cene rte etri e eese ipte een A 3 Dimensions Weight eese nennen eren enne ete A 3 Declaration of Conformity seinn ec ee ei ete A 4 Outputs epp DRIED RES A 5 Transducer Electrical 5 Direct Inp t 5 ICR Input ie Sagas RANA aes eS ae A 5 Charge Input iis oido re etit o meer e evens A 6 Functions Measured nee ror ier e e tiers A 6 Reference Acceleration sese A 6 Reference Calibration Frequency esee nennen A 7 Reference Calibration Vibration eese A 7 Frequency Weighting CUEVES ies orte eee Let RO A 8 Fa Flat 0 4 Hz to 100 HZ
99. nges for Hand Arm and Whole Body Measurements E 5 Accelerometers 3 5 E 5 Typical Measurement Ranges for General Purpose Vibration Measurements E 7 ICP Accelerometer Sennin coti rec ee Pere AT reae EET ae SERERE een E 7 Appendix F Serial Number Backup F 1 Setting Serial Number Backup eese eene enne F 1 Serial th o tee E eerte Ert epe eet F 1 Failure of Serial Number F 2 ii vi HVM100 Manual About This Manual Introduction Thank you for purchasing the Human Vibration Meter from Larson Davis The HVM100 is a powerful but small vibra tion measurement tool This Handheld vibration analyzer will allow a variety of applications to be performed includ ing Whole Body Vibration analysis Hand Arm Vibration analysis and general purpose vibration analysis This full featured vibration analyzer features 3 input channels a sum channel a variety of frequency weighting and band limiting settings single and double integration displayed data in a variety of units and independent AC or DC outputs for all 3 channels simultaneously We invite you to read this manual to obtain the best results from your HVM100 HVM100 Manual This manual has 9 chapters and 5 appendices covering the following topics Chapter 1 Introduction In this chapter we will discuss the functionality and capabilities of your HVM100 We will also go into
100. nt There are several screen indicators that will appear as this key is pressed Screen Definition Symbol Run Indicator Also indicates the level of the input signal coming into the HVM100 The bar graph is E drawn in approximately 5 dB steps Under Range Indicator Stop Indicator Indicates that the HVM is not running Latching Overload Indicator Run Interrupted Indicator Overload Detection When an overload occurs on the HVM100 the meter will perform three functions for the overloaded channel HVM100 Manual 7 1 The HVM100 indicates when an overload is currently occurring on any of the three inputs The HVM100 flashes the following screen The HVM100 uses an to indicate that an overload has occurred since the last reset The is displayed on all channels regardless of which channel was overloaded The Amp value on the overload channel will display OVER Short Term values like Arms Peak Time History values etc will be reported as OVER whenever an overload cor rupts these values Under Range Indicator The under range indicator will replace the bar graph run indicator whenever the channel currently displayed is under range The under range indicator like the bar graph is inde pendent for all three channels A channel is under range whenever the input rms signal level is below the minimum RMS Range level as specified in the Typical Measurement Range table
101. ode Frequency Weighting Vibration Ws Severity Fa 0 4 Hz to 100 Hz Fb 0 4 Hz to 1250 Hz Fe 6 3 Hz to 1250 Hz Hand Arm Wh Whole Body Win 1 10 The Hand Arm mode and the Whole body mode frequency weighting curves are defined in ISO 8041 2005 The W HVM100 Manual Band Limiting Filters HVM100 Manual frequency weighting curve is defined in British Standard 6841 1987 In addition to defining the frequency weightings for Hand Arm and Whole Body ISO 8041 2005 also defines a band limiting filter to be used with each of the frequency weightings Each band limiting filter is a combination of a high pass and low pass 2nd order Butterworth filter 12 dB per octave attenuation with 3 dB corner frequencies at the frequencies listed in table 3 below When a frequency weighting is selected in the HVM100 Hand Arm mode or Whole Body mode the HVM100 automatically places both the weighting filter and the appropriate band limiting filter in the signal path Weighting Band Limiting Filter Wh 6 3 to 1250 Hz Wy We Wa We Wj Wg 0 4 to 100 Hz Ww Wg 0 8 to 100 Hz 1 12 HVM100 Manual Switching HVM100 On If any displays appear during the boot process which refer to Serial Number or SN see section Serial Number Backup on page F 1 Menu Navigation HVM100 Manual Getting Started This section will introduce you to the keypad and functionality of the HV
102. of the HVM100 key to scroll through each selection Handshaking The handshaking on the HVM100 is defaulted to hardware DTR handshaking Print History Selection Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the u and d arrow keys to navigate through the menu items 3 8 Tools Key HVM100 Manual NOTE To view each selection first press the c key and then press the r or arrow key to scroll through each selection Erase All Files The print history selection will determine whether or not the HVM100 will send the History Buffer information when the PRINT key is pressed This selection will cause the HVMI100 to send data contained in the History buffer to the printer With this selection the HVM will only send the overall data from the 3 input channels and the sum channel Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the u and d arrow keys to navigate through the menu items NOTE To view each selection first press the c key and then press the r or arrow key to scroll through each selection HVM100 Manual This allows you to clear the measurement files from the memory of the HVM100 The memory in the HVM100 is a non volatile memory If the batteries go dead the measurement files will not be lost The only way to clear out the file registers is to use the Erase All files menu This command will not clear
103. on level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Wd weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E 3 162 10 00 31 62 100 0 316 2 Frequency Hz gt gt gt e uwuwN oooooeoooooo 0 QU M ONL Craig Test Date Dec 03 1999 HVM100 Manual Larson Davis Model HVM100 Serial Number 00103 Certificate of X We Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response We weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E Attenuation dB 100 3 162 1000 3162 1000 3162 Frequency Hz SCOrPWAMOUNRWHKEOoOSCSCSSS
104. oving average of the signal The only exponential detector in the HVM100 is the Slow detector This detector will begin by taking a I second average As time moves the exponential detector will discard the first part of the average as the next part is collected A linear detec tor will take the signal and average over the averaging time and then start over All previously collected samples are dis regarded in the new linear average Time History Settings NOTE To view each selection first press the c key and then press the r or arrow key to scroll through each selection The averaging time refers to the amount of time data is collected and averaged before a new average is started The selections are Slow 1 sec 2 sec 5 sec 10 sec 20 sec 30 sec and 60 sec The Slow response is a 1 second exponential detector while the others are linear repeat type averages The averaging is the same for all Operating modes The Averaging time is also used to determine the rate of storage for the Time History The Time History will store the Arms value along with the Peak value if the user desires for the X Y Z and Sum channels The Time History buffer is limited to 240 samples 120 samples if the Peak value is selected To setup Time History Peak storage see the 2nd History menu section below The following are the selections you would encounter when changing the Averaging Time Setup Key HVM100 Manual Store Time Hint
105. pendix E Miscellaneous Information Appendix F Serial Number Backup HVM100 Manual Accessories Standard Accessories Optional Accessories Transducers Calibrator Cables HVM100 Manual Selection of the proper accessories for use with your HVM100 is one of the most important functions you can perform The transducer is especially critical to obtaining good results The HVM100 is delivered with the following standard accessories User Manual Batteries 2 x AA IEC Type LR6 SEN020 to SEN022 Accelerometers 3 axis ICP SEN023 to SEN025 Accelerometers single axis ICP SEN026 3 axis ICP palm accelerometer SEN027 Accelerometer seat pad SENOAOF Accelerometer 3 axis 2 5 kHz ICP SENOATF Accelerometer 3 axis 2 5 kHz ICP 394C06 Hand held accelerometer calibrator SEN020 CBL to SENO22 CBL 3 axis accelerometers including cables SENO23 CBL to SENO25 CBL single axis accelerometers including cables SEN026 CBL 3 axis ICP palm accelerometer including cable SENO27 CBL Cable and seat pad accelerometer SENOAOF CBL Accelerometers 3 axis 2 5 kHz ICP including cables SENOA1F CBL Accelerometers 3 axis 2 5 kHz ICP including cables CBL006 Cable serial computer DB9S mDINOS 1 3 Adaptors Cases Power Supply Software CBL120 Cable 3 x 10 32 male to 4 pin Lemo female CBL121 cable 3 x BNC male to 4 pin Lemo female CBL124 Cable AC DC Outpu
106. ption from environmental influences To conduct accurate measurements it is necessary to condition this signal to a a low impedance voltage before it can be input to a readout or recording device A charge amplifier or in line charge converter is generally used for this purpose The final way to use the input of the HVM100 is through the direct input This would require the use of some kind of external signal conditioning unit such as an external source of ICP power or an external charge amplifier NOTE Transverse sensitivity is also something to be considered Transverse sensitivity is defined as The unwanted output signal of a motion sensor when subjected to motion perpendicular to the sensitive axis usually expressed as a per cent of the normal axis sensitivity For example if you are using a tri axial accelerometer and place an input signal on the Z axis your X axis could also be reading a level even though there is really no x axis signal present 1 6 The next item to consider is the sensitivity of the transducer The sensitivity of the accelerometer will depend on the application being performed If the application is a high vibration level application a low sensitivity should be selected For low vibration level applications a high sensitivity accelerometer should be used The resonant frequency of the transducer should also be considered The resonant frequency is defined as the frequency at which the structure will re
107. ptions Tools Key HVM100 Manual Date and Time Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the u and d arrow keys to navigate through the menu items NOTE To change the Date and Time The date and time functions can be set in this menu To set parameter press the c key use the uand the date and time go to this menu item Press the c key You d arrows to select the desired value can now make changes just like the alphanumeric menu then use the and l arrows to move to the items in the Header screens Once all changes have been next position Once all positions are made press the c key again to confirm the changes press the c key or move to any other part of the HVM100 to accept the entry HVM100 Manual Tools Key 3 13 3 14 Tools Key HVM100 Manual CHAPTER Range Menu The RANGE key functions are concerned with the level of input signals coming into the HVM100 Range Key In this menu Gain is added Calibration is performed Auto Ranging is enabled and Accelerometer Sensitivity is entered Auto Range Hint This setting is in the Range menu To access the Range menu press the RANGE key and then use the u and d arrow keys to navigate through the menu items The Auto Range function in the HVM100 is designed to work with a steady state signal i e an object which is vibrating at or near the level of your test object Often this is the object
108. rently overloaded The 7 indicates that the X Y Z latching overload indicators are all set The 3 least significant bits of each byte are used to communi cate status information as shown below Bytel xxxxxnnn Byte2 xxxxxnnn Byte3 xxxxxnnn MI Run HVM100 returns for valid command M2 Stop HVM100 returns for valid command M3 Reset HVM100 returns for valid command M4 Store Setup 0109 100 will store the current setup in the setup register indicated by n 0 is default Returns OK for valid com mand C 12 Control Commands HVM100 Manual Command Description Notes M5 n Recall Setup HVM100 will recall the setup indicated by n 0 is default n 0 to 99 Returns for valid command Returns NO if a setup has never been stored in the nth setup location M6 n Store File HVM100 will store a file in the location specified by n 0 is n 0 to 99 default Returns for valid command M7 n Recall File HVM100 will recall the file specified by n 0 is default n 0 to 99 Returns OK for valid command Returns NO if a file has never been stored in the nth file location Returns NA if the file location is not available 1 e less than 0 or greater than 99 M8 File Empty HVM100 will respond as to whether or not the file indicated n 0 to 99 by n 0 is defaul
109. rm Wh Hand Arm Sum Factor Gain 40 40 40 sensitivity 1 024 00 mv g Y 1 008e 00 mv g 2 1 035e 00 mv g AC DC Output AC Weighted AC Weighted AC Weighted DATA for Handarm Test 50 Run Time 0 00 20 channel X channel Y channel 2 2 670 1220 10 900 8 370 738 7 130 4 910 26 400 16 700 0532 366 376 259 266 183 1880 1290 Exp Time 2 6 D Larson Davis HVMLOO SN 04018 rev 1 20 Printing to a Windows Hyperterminal HVM100 Manual CHAPTER Storing and Recalling Data Files and Setups This chapter will describe the process of storing data and setup information in the HVM100 s internal memory STORE Key The STORE key on the HVM100 has two functions It will allow you to store data files and setups The functionality is determined by the menu you are currently viewing If you press the store key while you are viewing the Data or History menu you will be prompted to store a file If you press the STORE key while you are in the Setup Range or Tools menu you will be prompted to store a setup Storing a Setup The HVM100 will allow you to store up to TEN unique setups these are assigned setup file registers labeled beginning with SO up to S9 You may choose any of these registers to store a setup To store a setup Step 1 Enter the Setup Tools or Range menu by pressing the SETUP RANGE or TOOLS key as in this illustration HVM100 Manual S
110. s For example with a gain setting of 0 dB the HVM100 can measure input signals as large as 5 0 Vrms Since these signals exceed the AC out put range they are attenuated to 0 5 Vrms a gain of 20 dB so that they can be reproduced by the AC output The table below shows the correlation between input signal level and AC output signal level AC OUTPUT Gain AC OUTPUT Maximum Signal Level Vrms 0 dB 5 0 20 dB 0 5 Vrms 20 dB 0 5 0 dB 0 5 Vrms 40 dB 0 05 20 dB 0 5 Vrms 60 dB 0 005 40 dB 0 5 Vrms E 4 AC DC Outputs HVM100 Manual Typical Measurement Ranges for Hand Arm and Whole Body Measurements ICP Accelerometers Hand Arm Wh and Whole Body Wm Wc Wd We Wb Wf Wk 10 mV g 100 mV g 90 7000 0 05 50 0 9 70 20 dB 9 700 0 005 5 0 09 7 Hand Arm Wh 0 9 70 10 mV g 0 0005 0 5 0 009 0 7 100 mV g 0 001 0 5 0 0001 0 05 0 002 0 07 HVM100 ManualTypical Measurement Ranges for Hand Arm and Whole Body Measurements 5 Whole Body Wm Wg 1 mV g 10 mV g 100 mV g 0 002 0 5 0 0002 0 05 0 003 0 07 Whole Body Wc Wd We 10 mV g 100 mV g 0 005 0 5 0 0005 0 05 0 008 0 07 Whole Body Wb Wf Wk 1 mV g 10 mV g 100 mV g 60 dB 0 003 0 5 0 0003 0 05 0 005 0 07 Notes 1 The d
111. s whenever the HVM100 is turned on it will automatically recall setup register SO Therefore you can configure your HVMIOO as desired save the setup to Recall Key 6 7 register SO and the HVM100 will automatically recall that setup every time the HVM100 is turned on If for some reason the HVM100 needs to be reset to its original factory default settings the user can erase all setup registers see chapter 3 Tools Menu This will reset all setups including setup register SO to their factory defaults Recalling a File To recall a stored data file Step 1 Press the DATA or HISTORY key to enter the Data or History menu Step 2 Press the RECALL Key on the HVM100 LARSON DAVIS HVMT 00 STORE HISTORY DATA RUN oye 2 Jor RESET 7 ON OFF SETUP RANGE TOOLS Step 3 The screen will prompt you to recall a file 6 8 Recall Key HVM100 Manual HVM100 Manual Step 4 Use the u and d arrow keys to move to the desired selection Step 5 Press the c key to recall the file into the current memory All setup information was stored when the data file was stored That setup information is recalled with the data file and can be reviewed Recall Key 6 9 Recall Key HVM100 Manual Taking Measurements Viewing Data on the HVM100 This chapter will describe how to take a measurement and view the data on the display of the HVM100 Run Stop Key The Run Stop key is used to start and stop the measureme
112. s in Appendix A For example with 0 dB gain if the input rms level drops below 74 dBuV 5 mV the under range indicator will be displayed Run Interrupted Indicator 7 2 If the HVM100 is stopped and then run again without reset ting the current data the run interrupted indicator will replace the colon in all displays that show the run time The indicates that the data in the HVM100 is not contig uous In other words the instrument was stopped one or Run Stop Key HVM100 Manual History Key more times during the collection of the data An example of a data display with the eq indicator is shown below NOTE To view each selection first press the c key and then press the r lu or d arrow key to scroll through each selec tion NOTE The 2nd History setting located in the Setup menu controls whether or not the Peak levels are stored in the Time History The HVM100 will store a time history based on the sample time selected The Time History buffer has 240 entries avail able for storage If you select to store the Peak values as well as the RMS values the number of time history records is cut in half to 120 Example You have selected an Averaging time of Slow This Averaging time selected is the one second exponential detector and if the 2nd History selection in the Setup menu is set to none you will be able to store for 240 seconds After 240 seconds the history will start erasing t
113. s will apply to all three channels and the sum channel All channels will have the same units The choices are m s cm 5 ft s in s g and dB 3 2 Tools Key HVM100 Manual NOTE The HVM100 uses a reference acceleration of 10 m s velocity refer ence 10 m s displacement reference 10 m or a reference of 10 m s velocity reference 10 m s displace ment reference 10 m to display acceleration velocity and displacement in dB units Please see the section in the RANGE key for details on changing the reference acceleration Integration Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the u and d arrow keys to navigate through the menu items NOTE Integration is a mathematical process of changing the displayed units from acceleration to velocity to displace ment Single integration changes the dis played parameter from acceleration to velocity by dividing the acceleration by 2nf i e ft s to ft s Double integra tion changes the parameter from accel eration to displacement by dividing the acceleration by 4120 i e m s to meters HVM100 Manual Integration applies only to the Vibration mode There is no integration available in the Hand Arm or Whole Body Modes Integration is the process of converting the data from acceleration which is the standard method of displaying the data into velocity and displacement Tools Key 3 3 NO
114. sor on the Left most position you want erased Press the R key and all positions to the right of the cursor including the cursor position will be erased If the cursor position is all the way to the left the entire screen will be erased NOTE The HVM100 will remember the previously selected character as you move positions If you enter a K in the Ist position when you use the r or 1 arrow key to move the next position you will begin from the RK Language Step 3 Use the and r arrow keys to select the position you want to change and use the u and d arrow keys to change the character in that position Step 4 When you have completed all the entries press the c key to return to the Tools menu You can now move onto the next header Header 2 by pressing thed arrow key Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the u and d arrow keys to navigate through the menu items NOTE To view each selection first press the c key and then press the r or arrow key to scroll through each selection The HVM100 can only store four different languages at one time Contact The HVM Programmer software can be used to used select and load these languages 3 12 The HVM100 has the ability to display and print in several different languages The choices are English Spanish Italian French German Portuguese Czech and Dutch Below is an example of one of the language o
115. sures in Hand Arm mode HVM100 Manual Range Key 4 5 NOTE The United Kingdom specified the 2 8 m s action value for single axis measurements X Y or Z The Physical Agents Directive 2002 44 EC for the European Union calls for a measurement of the vector sum of all three axes In this directive 2 5 m s is specified as the action level and 5 0 m s as the maximum allowable exposure limit Range Key HVM100 Manual Printing The PRINT key is the most efficient method for download ing data from the HVM100 Pressing the PRINT key will cause the HVM100 to stream formatted ASCII text to the instrument s serial port connector External Power NOTE The print key only works if you are currently in the History or Data menu Serial Port Input Connector Only the current data in the HVM100 can be printed To print a stored data file first recall the data file from memory using the recall key and then go through the printing process Printing to a Windows Hyperterminal Note that Vista doesn t have a serial terminal If one is needed to replace the functionality of HyperTerminal then there are several available for download one of which is PuTTY HVM100 Manual If using Window XP another option for retrieving data from your HVM100 is printing to a Windows hyperterminal connection Hyperterminal is a Windows application that is included with every version of Windows XP This is an optional inst
116. t 3 X BNC to Switchcraft CBL125 Cable Mini 4 pin to 4 pin Lemo female CBL158 Cable 4 pin Microtech to 4 pin Lemo male ADP060 Adapter hand accelerometer ADP061 Adapter handle accelerometer ADP062 Adapter clamp accelerometer ADP063 Adaptor palm accelerometer ADP064 HVM100 adapter kit ADPO80A Adapter hand accelerometer ADP081A Adapter handle accelerometer ADP082A Adapter clamp accelerometer ADPO84A Vibration adaptor kit including ADPO80A ADPO081A ADP082A and ADP063 080A09 Adaptor probe tip with 10 32 connector 080A 17 Adaptor triaxial mounting 080B16 Adaptor triaxial mounting for SENO24 and SEN025 with 5 40 thread CCS020 HVM100 hard shell carrying case CCS028 Soft case with belt clip for HVM100 PSA027 Power supply 90 264 VAC to 12 VDC Blaze software SWW BLAZE HVM for setup control and high speed data download HVManager software permits both users and manufacturers of vibrating equipment to create PC based vibration data bases containing data measured using an HVM100 Human Vibration Meter DNA Data Navigation and Analysis software for instrument control high speed data download data streaming with real time data display on PC advanced data graphic presentations and powerful report generation features HVM100 Manual HVM Programmer software available from Larson Davis can be used to programs the languages and update the firmware when new versions are avail
117. t is empty 1 full 0 empty M9 Reserved MIO Print HVM100 will print report MII Battery HVM returns current battery level volts M12 External Power HVM returns current external power level volts M13 Reserved M123459 Erase Setups Erases all setups HVM100 responds to command by count ing down from 9 to 0 while erasing setups final response is OK M123457 Erase Files Erases all files HVM100 responds to command by counting down from 9 to 0 while erasing HVM100 Manual Control Commands C 13 C 14 Control Commands HVM100 Manual APPENDIX Frequency Response Curves The following are typical frequency response curves for the HVM100 Specifications are subject to change without notice Numerical values given are typical Refer to specific calibration or test results for accurate data on a specific unit HVM100 Manual Frequency Response Curves D 2 a 3 c o Larson Davis Model 100 Serial Number 00103 Certificate of X Fa Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1e 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Fa weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E 1 00 3 162 10 0
118. ted up after having the serial number programmed the code will detect that the backup copies are blank and set them The following display will appear at this time This should happen before the unit leaves Larson Davis and the only time a user will see this message is if the backup copies are cleared After this is done the unit will continue to operate as normal This display lasts 3 seconds Serial Number Reset If for some reason the serial number gets corrupted the code will detect the problem and reset it from the backup copies the two backups need to match each other The following display will appear at this time Press the reset key to proceed After this is done the unit will continue to operate as normal This display lasts 3 seconds HVM100 Manual Serial Number Backup F 1 Failure of Serial Number Reset Note there is an extremely low If there is not a two of three agreement between any of the probability that this condition will serial number copies the following two displays will appear occur However it is documented in sequence for three seconds here for your reference Following this the meter will continue to boot as normal EXCEPT that none of the purchased options will be available Technical support from Larson Davis is required to remedy this situation F 2 HVM100 Manual A E E 4 AC Output Gan sonuit Raabe eee ea ee E IRURE E 4 AC
119. tems NOTE To view each selection first press the c key and then press the r or arrow key to scroll through each selection The AC DC outputs on the HVM100 are independent and simultaneous for all three channels First we will discuss the output in general and then give the specific settings for the AC DC outputs AC output is useful for frequency analysis by an external analyzer or for recording in a tape recorder The DC output Tools Key HVM100 Manual HVM100 Manual is useful for a chart recorder or to measure the voltage proportional to the RMS or peak value The DC output is updated according to the averaging time If the averaging time is set to slow the signal on the DC output pin for the selected channel will be updated once per second If the averaging time is set to 60 seconds the signal on the DC output pin for the selected channel will be updated once every 60 seconds Example Chart recorder output monitoring the DC output with an averaging time of 60 seconds The AC DC output connector is a 5 pin switchcraft connector located on the bottom edge of the instrument The pinout is as follows Tools Key 3 5 3 6 Description Ground X Axis AC DC Output Y Axis AC DC Output No Connection Z Axis AC DC Output The signal that is output on each pin is selectable for each channel The selections are the same for each channel We will list the X
120. ter sensitivity of 98 1 mV g The instrument s frequency response Wh weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E Attenuation dB 100 00 15 125 90 17 158 50 19 199 50 22 251 20 24 316 20 26 398 10 28 501 20 30 631 00 32 794 30 34 1000 00 37 1259 00 41 1585 00 45 1995 00 50 2512 00 56 l I I I 95 2 1 3 8 62 5 7 5 081 7 7 7 2 9 8 9 8 10 11 8 11 9 43 13 9 13 9 3162 00 62 3981 00 68 012 00 74 0 6310 00 80 0 7943 00 86 0 10000 00 92 0 MU HOeBUNDWERNHHOOHE CrRNASLOCeSANHKOCOOWM KWL Technician Craig Test Date Dec 08 1999 HVM100 Manual D 11 Larson Davis Model HVM100 Serial Number 00103 Certificate of X Wj Electrical Conformance This Type 1 Human Vibration Meter was calibrated using a reference 10 0 Hz sine wave at a level of 0 001 Vrms This calibration level is equivalent to 100 0 dB or 0 10 m s dB reference 1 6 m s with an accelerometer sensitivity of 98 1 mV g The instrument s frequency response Wj weighted 60 dB gain Direct input was then electrically tested as specified in ISO 8041 1990 E Attenuation dB 35 0 316 1 00 3 162 10 00 3162 100 0 3162 1000 Frequency Hz
121. the Analog AC and Analog DC outputs the output impedance of the HVM100 is 475 ohms For minimal error connect to instruments with an input impedance of greater than 100 000 ohms when making AC or DC output measure ments DC output sensitivity 5 mV dB typical The level varies between 0 Vdc to 1 0 AC DC Outputs E 3 AC Output AC Output Gain RANGE Gain Setting INPUT Maximum Signal Level Vrms Since the sensitivity is fixed at approximately 5 mV dB the DC output signal is not affected by the user s selection for display units or the user s selection of the dB reference value i e 10 m s or 10 m s The DC output is tied directly to the rms min max and peak values measured by the HVM100 therefore the DC output signal is not available if the instrument has been RESET If the instrument is in a RESET condition the DC output level will be at approximately 300 mV The DC output range covers the entire measurement range of the HVM100 In other words the DC output signal level is not affected by the gain settings The maximum signal produced by the AC output is approxi mately 0 5 Vrms However the maximum input level mea surable by the HVM100 is approximately 5 0 Vrms a difference of 20 dB Therefore in order for the HVM100 s AC output to function properly with each range i e gain settings of 0 20 40 and 60 dB the HVM100 s gain set tings also affect the AC output signal
122. tional to the min level displayed on the HVM100 max This signal will be a DC voltage with a level proportional to the max level displayed on the HVM100 peak This signal will be a DC voltage with a level proportional to the peak level displayed on the HVM100 rms gt This signal will be a DC voltage with a level proportional to the RMS sum level displayed on the HVM100 min This signal will be a DC voltage with a level proportional to the min sum level displayed on the HVM100 max This signal will be a DC voltage with a level proportional to the max sum level displayed on the HVM100 peak gt This signal will be a DC voltage with a level proportional to the peak sum level displayed on the HVM100 Tools Key 3 7 Only one selection can be made for each channel Channels Y and Z will have the same selection of settings The weighting selected can be independent for each channel Baud Rate Hint This setting is in the Tools menu To access the Tools menu press the TOOLS key and then use the u and d arrow keys to navigate through the menu items The Baud rate selection will allow you to communicate with the PC or the serial printer The choices are as follows NOTE To view each selection first press It is important that the setting on your computer or on the the c key and then press the r orlarrow serial printer match the Baud Rate setting
123. to change the characters When the correct sensitivity has been entered press the c key to confirm the change The entry procedure is the same for all channels and the screens will look the same The units for ICP and Direct are mV g rms the units for charge accelerometers are pC g rms Range Key HVM100 Manual Reference Acceleration Hint This setting is in the Range menu To access the Range menu press the RANGE key and then use the u and d arrow keys to navigate through the menu items NOTE To view each selection first press The HVM100 uses the following reference values to display the c key and then press the or arrow acceleration velocity and displacement in dB units key to scroll through each selection Acceleration 10 m s e Velocity 10 m s e Displacement 10 m The following reference values are also available for the user to select e Acceleration 10 m s e Velocity 10 m s Displacement 10 m Hand Arm Exposure Action Value Hint This setting is in the Range menu To access the Range menu press the RANGE key and then use the u and d arrow keys to navigate through the menu items NOTE To view each selection first press The Hand Arm exposure action value default is 2 8 m s but the c key and then press the r or arrow it can be changed to 2 5 4 0 or 5 0 m s While this value can key to scroll through each selection be changed in any mode it is only used for calculating expo
124. toring and Recalling Data Files and Setups 6 1 NOTE To purge all setup registers go to the Tools menu use the u and d arrow keys to select the Erase Setups selection Press the c key use the r arrow key to change the selection to Yes and press the c key again 6 2 Step 2 Press the STORE key LARSON DAVIS HVMT 00 eo Go STORE HISTORY DATA Oo RECALL 9 e ON OFF SETUP RANGE TOOLS Step 3 The display will prompt you to store a setup The flashing number in the lower right corner is refer ring to the setup register you are currently select ing Step 4 Select a setup register by pressing the u and d arrow keys until the desired selection appears STORE Key HVM100 Manual Storing a File HVM100 Manual Step 5 Press the 1 arrow key to scroll to the naming sec tion of the screen You can now enter a name for the setup Use the u and d arrows to select charac ters for the positions and the r and arrow keys to move to the different positions Step 6 Press the c key This will store the setup in the selected register and then place you back into the menu from which you started To recall a setup from the setup register see the next section in this manual on the RECALL key To store a data file Step 1 Press the DATA or HISTORY keys to enter a screen where data is being displayed Step 2 Press the STORE key LARSON DAVIS 00 STORE HISTORY DATA RUN PRINT

Download Pdf Manuals

Related Search

Related Contents

Lichaamsanalyse-weegschaal - Eks      Routeur WI-FI Miracast™ NFC IM10    取扱説明書 ローダウンプレート  CT7 User manual iss 3  "service manual"  GPS 72H  Documento Pdf  

Copyright © All rights reserved. Failed to retrieve file