Installation and User Manual
Contents
1. TLM8 e e e TLM8 TLM8 39 40 42 39 40 42 39 40 42 1 1 O 38 007 gt 9 gt t mo tt o mco l 1 1 1 l 1 L pr S as TTA eens 1 ER cel EET 1 e e e 77 max 500m 7 77 24 VDC Es N ar VIN TX e RS485 RS485 oO Ww 0 TX RS485 RS485 Q Q IX CONVLAU RX TES RX RX A used two terminating resistors are needed at the ends of the network Two 120 ohm resistors must be connected between the and terminals of the line on the terminal strip of the furthest instruments Should there be different instruments or converters refer to the specific manuals to determine whether it is necessary to connect the above mentioned resistors m If the RS485 network exceeds 100 metres in length or baud rate over 9600 are DIRECT CONNECTION BETWEEN RS485 AND RS232 WITHOUT CONVERTER Since a two wire RS485 output may be used directly on the RS 232 input of a PC or remote display or printer it is possible to implement instrument connection to an RS 232 port in the following manner INSTRUMENT RS232 RS485 gt RXD GND GND This type of connection allows A SINGLE instrument to be used in a ONE WAY N mode 27 AUTOMATIC DIAGNOSTICS OF LOAD DISTRIBUTION2. amp eure A Only use this function in systems where load distribution can be repeated with each change of weight for example liquid weighing Ave 5 0 default nD it enables load diagnostics SEREUS it displays the active channels status weight load percentage on each channel enabled channels and or channels in error fiEfirt P it displays stored load distributions weight load percentage on each channel it deletes stored load distributions confirmation is requested BUr EP press to proceed or press ESC to cancel ErSEt default 5 0 difference between the current and stored percentage beyond which the Er di AG alarm is triggered Ave 0 SE5 nO default aD it enables diagnostics on zero ErSEEU default 5 0 difference between the current and stored percentage beyond which the Er di AG alarm is triggered CNP 0 it displays current load distribution on zero and the one previously stored weigh load percentage on each channel Load diagnostics the instrument with stable weight calculates and stores the load percentage on each channel If under normal operation the load percentage error is higher than the value set in parameter Er SEE the display shows the Er di AG alarm alternated with the weight the alarm remains active also upon instrument power off press ENTER to cancel Diagnostics on zero when a zero setting i
3. Prt Eu it prints all events INFO MENU E GE tu e OPe active options are displayed SETPOINT PROGRAMMING From the weight display press to access the setpoint setting MENU ENTER to enter a menu confirm the data entry to modify the displayed figure or menu item 4 to select a new figure or modify the displayed menu item ESC to cancel and return to the previous menu X N 000000 fers cL R55 SEE 01 HYSEES SEE from 0 to max full scale default 0 Setpoint relay switching occurs when the weight exceed the value set in this parameter The type of switching is settable see section OUTPUTS AND INPUTS CONFIGURATION HYSEE from 0 to max full scale default 0 Hysteresis value to be subtracted from the setpoint to obtain contact switching for decreasing weight For example with a setpoint at 100 and hysteresis at 10 the switching occurs at 90 for decreasing weight These values are set to zero if the calibration is changed significantly see sections THEORETICAL CALIBRATION and REAL CALIBRATION WITH SAMPLE WEIGHTS 30 ALARMS nUCEL load cell detected check the connections ErCEL the load cell signal exceeds 39 mV the conversion electronics AD converter is malfunctioning ErCELr the references are not connected or are incorrectly connected the load cell is a 4 wire and there are no jumpers between EX and R
4. 7 C A2 aA 2 37
5. 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 oN Te Z N 5 Q gt gt z z z o 8 4 amp 8 2 85 Z3 amp g Q Q 4 e o 1 Y i i Z S 4 gt 1 S eco se Ol 4 L OUTPUTS max 115 VAC 150 mA INPUTS supply 5 24 VDC L J 12 24 VDC SUPPLY y J ANALOG RS485 OUTPUT TERMINALS LEGEND 1 LOAD CELL 1 SIGNAL 22 sLOAD CELL 7 SIGNAL LOAD CELLS 7 and 8 EXCITATION 2 CELL 1 SIGNAL 21 3 1 EXCITATION EX 24 LOAD CELLS 7 and 8 EXCITATION EX 4 LOAD CELLS 1 and 2 EXCITATION EX 25 LOAD CELL 8 SIGNAL 5 LOAD CELL 2 SIGNAL 26 LOAD CELL 8 SIGNAL 6 LOAD CELL 2 SIGNAL 27 OUTPUT No 1 7 LOAD CELLS REF SENSE 28 OUTPUT No 2 8 LOAD CELL 3 SIGNAL 29 OUTPUT No 3 9 LOAD CELL 3 SIGNAL 30 OUTPUT No 4 LOAD CELLS 3 and 4 EXCITATION 10 LOAD CELLS SHIELD vt ule None 11 LOAD CELLS 3 and 4 EXCITATION EX 32 OUTPUT COMMON 12 LOAD CELL 4 SIGNAL 33 INPUT No 1 VDC min 5 V 24 V 13 LOAD CELL 4 SIGNAL 34 INPUT No 2 VDC min 5 V max 24 V 14 LOAD CELL 5 SIGNAL 35 INPUT No 3 VDC min 5 V 24 V 15 LOAD CELL 5 SIGNAL 36 INPUT COMMON VDC 0 V LOAD CELLS 5 and 6 EXCITATION 2 37 ANALOG OUTPUT 020 or 4 20 mA 17 LOAD CELLS 5 and 6 EX
6. T Qualit certificato HOIMLI ELETTRONICA UNI EN ISO 9001 2008 SL CERTIFICAZIONE DEL SISTEMA DI GARANZIA DELLA QUALITA DELLA PRODUZIONE LAUMAS Elettronica S r l email laumas laumas it web http www laumas com Tel 39 0521 683124 Fax 39 0521 681091 Fabbricante metrico Prot N 7340 Parma R E A PR N 169833 Reg Imprese Via 1 Maggio 6 43022 Montechiarugolo PR Italy PR N 19393 Registro Nazionale Pile N ITO9060P00000982 Registro A E E C F P IVA ITO1661140341 N 1T08020000002494 Mecc PR 008385 Cap Soc Euro 10 400 int vers EC Konformitatserklarung EC Declaration of Conformity EC D claration de conformit EC Declaraci n de Conformidad EC Dichiarazione di conformit EC Conformiteitverklaring EC Declara o de conformidade EC Prohl en o shode EC Deklaracja zgodno ci Dichiarazione di Dichiariamo che il prodotto al quale la presente dichiarazione si riferisce conforme alle norme di conformit seguito citate Declaration of We hereby declare that the product to which this declaration refers conforms with the following conformity standards Declaraci n de Manifestamos en la presente que el producto al que se refiere esta declaraci n est de acuerdo con conformidad las siguientes normas Wir erkl ren hiermit dass das Produkt auf das sich diese Erklarung bezieht mit den nachstehenden Normen bereinstimmt D clar
7. 24 VDC PNP SERIAL PORTS RS485 BAUD RATE 2400 4800 9600 19200 38400 115200 HUMIDITY non condensing 85 STORAGE TEMPERATURE 30 C 80 C WORKING TEMPERATURE 20 C 60 C ANALOG OUTPUT 0 20 mA 4 20 mA max 300 ohm 16 bit 65535 divisions 0 10 V 0 5 V RELAY LOGIC OUTPUTS 5 max 30 VAC 60 VDC 150 mA 20 C 50 C c US WORKING TEMPERATURE Equipment to be powered by 12 24 VDC LPS or Class 2 power source ELECTRICAL CONNECTIONS BASIC INFORMATION tis recommended that the power supply negative pole be grounded 115 possible to supply up to 16 350 ohm load cells Connect terminal SUPPLY to the RS485 common of the connected instruments in the event that these receive alternating current input or that they have an optically isolated RS485 n case of an RS485 network with several devices it is recommended to activate the 120 ohm termination resistance on the two devices located at the ends of the network as described in the paragraph RS485 SERIAL CONNECTION WIRING DIAGRAM LOAD CELL 1 LOAD CELL 2 LOAD CELL 3 LOAD CELL 4 REF o m oj u l5 of ull ol ull 24844 8842 45 8842546 59995488 LOAD CELL 5 LOAD CELL 6 LOAD CELL 7 LOAD CELL 8
8. press to exit with no change press to make the current selection permanent and disable automatic detection In case a channel is not working you can move the load cell on a free channel in this screen press 4 or to select the new channel press ENTER and select with 4 Un or OFF to activate or deactivate it W After editing you must repeat equalization zero setting and calibration using a sample weight Qono S Crue Esteo A dEL CH manual selection of active channels is cancelled automatic detection on all channels is enabled Confirmation is requested BUr EP press ENTER to proceed or press ESC to cancel 15 EQUALIZATION At the end of the equalization you must perform the TARE WEIGHT ZERO SETTING and if necessary the REAL CALIBRATION REAL EQUALIZATION es Crus 6 es een um 1 Use a sample weight equal to at least 50 of the single load cell capacity EQuAL 0 unload the scale wait for stability and confirm by pressing ENTER EQuAL I place the sample weight on load cell 1 wait for stability and confirm by pressing ENTER EQuAL 2 place the sample weight on load cell 2 wait for stability and confirm by pressing ENTER Repeat the operation for each connected load cell If equalization is successfully completed the display shows URL d confirm by pressing ENTER to exit if an err
9. CHANGE FOR OTHER UNITS OF MEASURE Set in the parameter F5 EED the F SCALE value divided by the conversion coefficient from kg to the new unit of measure Example The 4 load cells of 1000 kg are placed under a scale for olive oil which has a specific gravity of 0 916 kg l Setting the F SCALE 4 x 1000 0 916 4367 the system works in liters of olive oil Also if you set the parameter Un iE L ErE see section SETTING UNITS OF MEASURE the system will display and print the symbol I instead of REAL CALIBRATION S CHANGE FOR OTHER UNITS OF MEASURE Load a known quantity of product litres on the scale equal to at least 5096 of the maximum amount that you must weigh and enter in the parameter UE the product loaded value in litres Also if you set the parameter Un L itr E see section SETTING UNITS OF MEASURE the system will display and print the symbol I instead of 20 OUTPUTS AND INPUTS CONFIGURATION E amp Cnr e 6 151 OUTPUTS The outputs are set by default as follows BPEn 5EE br 055 POSnEC OFF Possible operation modes normally open the relay is de energised and the contact is open when the weight is lower than the programmed setpoint value it closes when the weight is higher than or equal to the programmed setpoint value CLOSE normally closed the relay is energised and the contact is closed when the weight is lo
10. again the weight is set to zero the value is stored to the permanent memory Press A to display the value of the total weight reset by the instrument given by the sum of all of the previous zero settings DIAGNOSTICS ON ZERO if diagnostics on zero has been enabled the display shows the current load distribution and the weight value by pressing 4 and A the stored load distribution and the weight set to zero are displayed if the weight is zero and all channels OFF it means that no zero setting has yet been performed Press ENTER and select SAUYES 5Ru nO to store or not the current distribution and the zero mV values see section TEST Confirm by pressing ENTER to perform a new zero setting WARNING diagnostics on zero is performed only if the load distribution has been stored at least once ZERO VALUE MANUAL ENTRY es S Fs en 4 A a WARNING Perform this procedure only if it s not possible to reset the weighed structure tare for example because it contains product that cannot be unloaded Set in this parameter the estimated zero value from 0 to max 999999 default 0 43 REAL CALIBRATION WITH SAMPLE WEIGHTS amp amp Fs cen 4 uer cnc After having performed the THEORETICAL CALIBRATION EQUALIZATION and TARE WEIGHT ZERO SETTING this function allows correct calibration to b
11. current output test E voltage output test Millivolt Test NU CEL it displays the response signal of each load cell expressed in mV with three decimals Millivolt stored at zero setting only if HUE B 0 1 it displays the response signal of each load cell expressed in mV with three decimals see section TARE WEIGHT ZERO SETTING EVENTS LOG annon GE tnu e The instrument can store up to 50 events the oldest records are overwritten di 5 it displays the last 50 events stored starting from the most recent one eEr D zero setting from the calibration menu press ENTER to display the value set to zero FEED theoretical calibration press ENTER to display the full scale set FrER real calibration press to display the sample weight used tare setting via the keypad press ENTER to display the set value di AG load distribution error press ENTER to display the weight value that triggered the alarm press ENTER again to display the difference between the load percentage and the stored value RLL weight alarm press to display the alarm type dELr load distribution deletion EU equalization CHn modification or deletion of the manual selection of active channels dgEL EU it deletes stored events confirmation is requested SUrE P press to proceed or press ESC to cancel 29
12. set this filter according to the type of application and to the full scale value set FILTER VALUE Response times Display and serial port refresh ms frequency Hz 0 12 300 1 150 100 2 260 50 3 425 25 4 default 850 12 5 9 1700 12 5 6 2500 12 5 7 4000 10 8 6000 10 9 7000 5 A 6 600 The A filter can only be set if the instrument is connected to one load cell only ANTI PEAK When the weight is stable the anti peak filter removes any sudden disturbances with a maximum duration of 1 second Confirm the filter on the weight with RntP n anti peak filter enabled default AntPOF anti peak filter disabled ENTER 17 and select one of the following options ZERO PARAMETERS po e 4 Paea RESETTABLE WEIGHT SETTING FOR SMALL WEIGHT CHANGES SEE from 0 to max full scale default 300 considered decimals 300 30 0 3 00 0 300 this parameter indicates the maximum weight value resettable by external contact keypad or serial protocol AUTOMATIC ZERO SETTING AT POWER ON 0 from 0 to max 20 of full scale default 0 If at switch on the weight value is lower than the value set in this parameter and does not exceed the B 5EE value the weight is reset To disable this function set 0 ZERO TRACKING ErAC 0 from 1 to 5 default nDnE When the weight value is stable and after a second it deviates from ze
13. weights setpoint 0 and switching POS relay switching occurs for a weight higher than or equal to 0 the relay will switch again for values below 0 taking hysteresis into account setpoint 0 and switching nEC relay switching occurs for a weight lower than or equal to 0 the relay will switch again for values above 0 taking hysteresis into account 21 INPUTS Default input 1 CErd 2 nE LU X input 3 PERH Possible operation modes nE LU NET GROSS by closing this input for no more than one second it s making an operation of SEMI AUTOMATIC TARE and the display will show the net weight To display the gross weight again hold the NET GROSS input closed for 3 seconds 2 by closing the input for no more than one second the weight is set to zero see section WEIGHT ZERO SETTING FOR SMALL VARIATIONS SEMI AUTOMATIC ZERO PERH keeping the input closed the maximum weight value reached remains on display Opening the input the current weight is displayed PLC closing the input no operation is performed the input status may however be read remotely by way of the communication protocol L nt n closing the input for max one second the weight is transmitted over the serial connection according to the fast continuous transmission protocol only once only if LUnE n is set in the item 5Er RL COEFF when the input is closed the weight is displayed based on the set coefficient see setting
14. AD CELLS The load cells must be placed on rigid stable in line structures it is important to use the mounting modules for load cells to compensate for misalignment of the support surfaces PROTECTION OF THE CELL CABLE Use water proof sheaths and joints in order to protect the cables of the cells MECHANICAL RESTRAINTS pipes etc When pipes are present we recommend the use of hoses and flexible couplings with open mouthpieces with rubber protection in case of hard pipes place the pipe support or anchor bracket as far as possible from the weighed structure at a distance at least 40 times the diameter of the pipe 1 WELDING Avoid welding with the load cells already installed If this cannot be avoided place the welder ground clamp close to the required welding point to prevent sending current through the load cell body WINDY CONDITIONS KNOCKS VIBRATIONS The use of weigh modules is strongly recommended for all load cells to compensate for misalignment of the support surfaces The system designer must ensure that the plant is protected against lateral shifting and tipping relating to shocks and vibration windy conditions seismic conditions in the installation setting stability of the support structure EARTHING THE WEIGHED STRUCTURE By means of a copper wire with suitable cross section connect the cell upper support plate with the lower support plate then connect all the lower plates to a single earthing system Ele
15. CITATION EX 38 ANALOG OUTPUT 0 10 V 18 LOAD CELL 6 SIGNAL 39 5485 19 LOAD CELL 6 SIGNAL 40 5485 20 LOAD CELLS REF SENSE 41 SUPPLY 12 24 VDC SUPPLY 12 24 VDC 21 LOAD CELL 7 SIGNAL 42 RS485 SHIELD GND ANALOG OUTPUT COMMON If all the load cells used are 4 wire make a jumper between EX 10 and REF 7 and between EX 17 and REF 20 In case of difficulty connecting all the reference wires of the installed load cells simply connect those of the load cell located at the average distance from the instrument The reference wires not used must be individually isolated 27 KEYS AND SYMBOLS FUNCTIONS KEY Short press T d Into menus S Semi automatic zero Tare resetting Sane ool ERIS VOUS menu Giss Net gt Cross Select figure to be modified or go to previous menu item Modify selected figure or go e Weight print mV load cell test nex moni iem S Confirm or enter in Setting setpoint and hysteresis Setting general parameters press aay immediately followed by 9 Setting preset tare press m immediately followed by 2 es Load distribution display SYMBOL Function net weight semi automatic tare or preset tare zero deviation from zero not more than 0 25 divisions stability unit of measure kg unit of measure g not used The symbols ar
16. EF and between EX and REF ErCEL t the load cell is not connected or is incorrectly connected the number indicates the channel on which the error is detected Er QL the weight display exceeds 110 of the full scale Er Hd internal instrument converter failure check load cell connections if necessary contact technical assistance the weight exceeds the maximum capacity by 9 divisions Er maximum displayable value exceeded value higher than 999999 or lower than 999999 E weight too high zero setting not possible PU this message appears in the sample weight setting in real calibration after the fifth sample weight value has been entered Error the value set for the parameter is beyond the permitted values press ESCI to quit the setting mode leaving the previous value unchanged Examples a number of decimals is selected for full scale which exceeds the instrument s display potential value above the maximum setting value the weight value set in sample weight verification does not match the detected mV increase the analog output correction goes beyond the permitted limits bLUC lock active on menu item keypad or display SP It s not possible to display properly the number because is greater than 999999 or less than 999999 CE the current load cell has already been equalized press ENTERI to go back to the previous step and move the sample weight on the next load cell LURd sample wei
17. ENGLISH ENGLISH ENGLISH ENGLISH ISS ISS Installation and User Manual version 1 01 C 2004 108 EC EN55022 EN61000 6 2 EN61000 6 4 SYSTEM IDENTIFICATION KEY TO SYMBOLS Below are the symbols used in the manual to draw the reader s attention Warning Risk of electrocution Read the following indications carefully Further information N Warning This operation must be performed by skilled workers GUARANTEE 24 months from the delivery document date The guarantee covers only defected parts and includes the replacement parts and labour All shipping and packing costs are paid by the customer It is possible to have the repair in guarantee on condition that the returned product has not been transformed damaged or repaired without authorization No guarantee is applicable on returned products without the original label and or serial number No guarantee against misuse Batteries Laumas provides 1 year guarantee from the date of delivery note against material defects or battery manufacturing faults Disposal of Waste Equipment by Users in Private Households in the European Union This symbol on the product or on its packaging indicates that this product must not be disposed of with your other household waste It is your responsibility to dispose of your waste equipment by handing it over to a designated collection point for the recycling of waste electrical and electronic equipment The separate collection and recy
18. HT ZERO SETTING Check the calibration with sample weights and correct the indicated weight if necessary see section REAL CALIBRATION WITH SAMPLE WEIGHTS f the instrument HAS NOT BEEN CALIBRATED missing plant system identification tag proceed with calibration f the system uses load cells with different sensitivity perform real or theoretical equalization see section EQUALIZATION f load cells data are unknown follow the procedure in section REAL CALIBRATION WITH SAMPLE WEIGHTS Enter the rated data of load cells following the procedure given in section THEORETICAL CALIBRATION Reset to zero see section TARE WEIGHT ZERO SETTING Check the calibration with sample weights and correct the indicated weight if necessary see section REAL CALIBRATION WITH SAMPLE WEIGHTS f you use the analog output set the desired analog output type and the full scale value see section ANALOG OUTPUT f you use serial communication set the related parameters see section SERIAL COMMUNICATION SETTING f setpoint are used set the required weight values and the relevant parameters see sections SETPOINT PROGRAMMING and OUTPUTS AND INPUTS CONFIGURATION 11 PROGRAMMING OF SYSTEM PARAMETERS From the weight display press simultaneously keys MENU and ESC to access the parameter setting MENU ENTER to enter a menu confirm the data entry to modify the displ
19. P weight remote display program with setpoint After confirming the choice of the program except rEuEr and r the user must choose its approval state among the following possible choices nDELEL not approved program NJ LEGAL approved program single interval Dir 2009 23 EC art 1 LEGNI approved program multi interval Dir 2009 23 EC art 1 LEGfir approved program multiple range Dir 2009 23 EC art 1 Contact technical assistance to request the proper manual and the correct procedures for approval indicating mandatory hardware code and serial number see section INSTRUMENT COMMISSIONING By confirming the instrument is restored to default and data is erased If you do not have a specific manual for the newly set program you can request it to technical assistance KEYPAD OR DISPLAY LOCKING Press ESC immediately followed by A hold them down for about 5 seconds this operation is also possible via the MODBUS and ASCII protocols FrEE nolock HEY keypad lock if active when a key is pressed the message bL L is displayed for 3 seconds dg keypad and display lock if active the kaypad is locked and the display shows the instrument model weight is not displayed by pressing a key the display shows bL OC for 3 seconds 36 DECLARATION OF CONFORMITY C ALIM A amp SISTEMI DI PESATURA INDUSTRIALE CELLE DI CARICO Sistema di gestione M
20. T 589 kg TARE 289 kg TLM8 BASE Addr 01 GROSS 1204 kg NET 831 kg TARE 373 kg PEAK 2103 kg TLM8 BASE Addr 01 UNIT kg bar G TOS 1792 N 1195 1792 T 0 0 2 335 LOAD DISTRIBUTION PRINT Current distribution press the PRINT key from the SEREUS menu Current and stored distribution from the CAP and P menus keep pressed the PRINT key for more than 3 seconds while the weight is displayed CURRENT DISTRIBUTION TLM8 BASE Addr 01 CURRENT STATUS GROSS 2014 kg 1 23 5 5 2 2418 15 5 8 CH4 16 7 CH5 9 0 CH6 2 8 7 ERR CH8 OFF TLM8 BASE Addr 01 STORED MEMRIP GROSS 2014 kg 1 23 5 CH2 24 1 3 CH3 15 5 CH4 16 7 CH5 9 0 CH6 10 2 CH7 ERR CH8 OFF GROSS OLD 2050 kg CH1 25 5 3 2 22 1 CH3 16 5 CH4 16 7 CH5 9 0 CH6 OPE CH7 ERR CH8 OFF load cell connected but in error load cell not connected load cell connected but in error load cell not connected load cell connected but in error load cell not connected 34 A RESERVED FOR THE INSTALLER MENU LOCKING Through this procedure it s possible to block the access to any menu on the instrument Select the menu that you wish to lock N press ESC and 4 simultaneously for 3 seconds the display shows the left point on the text indi
21. a 4 20 mA output and in the PLC program wish to have 20 mA 8000 kg will set the parameter to 8000 CDr 0 analog output correction to zero if necessary adjust the analog output allowing the PLC to indicate 0 The sign can be set for the last digit on the left E g if use a 4 20 mA output and with the minimum analog setting the PLC or tester read 4 1 mA must set the parameter to 3 9 to obtain 4 0 on the PLC or tester Ur FS correction of analog output to full scale if necessary permit modification of the analog output by allowing PLC to indicate the value set in the parameter AnA FS E g if am using a 4220 mA output with the analog set to full scale and the PLC or tester reads 19 9 mA must set the parameter to 20 1 to get 20 0 on the PLC or tester 24 Minimum and maximum values which can be set for zero and full scale corrections ANALOG OUTPUT TYPE Minimum Maximum 0 10 V 0 150 10 200 0 5 V 0 150 5 500 0 20 mA 0 200 22 000 4 20 mA 0 200 22 000 NOTE the analog output may also be used in the opposite manner i e the weight setting that corresponds to the analog zero AnA 0 may be greater than the weight set for the analog full scale AnA F5 The analog output will increase towards full scale as the weight decreases the analog output will decrease as the weight increases For example AnA 0 10000 AnA FS 50 analog output 0 10 V Weightz 0 analog output 10V We
22. ates rt coe noH eo Ek RR aonais 13 TARE 2 5 rr trae van s 13 ZERO VALUE kde anc vga nna 13 REAL CALIBRATION WITH SAMPLE WEIGHTS eene 14 CONFIRMATION AND CHANGE OF ACTIVE CHANNELS 15 EQUALIZATION a e SG Ust eit hte 16 FILTER ON THE WEIGHT ihe et rre tttm en 17 AVAAN A md E N a 17 ZERO PARAMETERS toten tetur 18 RESETTABLE WEIGHT SETTING FOR SMALL WEIGHT CHANGES 18 AUTOMATIC ZERO SETTING AT POWER ON rera nnne tt ntnntn tenant ntnna nent 18 v4 my niece 18 SETTING UNITS OF hire tien aci des 19 DISPLAY COEFFICIENT c re ERR 19 OUTPUTS AND INPUTS CONFIGURATION rennen nnns 21 SEMI AUTOMATIC TARE NET GROSS renes 22 PRESET TARE SUBTRACTIVE TARE DEVICE rennen 23 SEMI AUTOMATIC ZERO WEIGHT ZERO SETTING FOR SMALL VARIATIONS 23 PEAK 24 ANALOG OUTPUT scat tete tru te hs eere iida i 24 SERIAL COMMUNICATION SETTING ree
23. ation de Nous d clarons avec cela responsabilit que le produit auquel se rapporte la pr sente d claration est conformit conforme aux normes cit es ci apr s Konformitats erklarung Timto prohlaSujeme ze vyrobek kter ho se toto prohlaSeni tyka je v souladu s nize uvedenymi normami ProhlaSeni o shode Wij verklaren hiermede dat het product waarop deze verklaring betrekking heeft met de hierna Conformiteit verklaring vermelde normen overeenstemt de Declaramos por meio da presente que o produto no qual se refere esta declara o corresponde s conformidade normas seguintes m Niniejszym o wiadczamy ze produkt kt rego niniejsze o wiadczenie dotyczy jest zgodny 2 PL Deklaracja zgodno ci y 9 VE d godny poni szymi normami o Models TLM8 Mark Applied EU Directive Standards C 2006 95 EC Not Applicable N A for VDC type Low Voltage Directive EN 61010 1 for 230 115 VAC type EN 55022 C 2004 108 EC EN 61000 6 2 EMC Directive EN 61000 6 4 EN 61000 4 2 3 4 5 6 C 2009 23 EC EN 45501 1992 initio NAWI Directive OIML R76 1 2006 only if mark is applied LAUMAS Elettronica s r l Montechiarugolo PR 25 05 2015 M Consonni
24. ayed figure or menu item 4 to select a new figure or modify the displayed menu item ESC to cancel and return to the previous menu THEORETICAL CALIBRATION es amp nur e 6 les een E Gens e e ln ur This function allows the load cell rated values to be set To perform the theoretical calibration set the following parameters in sequence FS EEU Default The system full scale is given by one cell capacity multiplied by the number of cells used Example 4 cells of 1000kg gt FULL SCALE 1000 x 4 4000 The instrument is supplied with a theoretical full scale value dEMQ corresponding to 10000 To restore factory values set 0 as full scale SEnS b Default 2 00000 mV V Sensitivity is a load cell rated parameter expressed in mV V Set the average sensitivity value indicated on the load cells It s possible 0 set a value between 0 50000 and 7 00000 mV V Example of 4 cell system with sensitivity 2 00100 2 00150 2 00200 2 00250 enter 2 00175 calculated as 2 00100 2 00150 2 00200 2 00250 4 di ul 5 The division resolution is the minimum weight increment value which can be displayed It is automatically calculated by the system according to the performed calibration so that it is equal to 1 10000 of full scale It can be changed and be variable between 0 0001 and 100 with x1 x2 x5 x10 increments cancelled and the theoretical calibration only is considered valid f
25. cates that this menu item is now locked If the operator tries to enter this menu the access is denied and the display shows bna MENU UNLOCKING press ENTER and A simultaneously for 3 seconds the display shows the left point on the text is off to indicate that this menu item is unlocked TEMPORARY MENU UNLOCKING 000000 AL bY press and lt simultaneously for 3 seconds it is now possible to enter and modify all menus including those which are locked By returning to weight display the menu lock is restored DATA DELETION AND PROGRAM SELECTION WARNING operations must only be performed after contacting technical assistance After each operation the display shows dUnE press ENTER to continue By pressing the procedure is cancelled and no changes are made Upon instrument power on hold down the ESC key until the display shows Pr Ob then proceed as follows CONSTANTS RESTORE does not erase the calibration confirm Pr Ob use arrow keys to select PASSU set code 6935 and confirm 35 PROGRAM SELECTION confirm Pr UG and use the arrow keys to select the desired program bASE basic program setpoint management only rEuEr to be used when the loaded weighing system correspond to not loaded cells and vice versa product increases while weight on load cells actually decreases i
26. cling of your waste equipment at the time of disposal will help preserve natural resources and protect human health and the environment For more information about where you can drop off your waste equipment for recycling please contact your local waste disposal Authority or the equipment retailer TABLE OF CONTENTS WARNINGS 1 RECOMMENDATIONS FOR CORRECT INSTALLATION OF WEIGHING INSTRUMENTS 1 RECOMMENDATIONS FOR CORRECT INSTALLATION OF THE LOAD CELLS 1 LOAD CELL INPUT TEST QUICK ACCESS eene 3 LOAD CELLE TESTING so outre 3 MAIN SPECIFICATIONS OF THE 4444 1 00 1 4 1 44 1 4 TECHNICAL SPECIFICATIONS 5 ELECTRICAL CONNECTIONS oe 6 BASIC INFORMATION 6 WIRING DIAGRAM an ES b occa re bebat cR ce acude 6 KEYS AND SYMBOES FUNCTIONS a 8 MAP 9 er 9 SYSTEM PARAMETERS 9 INSTRUMENT nnne tenete nennen 11 PROGRAMMING OF SYSTEM 8 1 12 THEORETICAL CALIBRATION cen 12 MAXIMUM CAPACITY
27. ctrostatic charges accumulated because of the product rubbing against the pipes and the weighed container walls are discharged to the ground without going through or damaging the load cells Failure to implement a proper earthing system might not affect the operation of the weighing system this however does not rule out the possibility that the cells and connected instrument may become damaged in the future It is forbidden to ensure earthing system continuity by using metal parts contained in the weighed structure FAILURE TO FOLLOW THE INSTALLATION RECOMMENDATIONS WILL BE CONSIDERED A MISUSE OF THE EQUIPMENT OK OK NO A s 2 a x 2 M 11 VA 2 4 T q 74 N AE Pi iie aac Lee AF 23 zz Es Ty CRT LEE TER ey 2 8 0 27 een ie pul LOAD CELL INPUT TEST QUICK ACCESS ES 33 ucc From the weight display press for 3 seconds the top of the display shows the gross weight the bottom shows the response signal of each load cell expressed in mV with three decimals Example a load cell with 2 000 mV V sensitivity provides a response signal between 0 and 10 mV LOAD CELL TESTING Load cell resistance measurement use a digital multimeter Turn off the instrument The value between the positive signal wire and the negative signal wire mu
28. e activated in sequence within the menus to indicate that the display is not showing a weight MENU MAP Into menus changes are applied right after pressing the ENTER key no further confirmation is required SETPOINT SYSTEM PARAMETERS NASS goo000 GA 33 9 e g uni E 0 Dut in 3 9 Au 69 35 Pre EU di5 EU dEL EU S S 10 INSTRUMENT COMMISSIONING Upon switch on the display shows in sequence 111111 999999 ONLY in case of approved program instrument model e g ELAB 50 followed by the software code e g 50 100 program type bASE base followed by the software version e g r 1 0D D 1 HU followed by the hardware code e g HU BUD Serial number e g 1005 15 Check that the display shows the weight and that when loading the load cells there is an increase in weight If there is not check and verify the connections and correct positioning of the load cells If the instrument has already been theoretical CALIBRATED plant system identification tag present on the instrument and on the cover load cell s rated data already entered f the system uses load cells with different sensitivity perform a real or theoretical equalization see section EQUALIZATION Reset to zero see section TARE WEIG
29. e done using sample weights of known value and if necessary any deviations of the indicated value from the correct value to be corrected Load onto the weighing system a sample weight which must be at least 50 of the maximum quantity to be weighed By confirming the message UE GHE the flashing value of the weight currently on the system is displayed In this phase all of the symbols are off Adjust the value on display by using the arrow keys if necessary After confirming the new set weight will appear with all the symbols flashing After an additional confirmation the message UE will be restored and by repeatedly pressing the key ESC the weight will once again be displayed Example for a system of maximum capacity 1000 kg and 1 kg division two sample weights are available one of 500 kg and the other one of 300 kg Load both weights onto the system and correct the indicated weight to 800 Now remove the 300 kg weight the system must show 500 remove the 500 kg weight too the system must read zero If this does not happen it means that there is a mechanical problem affecting the system linearity WARNING identify and correct any mechanical problems before repeating the procedure that the theoretical calibration is currently in use otherwise the real calibration based on sample weights is in use f the correction made changes the previous full scale for more than 2096 all the parameters with settable weight
30. e provided that the P EArE S max capacity condition is verified By default the instrument shows the last programmed preset tare value to apply it press A and then ENTER After setting the tare value going back to the weight display the display shows the net weight subtracting the preset tare value and the NET symbol lights up to show that a tare has been entered To delete a preset tare and return to gross weight display hold down TARE for about 3 seconds or keep the NET GROSS input if any closed for the same length of time 3 seconds The preset tare value is set to zero The NET symbol is turned off when the gross weight is displayed once again While the net weight is displayed keep pressed to display the gross weight When the key is released the net weight will be displayed again ACCESS THE ENTER PRESET TARE FUNCTION F A PRESET TARE IS ENTERED IT S STILL POSSIBLE TO ACCESS THE SEMI AUTOMATIC TARE NET FUNCTION THE TWO DIFFERENT TYPES OF TARE ARE ADDED M IF A SEMI AUTOMATIC TARE NET IS ENTERED IT IS NOT POSSIBLE TO ALL THE SEMI AUTOMATIC TARE NET AND PRESET TARE FUNCTIONS WILL BE LOST WHEN THE INSTRUMENT IS TURNED OFF SEMI AUTOMATIC ZERO WEIGHT ZERO SETTING FOR SMALL VARIATIONS By closing the SEMI AUTOMATIC ZERO input the weight is set to zero alternatively by pressing the O key for less than 3 seconds the 5EUr E message is displayed fo
31. eight the remote display shows the net weight alternated with the message nEE Pri atr printer bAud transmission speed 2400 4800 9600 19200 38400 115200 default 9600 Addr instrument address from 1 to 99 default 1 HErte maximum transmission frequency 10 20 30 40 50 60 70 80 100 200 300 default 10 to be set when the n transmission protocol is selected Maximum setting frequency 20 Hz with minimum baud rate 2400 baud 40 Hz with minimum baud rate 4800 baud 80 Hz with minimum baud rate 9600 baud 100 Hz with minimum baud rate 19200 baud 200 Hz with minimum baud rate 38400 baud 300 Hz with minimum baud rate 38400 baud dELAY delay in milliseconds which elapses before the instrument replies from 0 to 200 ms default 0 PRritM n nE no parity default EUEn even parity Ddd odd parity stop bit 1 2 default 1 number of copies 1 9 default 1 EMPEY number of blank lines between one printout and the next HEAdEr printing of custom heading from PC YES nU default 0 connected printer type P190 SERUP SEAUE For more information about protocols and methods of communication request the proper manual to technical assistance 226 RS485 SERIAL COMMUNICATION
32. ght was not loaded or is too light Erdi AG the load percentage error is higher than the value set in parameters Er SEE or Er SEED press ENTER to cancel the alarm gross weight equal to zero the semi automatic tare operation cannot be performed 31 Serial protocol alarms ErCEr Er Er Ad Er OF E MODE Bit LSB 76543210 76543210 76543210 76543210 76543210 The response to the 1 xxxxxlxx gross zero command is a Status 1 Value not valid error Register Of net error code 3 MODBUS RTU ASCII O F O L O F O L amp aa CR RIP O F O L O F O L O F O F HDRIP N ERCEL ER OL ER AD _ER_OF O SET CONTIN ERCEL ER OL ER AD NADASA _ER_OF O SET For RIP remote displays if the message exceeds 5 digits the display reads With an alarm the relays open and the analog outputs go to the lowest possible value according to the following table RANGE 0 20 mA 4 20 mA 0 5 V 0710 V Output value 0 2 mA 3 5 mA 0 5 V 0 5 V 32 PRINTING EXAMPLES If the printer has been set see section SERIAL COMMUNICATION SETTINGS from the weight display press the PRINTI key BASIC PRINTOUT TLM8 BASE Addr 01 GROSS 878 kg NE
33. ight 5000 kg analog output 5V Weight 10000 kg analog output 0V SERIAL COMMUNICATION SETTING oom Hlo JAA ben nc Esas nUn it disables any type of communication default fiadbUS MODBUS RTU protocol possible addresses from 1 to 99 see Communication protocols manual RB5L ASCII bidirectional protocol possible addresses from 1 to 99 see Communication protocols manual MQdv6o Ed L nt n continuous weight transmission protocol see Communication protocols manual at the frequency set in item from 10 to 300 E set EY nUnE SEUP 1 fi d Ed set PAri EY SEOP 1 P continuous weight transmission protocol to RIP5 20 60 RIPSOSHA RIPLED series remote displays the remote display shows the net weight or gross weight according to its settings set bAUd 9600 PRe ES nUnE SEGP 1 Hdri P continuous weight transmission protocol to RIP675 RIP6125C series remote displays the remote display shows the net weight or gross weight according to its settings set bAUd 9600 PRe ES SEGP 1 Pn continuous weight transmission protocol to RIP675 RIP6125C series remote displays set bAUd 9600 ES nUnE 5EDP 1 When the remote display is set to gross weight ifthe instrument displays the gross weight the remote display shows the gross weight 25 if the instrument shows the net w
34. of the units of measure and coefficient otherwise the weight is displayed Pri nEr when the input is closed the data are sent for printing if in the communication protocol of either serial port the parameter Pri ntr is set SEMI AUTOMATIC TARE NET GROSS Nj THE SEMI AUTOMATIC TARE OPERATION IS LOST UPON INSTRUMENT POWER OFF To perform a net operation SEMI AUTOMATIC TARE close the NET GROSS input or press the TARE key for less than 3 seconds The instrument displays the net weight just set to zero and the NET symbol lights up To display the gross weight again keep the NET GROSS input closed or press TARE for 3 seconds This operation can be repeated many times by the operator to allow the loading of several products Example Put the box on the scale the display shows the box weight press the display shows the net weight to zero introduce the product in the box the display shows the product weight This operation can be repeated several times While the net weight is displayed keep pressed to display gross weight When the key is released the net weight will be displayed again The semi automatic tare operation is not allowed if the gross weight is zero the display shows 2 2222 PRESET TARE SUBTRACTIVE TARE DEVICE 00000 89 W It is possible to manually set a preset tare value to be subtracted from the display valu
35. or occurs the display shows FAI LEd confirm by pressing ENTER and repeat the procedure THEORETICAL EQUALIZATION Goo 6J S Fs kea 4 Eso Enea 5En5 1 5En5 B set the sensitivity for each load cell leaving it at O for non active channels EQUALIZATION COEFFICIENTS 0000 55 0 4 Cum 1 it displays the equalization coefficients calculated for each active channel EQUALIZATION DELETION es E es een 4 Confirmation is requested bUr EP press ENTER to reset the equalization or press ESC to cancel the command 16 FILTER ON THE WEIGHT po tnu e A Freer Setting this parameter allows a stable weight display to be obtained To increase the effect weight more stable increase the value from 0 to 9 default 4 As seen in the diagram By confirming the Fi LEEr message the currently programmed filter value is displayed By changing and confirming the value the weight is displayed and it will be possible to experimentally verify its stability If stability is not satisfactory confirming brings back the message LEEr and the filter may be modified again until an optimum result is achieved The filter enables to stabilise a weight as long as its variations are smaller than the corresponding response time It is necessary to
36. ored CUEFF max settable value 99 9999 default 1 0000 will have different meanings according to the value set in un E i e the selected unit of measure see section SETTING UNITS OF MEASURE 19 If the unit of measure chosen is Lb pounds the value set in COEFF will be multiplied by the weight value currently displayed nEUEon newton the value set in COEFF will be multiplied by the weight value currently displayed LI litres in COEFF set the specific weight in kg l assuming that the system is calibrated in kg bAr bar the value set in COEFF will be multiplied by the weight value currently displayed RETI atmosphere the value set in COEFF will be multiplied by the weight value currently displayed Pi ECE pieces in COEFF set the weight of one piece nEU newton metres the value set in COEFF will be multiplied by the weight value currently displayed Hi LO fi kilogram metres the value set in COEFF will be multiplied by the weight value currently displayed OEHEr generic unit of measure not included in the list the value set in COEFF will be multiplied by the weight value currently displayed value If you want to convert them to the new unit of measurement perform one of the following procedures for changing the system calibration The parameter COEFF must remain set to 1 0000 y WARNING All other settings setpoint hysteresis calibration are expressed in weight THEORETICAL CALIBRATION S
37. r 3 seconds by pressing ENTER the weight is set to zero This function is only allowed if the weight is lower than the 0 SEE value see section RESETTABLE WEIGHT SETTING FOR SMALL WEIGHT CHANGES otherwise the alarm BUD appears and the weight is not set to zero The zero setting is lost upon instrument power off 223 PEAK By keeping the PEAK input closed the maximum weight value reached remains displayed By opening the input the current weight is displayed If you wish to use this input to view a sudden variation peak set the FILTER ON THE WEIGHT to 0 ANALOG OUTPUT 09 4 ESPE it selects the analog output type 4 20 mA 0 20 mA 0 10 V 0 5 V 10 V 5 V default 4 20 mA fiQdE choice of a weight followed by the analog output gross bc 055 or net nEE If the net function is not active the analog output varies according to gross weight set the weight value for which you wish to obtain the minimum analog output value Only set a value different from zero if you wish to limit the analog output range for instance for a full scale value of 10000 kg you require an 4 mA signal at 5000 kg and 20 mA at 10000 kg in this case instead of zero set 5000 kg HnH FS set the weight value for which you wish to obtain the maximum analog output value it must correspond to the value set in the PLC program default calibration full scale E g if am using
38. rated Profibus DP DeviceNet CANopen Profinet IO Ethernet IP Ethernet TCP IP Modbus TCP RS232 RS485 SERCOS PowerLink CC Link output 8 independent channels automatic detection of connected load cells Digital equalization load cell response uniformed via software Load distribution graph showing the weight percentage on each load cell Automatic diagnostics load distribution check to detect any faults Events log storage of the last 50 events calibrations zero settings errors equalizations Alarm Relay outputs can be set to switch in case of alarm TECHNICAL SPECIFICATIONS POWER SUPPLY and CONSUMPTION VDC 12 24 VDC 10 5 W NO OF LOAD CELLS IN PARALLEL and SUPPLY max 16 350 ohm 5 VDC 240 mA LINEARITY ANALOG OUTPUT LINEARITY lt 0 01 F S 0 01 5 THERMAL DRIFT ANALOG OUTPUT THERMAL DRIFT lt 0 0005 F S C lt 0 003 96 F S C A D CONVERTER 8 channels 24 bit 16000000 points 4 8 kHz DIVISIONS with measurement range 10 mV sens 2 mV V MEASUREMENT RANGE 39 mV MAX SENSITIVITY OF USABLE LOAD CELLS 7 mVN MAX CONVERSIONS PER SECOND 600 conversions second DISPLAY RANGE 999999 NO OF DECIMALS DISPLAY INCREMENTS 0 4 1 2 5 10x20 x 50 x 100 DIGITAL FILTER READINGS PER SECOND 0 006 7 s 5 600 Hz RELAY LOGIC OUTPUTS 5 max 115 VAC 150 mA LOGIC INPUTS N 3 optoisolated 5
39. ro by a figure in divisions smaller or equal to the figure in divisions set in this parameter the weight is set to zero To disable this function set nUnE Example if the parameter d UI 5 is set to 5 and Er Rc 0 is set to 2 the weight will be automatically set to zero for variations smaller than or equal to 10 di Ui 5 x Er AC D 18 SETTING UNITS OF MEASURE EJ GE Cru Esten These are the available units of measure HI LOG kilograms L grams E tons Lb pounds nEUEon newtons Li ErE litres bAr bars AEN atmospheres PIELE nmEU fi newton metres Hi LO fi kilogram metres other generic units of measure not included in the list If the print function is enabled the symbol corresponding to the selected unit of measure will be printed after the measured value For the units marked with it s possible to set also the display coefficient parameter COEFF see the related section To use COEFF is necessary to enable it closing the CUEFF input see section OUTPUTS AND INPUTS CONFIGURATION DISPLAY COEFFICIENT 9 4 By setting the coefficient COEFF the display is changed accordingly If one of the inputs is set to COEFF mode see section OUTPUTS AND INPUTS CONFIGURATION when the input is closed the value will be displayed modified according to the CUEFF coefficient when the input is opened the standard weight display will be rest
40. s performed from the CAL b menu the instrument calculates the load percentage on each channel diagnostics on zero is performed only if the load distribution has been stored at least once see section TARE WEIGHT ZERO SETTING If with unloaded system the load percentage error is higher than the value set in parameter Er SEED the display shows the Er d AG alarm alternated with the weight the alarm remains active also upon instrument power off press ENTER to cancel Example of current load distribution display the top of the display shows the weight on the scale the bottom shows the load percentage on each active channel This screen can also be accessed directly from the weight display by pressing the key 28 TEST Goo E Cris Load distribution SEREUS it displays the active channels status weight load percentage on each channel enabled channels and or channels in error This menu can also be accessed directly from the weight display by pressing the TEST key Input Test n ensure that for each open input D is displayed 115 displayed when the input is closed Output Test Dut setting O ensure that the corresponding output opens Setting ensure that the corresponding output closes Analog Output Option Test AnAL 06 It allows the analog signal to range between the minimum and the maximum values starting from the minimum
41. st be equal or similar to the one indicated in the load cell data sheet output resistance The value between the positive excitation wire and the negative excitation wire must be equal or similar to the one indicated in the load cell data sheet input resistance Load cell voltage measurement use a digital multimeter on the instrument Take out the load cell to be tested from underneath the container or alternatively lift the container support Make sure that the excitation of two wires of the load cell connected to the instrument or amplifier is 5 VDC 3 Measure the response signal between the positive and the negative signal wires by directly connecting them to the tester and make sure that it is comprised between 0 and 0 5 mV Apply load to the cell and make sure that there is a signal increment IF ONE OF THE ABOVE CONDITIONS IS NOT MET PLEASE CONTACT THE TECHNICAL ASSISTANCE SERVICE MAIN SPECIFICATIONS OF THE INSTRUMENT Weight transmitter with 6 wire load cells inputs suitable for assembly on back panel fitted Omega DIN rail Dimensions 148x92x60 mm STN transmissive LCD graphic display white on blue 128x64 pixel resolution backlit 60x32 mm viewing area 5 key membrane keypad 16 bit analog output tension or current RS485 serial port for connection to PC PLC up to 32 instruments max 99 with line repeaters by ASCII Laumas ModBus R T U protocol remote display printer Optional integ
42. te nennen 25 RS485 SERIAL COMMUNICATION eerte rra ntnnt ntn 27 DIRECT CONNECTION BETWEEN RS485 AND RS232 WITHOUT CONVERTER 27 AUTOMATIC DIAGNOSTICS OF LOAD DISTRIBUTION nnn 28 EVENTS di uei ete apta erii ea Lact 29 INFO MENU adnot detta tue ortu a fuisset 30 SETPOINT 2 tnn nnne tnnt tenent ntn tnn 30 ALARMS eet suo id RR Ci enemas d fase 31 PRINTING EXAMPLES Do 33 RESERVED FOR THE INSTALLER reete tnnt nnn enenatis 35 dz je cec 35 eee ace a 35 TEMPORARY MENU UNE OGKING tents 35 DATA DELETION AND PROGRAM SELECTION eere 35 KEYPAD OR DISPLAY LOCKING cnt ictu teta Eier ideo ree cac racine ie bin ter rv deis 36 DECLARATION OF CONFORMITY C utn edu 37 USER WARNINGS RECOMMENDATIONS FOR THE PROPER USE OF WEIGHING INSTRUMENT Keep away from heat sources and direct sunlight Repair the instrument from rain except special IP versions not wash with water jets except special IP versions Do not dip in water not spill liquid on the instrument Do not use sol
43. the theoretical full scale and the recalculated full scale in real calibration see section REAL CALIBRATION WITH SAMPLE WEIGHTS are equal this means that the calibration currently in use is theoretical if they are different the calibration in use is the real calibration based on sample weights By modifying the theoretical full scale the sensitivity or divisions and all the system s parameters containing a weight value will be set to default values setpoint hysteresis etc U By modifying the theoretical full scale the sensitivity or divisions the real calibration is 12 MAXIMUM CAPACITY booom 5 E Cui amp 6 Fs cen 4 55 NASS Maximum displayable weight from 0 to max full scale default 0 When the weight exceeds this value by 9 divisions the display shows 777 To disable this function set 0 TARE WEIGHT ZERO SETTING booom e E Crue 6 Fs cen This menu may also be accessed directly from the weight display holding down the gt 0 lt key for 3 seconds Perform this procedure after having set the THEORETICAL CALIBRATION data Use this function to set to zero the weight of the empty system after commissioning and then later on to compensate zero variations due to the presence of product residues Procedure Confirm the message 2Er 0 by pressing ENTER The weight value to be set to zero is displayed In this phase all of the symbols are flashing Confirming once
44. values are reset to default values U f theoretical full scale and recalculated full scale in real calibration are equal it means LINEARISATION OPTION ON MAX 5 POINTS It is possible to perform a linearisation of the weight repeating the above described procedure up to a maximum of five points using five different sample weights The procedure ends by pressing the button or after entering the fifth value at this point it will no longer be possible to change the calibration value but only to perform a new real calibration To perform a new calibration should return to the weight display and then re entering into the calibration menu By pressing A after having confirmed the sample weight that has been set the full scale appears recalculated according to the value of the maximum sample weight entered and making reference to the cell sensitivity set in the theoretical calibration BEn5 b 14 CONFIRMATION AND CHANGE OF ACTIVE CHANNELS After performing the calibration and verifying that the system works properly you can confirm the channels automatically detected by the instrument in this way in case of accidental interruption of the cable of one or more load cells the instrument displays the E CEL alarm Automatic load cells detection is enabled by default on all 8 channels of the instrument Qono 9 S Cni e JE Fs eco A SEL CH the display shows the automatically detected channels
45. vents to clean the instrument Do not install in areas subject to explosion hazard except special Atex versions RECOMMENDATIONS FOR CORRECT INSTALLATION OF WEIGHING INSTRUMENTS The terminals indicated the instrument s wiring diagram to be connected to earth must have the same potential as the weighed structure same earthing pit or earthing system If you are unable to ensure this condition connect with an earthing wire the terminals of the instrument including the terminal SUPPLY to the weighed structure The cell cable must be individually led to its panel input and not share a conduit with other cables connect it directly to the instrument terminal strip without breaking its route with support terminal strips Use RC filters on the instrument driven solenoid valve and remote control switch coils Avoid inverters in the instrument panel if inevitable use special filters for the inverters and separate them with sheet metal partitions The panel installer must provide electric protections for the instruments fuses door lock switch etc It is advisable to leave the equipment always switched on to prevent the formation of condensation MAXIMUM CABLE LENGTHS 5485 1000 metres with AWG24 shielded and twisted cables Analog current output up to 500 metres with 0 5 mm cable Analog voltage output up to 300 metres with 0 5 mm cable RECOMMENDATIONS FOR CORRECT INSTALLATION OF THE LOAD CELLS INSTALLING LO
46. wer than the programmed setpoint value it opens when the weight is higher than or equal to the programmed setpoint value SEE the contact will switch on the basis of weight according to setpoint see section SETPOINT PROGRAMMING PLC the contact will not switch on the basis of weight but is controlled by remote protocol commands SERBLE relay switching occurs when the weight is stable Rr relay switching occurs when one of the following alarms is triggered ErCEL ErCELr 1 Ec DL Er 77777 Er the operation mode is forced to CLOSE normally closed If the operation mode SEE is selected the following options are also active br 055 the contact will switch on the basis of gross weight nEE the contact will switch on the basis of net weight If the net function is not active the contact will switch on the basis of gross weight P USnEL relay switching occurs for both positive and negative weight values PDS relay switching occurs for positive weight values only nEL relay switching occurs for negative weight values only By confirming with ENTERI the setpoint operation can be set to the value 0 OFF relay switching will not occur if the setpoint value is 0 setpoint 0 and switching 05 relay switching occurs when the weight is 0 the relay will switch again when the weight is different from zero taking hysteresis into account both for positive and for negative
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