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Operating Manual EMGZ621A 

Digital microprocessor controlled 

Double Channel Tension Measuring Amplifier 

 
 

Version 1.12  02/2007  ff 

Firmware Version: ab 2.01 

GSD Version ab 1.00 

Hardware Rev. D 

 
 
 
 
 

This operation manual is also available in German. 

Please contact your local representative. 

 
 

Diese Bedienungsanleitung ist auch in Deutsch erhältlich. 

Bitte kontaktieren Sie die Vertretung im zuständigen Land. 

 
 
 
 
 
 
 
 
 
 
 
 

© by FMS Force Measuring Systems AG, CH-8154 Oberglatt – All rights reserved. 

Summary of Contents for EMGZ621A

Page 1: ...are Version ab 2 01 GSD Version ab 1 00 Hardware Rev D This operation manual is also available in German Please contact your local representative Diese Bedienungsanleitung ist auch in Deutsch erh ltli...

Page 2: ...ng pages must be followed strictly Local installation regulations are to preserve safety of electrical equipment They are not taken into consideration in this operating manual However they have to be...

Page 3: ...tings 17 9 Parametrization 18 9 1 Schematic Diagram of Parametrization 18 9 2 List of the system parameters 19 9 3 List of the parameters EMGZ621A 19 9 4 Description of the system parameters 20 9 5 De...

Page 4: ...to the main board of the electronic unit if required That way the possibilities of the electronic unit can be extended easily 3 System Components An EMGZ621A system consists of the following componen...

Page 5: ...MGZ621A The electronic unit amplifies the mV signals depending on configuration The resulting feedback values are shown in the display in N lbs if required In addition the feedback values are provided...

Page 6: ...The force sensors can be wired using 4 wire circuit or 6 wire circuit This allows accurate control of the bridge excitation even with very long cabling The power supply is equipped with current contro...

Page 7: ...ogue outputs signal level gain switching required linking by interface etc Draw your final wiring diagram according to the wiring diagram refer to 7 2 Wiring diagram Install and wire all your componen...

Page 8: ...Operating Manual EMGZ621A 8 6 Dimensions fig 3 Dimensions E611002e...

Page 9: ...uipment They are not taken into consideration in this operating manual However they have to be followed strictly Caution Bad earth connection may cause electric shock to persons malfunction of the tot...

Page 10: ...handling may damage the fragile electronic equipment Don t use rough tools such as screwdrivers or pliers Touch processor board as little as possible Touch earthed metal part to discharge static elec...

Page 11: ...Operating Manual EMGZ621A 11 7 2 Wiring Diagram fig 6 Wiring diagram EMGZ621A E621A0011e...

Page 12: ...o wiring diagram channel 1 If wiring is made using 6 wire circuit ref to wiring diagram channel 2 the solder bridges must be modified ref to 8 2 Configuring the electronic unit Force sensor excitation...

Page 13: ...Operating Manual EMGZ621A 13 8 Operating 8 1 View of the Operating Panel fig 7 Operating panel EMGZ621A E621A007 fig 8 Main operating menu EMGZ621A E621A005e...

Page 14: ...r Sensitivity FMS force sensors 1 8mV V default Scale output 1 4 Which tension feedback refers to 10V resp 20mA Config output 0 10V and 0 20mA default or 0 10V and 4 20mA or 10V 10V Notice With a tens...

Page 15: ...the procedure written above with special function Find offset B fig 8 The electronic unit calculates automatically the new offset value for channel B The display will return to the main operating menu...

Page 16: ...Gain value will be calculated by the following formula and then inputted in the parameters Gain A Gain B refer to 9 5 Description of the parameters EMGZ621A fig 10 Force vectors in the FMS force meas...

Page 17: ...etting the limit switches The measuring amplifier provides 3 limit switches which can be tapped at the digital outputs The limit switches are actuated when the feedback value exceeds Max Limit A B res...

Page 18: ...r changing mode is activated by pressing the PARA key for 3 seconds The required module is then searched with the keys and selected with the PARA key fig 11 Each module has its own parameter set Gener...

Page 19: ...N 1 9999 1000 Unit of sensor N kN cN N Sensitivity mV V 0 1 3 0 1 8 Min limit 1 2 0 Max limit 1 2 0 A B limit 1 2 Lowpass output 1 A B Hz 0 1 200 0 10 0 Scale output 1 A B 1 2 Config output 1 A B 0 20...

Page 20: ...ic unit provides a lowpass filter to prevent noise which is added to the integrated display This parameter stores the cut off frequency The lower the cut off frequency the more sluggish the output sig...

Page 21: ...s the value determined with special function Calibration A or you must input a value calculated using the formulas written under 8 3 Calibrating the measuring amplifier if the material tension cannot...

Page 22: ...It is printed to the nameplate of the force sensors Range N kN cN Default N Sensitivity Use This parameter stores the sensitivity of the force sensors that means how much signal per volt excitation th...

Page 23: ...uency The lower the cut off frequency the more sluggish the output signal on the terminals will be ref to wiring diagram fig 6 Due to this filter the output signal will be much more stable in the case...

Page 24: ...ntical with Lowpass output 1 but the filter acts to the output 3 A Scale output 3 A Use Identical with Scale output 1 but the parameter acts to the output 3 A Configuration output 3 A Use Identical wi...

Page 25: ...parameters may result in heavy malfunctions Therefore these settings should be made by specially trained personnel only The service mode is activated by pressing the and keys for 3 seconds Generally...

Page 26: ...Operating Manual EMGZ621A 26 10 Serial Interface RS232 Optional...

Page 27: ...e bracket inside the housing clamps directly to the shield If the bracked clamps to the plastic mantle no grounding is done Therefore the plastic mantle has to be fixed only with the PG gland referrin...

Page 28: ...definitely in the whole PROFIBUS network Therefore no other PROFIBUS device in the network may use the same address The address has to be between 2 125 The PROFIBUS address is set with the system par...

Page 29: ...wise there may be problems while setup Version numbers of firmware and GSD file are printed to the cover page of this opeating manual 12 2 EMGZ621A DP Slave Functional Description The measuring amplif...

Page 30: ...master function code module number data higher byte data lower byte Modul 2 Reserved Modul 3 Basic telegram and 4 word operation value The measuring amplifier response with 4 bytes of the basic telegr...

Page 31: ...Operating Manual EMGZ621A 31 13 Interface CAN Bus Option 14 Interface DeviceNet Option...

Page 32: ...LED dig input 4 J200 Reserved J402 405 Solder bridges for dig output 1 4 open collector J500 Add on board for dig I O J800 Socket subprint PROFIBUS J801 Reserved J900 Socket subprint channel 2 J901 So...

Page 33: ...ting of the Dip switch Sensor excitation Sensor signal 4 6 wire circuit Dip switch 5VDC factory set 10VDC 9mV factory set 0 10V 4 wire factory set 6 wire 1201 1 0 1 2 1 0 3 1 0 4 0 1 5 0 1 6 1 0 1200...

Page 34: ...and solder bridges E600014e Setting of the Dip switch Sensor exitation Sensor signal 4 6 wire circuit Dip switch 5VDC factory set 10VDC 9mV factory set 0 10V 4 wire factory set 6 wire 201 1 0 1 2 1 0...

Page 35: ...ization Caution Wrong setting of the Dip switches and solder bridges may cause malfunction of the electronic unit or the total system Setting of the solder bridges Dip swtitch and jumpers must be chec...

Page 36: ...0VDC 24VDC J200 1 2 2 3 2 3 J201 open closed closed J202 open open closed J203 closed closed open J204 open open closed J205 closed closed open Setting the sensor signal solder bridges Channel 2 4 sub...

Page 37: ...14 Bit Measuring error 0 05 FS Cycle time 2ms Operation 4 keys 4 LED s LCD display 2x16 characters 8mm height Analog output channel 1 4 0 10V default 10V and 0 20mA default 4 20mA 12 Bit Digital outp...

Page 38: ...ble Cut off frequency of the filters set too high Adjust cut off frequency ref to 8 4 Additional Settings even though material tension Grounding PE not connected Connect grounding PE doesn t change El...

Page 39: ...ts Contact FMS customer service Subprint missing contact FMS AG One or more subprints are missing or are not detected Check if subprints are seated correctly ref to 14 1 Additional Setting Elements Co...

Page 40: ...44 850 60 06 info fms technology com www fms technology com FMS USA Inc 925 East Rand Road Suite 207 Arlington Heights IL 60004 USA Tel 847 392 7872 Fax 847 392 7873 fmsusa fms technology com FMS UK H...

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