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device is used outside the specified temperature/humidity range 
or if the force application plate got stuck.  
 
 
 

  

Make sure the device is unloaded while starting up. 

  

Make sure that all environmental conditions are within  

the specified range.  

  

Make sure that the force application plate is neither stuck  

nor soiled. (

 S. 24

) 

  

Reboot the device. 

 

 

By pressing the control button you can continue your 

 measurement 

regardless 

of the displayed error. 

 

22

Summary of Contents for KMG-LITE

Page 1: ...KMG Lite Closing force meter for power operated doors and gates User manual ...

Page 2: ...At a glance 3 x AA 1 5V battery ...

Page 3: ...l notes 3 2 Safety advice 5 3 Intended purpose 7 4 Product description 8 5 Commissioning 10 6 Measuring 13 7 Warning and error signals 20 8 Care and maintenance 24 9 Calibration 27 10 Accessories 29 11 Specifications 30 ...

Page 4: ...ation contains information that must be applied if the product is to be used safely and efficiently Please read this documentation carefully and familiarise yourself with the operation of the product before putting it to use Keep this documentation to hand so that you can refer to it when necessary ...

Page 5: ...ngen Note Offers helpful tips and information Objective Denotes the objective that is to be achieved via the steps described Step Carry out steps Cross reference Refers to more extensive or detailed information Display Shows the display output 4 ...

Page 6: ...reserving warranty claims Operate the instrument only within the parameters specified in the Technical data S 30 Always use the instrument properly and for its intended purpose Do not use force Do not open the instrument except for changing the batteries as instructed in chapters 5 and 8 The instrument must be sent to annual calibration S 27 ...

Page 7: ...e und protect it from humidity and mechanical stress Ensure correct disposal Take used batteries to the collection points provided for them At the end of its useful life send the product back to GTE We will take care of its proper and ecological disposal 6 ...

Page 8: ...oduct is intended Only use the product for those applications which it was designed for KMG Lite is a compact handheld measurement instrument for determining dynamic closing forces of power operated doors and gates Please consult specifications for the admissible maximum force S 30 ...

Page 9: ...4 Product description This chapter describes the structure of the product and its display and control elements Point of force application 8 Display Control button Battery plug ...

Page 10: ...9 Numeric measurement result Indicator FEnd 80 N Indicator FEnd 25 N Indicator tdyn ...

Page 11: ... steps required to commission the product Removing the protective film on the display Pull the protective film off carefully Inserting batteries Remove battery plug at the end of the handle by twisting it counter clockwise and pulling it out 10 ...

Page 12: ...with 1 5V each Mind the polarity Close battery plug Press the batteries with the battery plug against the spring resistance inside the handle and lock it by twisting it clockwise Battery positive terminal ahead 3 x AA 1 5V battery 11 ...

Page 13: ... Activate the instrument Press the control button once While starting up the devices tests itself Startup test The instrument is ready after three seconds Ready for measurement 12 ...

Page 14: ...pter describes the steps required to measure with the product Activate the instrument Press the control button once Wait for measure attendance Apply the force vertically and axial Measuring automatically starts at 20 N 13 ...

Page 15: ...nd DIN18650 Measurement Evaluation Display of measurement results After the measurement and evaluation are finished the instrument automatically displays the dynamic peak force Fdyn that has occurred within measurement The measurement unit for this value is Newton N Measurement result Fdyn 326 N 14 ...

Page 16: ... the LED within the second display segment flashes Measurement result Fdyn 326 N tdyn 0 75 s If the force value at the end of the 5s measurement period FEnd exceeded 25 N the LED within the third display segment flashes Measurement result Fdyn 326 N FEnd 25 N 15 ...

Page 17: ...rd display segment flashes Measurement result Fdyn 326 N FEnd 80 N If the force value at the end of the 5s measurement period FEnd exceeded 25N and the dynamic time tdyn exceeded 0 75 s the LEDs within the second and the third display segment flash Measurement result Fdyn 326 N tdyn 0 75 s FEnd 25 N 16 ...

Page 18: ...in the second third and fourth display segment flash Measurement result Fdyn 326 N tdyn 0 75 s FEnd 80 N Display of the value tdyn After measurement press the control button once The display shows the value for the dynamic time in Milli seconds ms 17 The LED within the second display segment is lit for orientation tdyn 740 ms 0 74 s ...

Page 19: ...lay zeigt nun den Wert der Endkraft in Newton N FEnd 0 N The LED within the second display segment is lit for orientation By pressing the control button again the display returns to the dynamic peak force with the flashing segments for indication of tdyn and FEnd standard violation 18 ...

Page 20: ...nt is always ready to start a new measurement whenever the required trigger force 20 N is detected Deactivate the instrument Keep the control button pressed for more than 2 seconds After 5 minutes of inactivity the device automatically turns itself off 19 ...

Page 21: ...play signals that indicate an abnormal system state Exceedance of measurement range If the measured dynamic peak force exceeds the specified upper limit of 1600 N the display shows a flashing 1600 The measurement results for tdyn and FEnd are not affected 20 ...

Page 22: ...hows the message Batt By pressing the control button you can still continue your measurements Change the batteries as soon as possible Error signal Load rejection If the device senses a zero force offset on startup the display shows the message Err This message can also occurr if the 21 ...

Page 23: ...ure the device is unloaded while starting up Make sure that all environmental conditions are within the specified range Make sure that the force application plate is neither stuck nor soiled S 24 Reboot the device By pressing the control button you can continue your measurement regardless of the displayed error 22 ...

Page 24: ...message Eich after startup the system is unable to find its calibration reference If this error message should occurr although the instrument is used within the specified temperature range please send it to GTE for calibration S 27 Send the device to GTE for calibration S 27 23 ...

Page 25: ...unctionality of the product and to extend its service life Safekeeping the instrument When not used keep the gauge inside its transport case und protect it from humidity and mechanical stress Protect the instrument from dirt Dust and other particles must not get into the measurement head ...

Page 26: ...rt of the calibration sensitive parts can be cleaned from dust particles Cleaning the housing Clean the housing with a moist cloth soap suds if it is dirty Do not use aggressive cleaning agents or solvents Changing the batteries Remove battery plug at the end of the handle by twisting it counter clockwise and pulling it out ...

Page 27: ...disposal Insert three AA type batteries with 1 5 V each Mind the polarity Positive terminals ahead Close battery plug Press the batteries with the battery plug against the spring resistance inside the handle and lock it by twisting it clockwise 26 ...

Page 28: ...uracy the instrument has to be calibrated every year Annual calibration is also mandatory according to DIN 18650 as well as EN 12445 The calibration badge on the bottom of the device indicated when the next calibration of your KMG Lite is due 27 ...

Page 29: ... service calibrates your device and protocols the calibration with a factory calibration certificate If your device should be dirty or having problems to achieve its initial measurement accuracy we additionally offer a special maintenance and calibration service ...

Page 30: ...e offer a Distance Set which contains a robust measurement tripod and distance pieces for typical measurement points 29 Distance elements for horizontal gates and doors Tripodforverticalgates Opening heights 30 and 50 cm 30 and 50 cm Art Nr 320 2303 001 ...

Page 31: ...asurement plane 80 mm Height 50 mm Dimensions 250 x 80 x 50 mm L x W x H Weight 1 kg Measurement range 25 N 1600 N Measurement accuracy typ 0 4 of 2000 N T 20 C Measurement error max 25 N 399 N 1 of 2000 N 400 N 1399 N 2 of 2000 N 1400 N 1600 N 3 of 2000 N Spring rate mech Filter 500 N mm slew rate fall time 5 ms 30 Maximum accuracy only possible when force is applied vertically and axial ...

Page 32: ...Notes 31 ...

Page 33: ...32 ...

Page 34: ...s High grade metal housing Measurement range up to 2000 N Graphical display with user menu Internal memory for 500 measurements USB Interface for PC Connection Rechargeable battery operation PC Software for visualization archiving and printing of measurement protocols ...

Page 35: ...34 www gte de KMG KMG 2000 G ...

Page 36: ...GTE Industrieelektronik GmbH Helmholtzstr 21 38 40 41747 Viersen GERMANY 49 2162 3703 0 49 2162 3703 25 kmg gte de www kmg lite de Art Nr 320 2010 200 V1 0 November 2011 Technical changes reserved ...

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