background image

 

 
 
 
 
 

USER'S 
MANUAL 

 

 

BM839 
BM836

 

 

Digital 
Multimeter 

Summary of Contents for BM836

Page 1: ...USER S MANUAL BM839 BM836 Digital Multimeter ...

Page 2: ...ge function on a known source such as line voltage to determine proper meter functioning The meter meets UL IEC EN61010 1 Ed 3 0 CAN CSA C22 2 No 61010 1 Ed 3 0 UL IEC EN61010 2 033 Ed 1 0 to Measurement CAT III 1kV and CAT IV 600V AC DC The accompanied test probe assembly meets UL IEC EN61010 031 Ed 1 1 to the same meter ratings or better IEC 61010 031 requires exposed conductive test probe tips ...

Page 3: ... breaker in the building installation Measurement Category III is applicable to test and measuring circuits connected to the distribution part of the building s low voltage MAINS installation Examples are measurements on distribution boards including secondary meters circuit breakers wiring including cables bus bars junction boxes switches socket outlets in the fixed installation and equipment for...

Page 4: ...nt in detecting faulty contacts identifying potentiometer clicks and indicating signal spikes during adjustments 1 4 1 2 digits 20000 counts 3 5 6 digits 6000 counts selectable dual displays 2 Push buttons for special functions features 3 Selector to turn the Power On or Off and Select a function 4 Input Jack for mA µA function positive input 5 Common Ground reference Input Jack for all functions ...

Page 5: ... functions Last selection will be saved as power up default for repeat measurement convenience For ACV Hz function press the RANGE button momentarily to select other ranges manually when needed For VFD ACV Hz function default is set to 600V range to best cope with the measurements of most Variable Frequency Drives VFD Press the RANGE button momentarily to select 1000V range when needed DCV functio...

Page 6: ...ether with flashing display backlight indicate a complete wire Such audible and visible indications improve continuity readabilities in noisy working environments Conductance is the inverse of Resistance that is S 1 or nS 1 G It virtually extends the Resistance measurements to the order of Giga Ohms for leakage measurements CAUTION Using resistance continuity or nS function in a live circuit will ...

Page 7: ... RANGE button momentarily The display shows Shrt Keep shorting the leads for further 3 seconds until the display shows zero The lead resistance is then temporarily compensated The compensation value stays until the next meter power reset and can be as high as 5 If you need a compensation value that is higher than that Relative Zero mode is recommended Diode Test Capacitance functions Press the SEL...

Page 8: ...r a good silicon diode is between 0 400V to 0 900V A reading higher than that indicates a leaky diode defective A zero reading indicates a shorted diode defective An OL indicates an open diode defective Reverse the test leads connections reverse biased across the diode The digital display shows OL if the diode is good Any other readings indicate the diode is resistive or shorted defective ...

Page 9: ...8 DCmV ACmV Hz functions Press the SELECT button momentarily to toggle the subject functions Last selection will be saved as power up default for repeat measurement convenience ...

Page 10: ...ill be saved as power up default for repeat measurement convenience Note Be sure to insert the banana plug type K temperature bead probe Bkp60 with correct polarities You can also use a plug adapter Bkb32 Optional purchase with banana pins to type K socket to adapt other standard type K mini plug temperature probes ...

Page 11: ...o extend battery life Auto or Manual ranging ACV DCV Current Ω functions only Press the RANGE button momentarily to select manual ranging and the meter will remain in the range it was in the LCD turns off Press the button momentarily again to select an adjacent range Press and hold the button for 1 second or more to resume auto ranging Relative Zero mode Relative Zero allows the user to offset the...

Page 12: ... The meter beeps when a new MAX maximum or MIN minimum reading is updated Press the button momentarily to read the Real time MAX and MIN readings in sequence Press the button for 1 second or more to exit MAX MIN recording mode When activated Auto Power Off is disabled automatically 5ms CREST capture mode Press CREST button momentarily to activate CREST Instantaneous Peak Hold mode to capture volta...

Page 13: ...e 5 MAINTENANCE WARNING To avoid electrical shock disconnect the meter from any circuit remove the test leads from the input jacks and turn OFF the meter before opening the case Do not operate with open case Install only the same type of fuse or equivalent Calibration Accuracy is specified for a period of one year after calibration Periodic calibration at intervals of one year is recommended to ma...

Page 14: ...A input 0 4A 1000Vac Vdc IR 30kA F fuse or better Dimension 6 x 32 mm Fuse F3 for A input 11A 1000Vac Vdc IR 20kA F fuse or better Dimension 10 x 38 mm Battery and Fuse replacement Loosen the screws from the access cover of the case bottom Lift the access cover Replace the batteries or fuse Re fasten the screws ...

Page 15: ... IEC UL EN61010 1 Ed 3 0 IEC UL EN61010 2 030 Ed 1 0 IEC UL EN61010 2 033 Ed 1 0 IEC UL EN61010 031 Ed 1 1 and the corresponding CAN CSA C22 2 regulations to Measurement Categories CAT III 1000 V AC DC and Category IV 600V AC DC Overload Protections µA mA 0 4A 1kV DC AC rms IR 30kA F Fuse or better A 11A 1kV DC AC rms IR 20kA F Fuse or better V 1100V DC AC rms mV Others 1000 V DC AC rms Transient ...

Page 16: ...ical Specifications Accuracy is reading digits number of digits or otherwise specified at 23 C 5 C less than 80 relative humidity True RMS voltage current accuracies are specified from 1 to 100 of range or otherwise specified Maximum Crest Factor 1 8 1 at full scale 3 6 1 at half scale and with frequency components fall within the specified frequency bandwidth for non sinusoidal waveforms AC Volta...

Page 17: ...9 999V 199 99V 1 8 40d 2 40d1 1000 0V Unspecified 5kHz 20kHz2 199 99mV 3 1 9999V 19 999V 199 99V 2 40d Unspecified 1000 0V Unspecified Input impedance 10M 110pF nominal 1 Add 1 bandwidth 4kHz 5kHz 2 Unspecified for readings 5 of range 3 Signal peak absolute values including DC bias less than 1100mVpeak 4 40Hz 500Hz only for model 836 VFD AC Voltage RANGE Accuracy 1 10Hz 45Hz 600 0V 1000V 4 5d 45Hz...

Page 18: ...9V 19 999V 199 99V 0 045 6d 0 09 6d 1000 0V 0 09 6d 0 18 6d Input impedance 10M 110pF nominal Ohms 6000 count mode RANGE 1 Accuracy Model 839 Model 836 600 0 0 15 3d 0 3 3d 6 000k 60 00k 0 15 1d 0 3 1d 600 0k 0 3 1d 0 6 1d 6 000M 2 0 5 1d 0 7 1d 60 00M 3 1 5 3d4 6 2 3d4 6 60 00nS 3 2 0 10d5 6 1 Open Circuit Voltage 1 7VDC typical 2 Constant Test Current 0 2 A Typical 3 Constant Test Current 0 02 A...

Page 19: ...eature 3 Constant Test Current 0 2 A Typical 4 Constant Test Current 0 02 A Typical 5 Add 2 operation temperature 35oC BeepLitTM Continuity Tester Continuity Threshold Between 20 and 350 Response time 30ms Audible Response Beep sound Visible Response LCD Backlight Diode Tester Range Accuracy Test Current Typical Open Circuit Voltage 2 700V 1 5 4d 0 4mA 2 8 VDC Capacitance RANGE Accuracy 1 20 00nF ...

Page 20: ...ple range accuracy not included DC current 6000 count mode RANGE Accuracy Burden Voltage Model 839 Model 836 600 0 A 1 0 18 4d 0 36 4d 0 2mV A 6000 A 1 0 18 2d 0 36 2d 0 2mV A 60 00mA 1 0 18 4d 0 36 4d 3 0mV mA 600 0mA 1 2 0 3 3d 0 5 3d 3 0mV mA 6 000A 0 5 4d 0 6 4d 30mV A 10 00A 3 0 7 2d 0 8 2d 30mV A 1 A mA DC accuracies will be affected by extreme interior temperatures of the meter For rated ac...

Page 21: ...al after measuring A currents of 3 to 10A continuously 2 10A continuous up to ambient 35oC 15 mins on per 5 mins off 35oC 50oC 10A to 20A for 30 seconds on per 5 mins off AC current 6000 count mode RANGE Accuracy Burden Voltage Model 839 Model 836 40Hz 3kHz 600 0 A 6000 A 1 2d 1 2 2d 0 2mV A 60 00mA 600 0mA 1 3mV mA 6 000A 10 00A 2 1 4d 1 2 4d 30mV A 3kHz 5kHz 600 0 A 6000 A 2 2d Unspecified 0 2mV...

Page 22: ...uous up to ambient 35oC 15 mins on per 5 mins off 35oC 50oC 10A to 20A for 30 seconds on per 5 mins off Hz Line Level Frequency Function RANGE Sensitivity Sine RMS Range 199 99mV 600 0mV 40mV 6Hz 100kHz 1 9999V 6 000V 0 4V 10Hz 50kHz 19 999V 60 00V 4V 199 99V 600 0V 40V 10Hz 30kHz 1000 0V 1000V 400V 10Hz 5kHz VFD 600 0V 40V 10Hz 440Hz VFD 1000V 400V 10Hz 440Hz 199 99 A 600 0 A 40 A 10Hz 5kHz 1999 ...

Page 23: ...nts 20000 count mode Specified accuracy 120 counts AC functions update interval 120ms nominal response to 85 For changes 350ms in duration and input 5 of range 6000 count mode Specified accuracy 30 counts 20000 count mode Specified accuracy 300 counts Crest mode DC AC functions For changes 5ms in duration 6000 count mode only Specified accuracy 150 counts ...

Page 24: ...nce prepaid to BRYMEN TECHNOLOGY CORPORATION BRYMEN assumes no risk for damage in transit BRYMEN will at its option repair or replace the defective product free of charge However if BRYMEN determines that the failure was caused by misused altered neglected or damaged by accident or abnormal conditions of operation or handling you will be billed for the repair THIS WARRANTY IS EXCLUSIVE AND IS IN L...

Reviews: