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20

Capacitance (Model 887 only) 

RANGE 

Accuracy

 1)

 

2.000

F

 2)

, 20.00

F, 200.0

F, 2000

1.5% + 5d 

20.00mF 

5% + 5d 

1)

Accuracies with film capacitor or better 

2)

Specified from 0.200

 
Temperature (Model 887 only) 

RANGE 

Accuracy

 1) 2)

 

-40.0

C ~ 0.0

1% + 2

0.0

C ~ 50.0

2.2

50.0

C ~ 537.0

1% + 2

-40.0

F ~ 32.0

1% + 3.6

32.0

F ~ 122.0

4

122.0

F ~ 999.0

1% + 3.6

1)

Accuracies  assume  meter  interior  has  the  same  temperature  of  the  ambient 

(isothermal  stage)  for  a  correct  junction  voltage  compensation.  Allow  enough  time  to 
reach the isothermal stage for a significant change of ambient temperature. It can take 
up to an hour for changes > 5°C. 

2)

Type-K thermocouple range & accuracy not included 

 
DC current 

RANGE 

Accuracy 

Burden Voltage 

 

Model 887 

Model 885 

 

600.0

A

 1)

 

0.2% + 4d

 

0.4% + 4d

 

0.2mV/

6000

A

 1)

 

0.2% + 2d

 

0.4% + 2d

 

0.2mV/

60.00mA

 1)

 

0.2% + 4d

 

0.4% + 4d

 

3mV/mA 

600.0mA

 1) 2)

 

0.3% + 3d 

0.5% + 3d 

3mV/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  accuracies,  allow  6  to  20  minutes  cool  down  interval  after  measuring  A-
currents of 3 to 10A continuously. 

2)

400mA continuous; >400mA for <1.1 hours on per >20 minutes off 

3)

10A  continuous  up  to  ambient 35

o

C; <15  mins  on  per  >5  mins  off  @  35

o

C  ~  50

o

C. 

>10A to 20A for <30 seconds on per >5 mins off 

Summary of Contents for BM885

Page 1: ...USER S MANUAL BM887 BM885 Insulation Tester Combination Multimeter ...

Page 2: ...e 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 meter also meets the relevant Parts of EN61557 In particular Part 1 Ed 2 0 Part 2 Ed 2 0 and Part 10 Ed 2 0 These relevant parts of EN61557 are not covered by the ETL certification The accompanied test probe assembly mee...

Page 3: ...before the main fuse or circuit 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...

Page 4: ...ty contacts identifying potentiometer clicks and indicating signal spikes during adjustments 1 3 5 6 digits 6000 counts 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 Insulation function Ground reference or mA µA function positive input 5 Common Ground reference Input Jack for all functions EXCEPT Insulation...

Page 5: ...omentarily to toggle the subject 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 only 600V range is provided to best cope with the measurements of most Variable Frequency Drives VFD To select DCV function turn the Rotary Knob to DC...

Page 6: ...age the instrument In many cases the suspected component must be disconnected from the circuit to obtain an accurate reading Auto leads resistance calibration When entering the 60 range manually by RANGE button for high precision low resistance measurement this feature will prompt you to short the inputs for temporary test lead resistance calibration on this range The fastest way is to short the l...

Page 7: ...UTION Discharge capacitors before making any measurement Large value capacitors should be discharged through an appropriate resistance load Normal forward voltage drop forward biased for 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 ...

Page 8: ...7 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 9: ...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 10: ...e Remote Probe The sources a user selectable test voltage of 50V 100V 250V 500V or 1000V to measure Insulation Resistance values The in a flashing manner warns against such test voltage is being output Use extreme caution when operating the to avoid electric shock is inhibited when the meter sounds 3 beeps and displays the detected voltage value plus warning against an energized circuit of more th...

Page 11: ...gs The voltage annunciator by the secondary display remains indicating the voltage selected The is active as long as the TEST button is pressed and hold The TEST buttons on the meter and on the Remote Probe work alike The Insulation Resistance readings are shown on the primary display Default startup primary display reading is Allow enough time for a good measuring result After the is released the...

Page 12: ...he LCD will show both to indicate continuous measurement is active Press again either button momentarily to release the Lock Test mode NOTE Maximum display reading of each Insulation Resistance range is subjected to the test voltage selected They are 55 0MΩ 110 0MΩ 275MΩ 550MΩ 25 0GΩ for 50V 100V 250V 500V 1000V respectively Over range is indicated as maximum display reading ...

Page 13: ...12 ...

Page 14: ...e to resume auto ranging Hold The hold feature freezes the display for later view LCD turns on Press the HOLD button momentarily to toggle the hold feature This feature does not apply to Insulation Resistance functions MAX MIN Recording mode Press REC button momentarily to activate MAX MIN recording mode The LCD R MAX MIN turn on The meter beeps when a new MAX maximum or MIN minimum reading is upd...

Page 15: ...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 16: ...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 17: ...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 Compliance to IEC EN61557 IEC EN61557 1 Ed 2 0 IEC EN61557 2 Ed 2 0 IEC EN61557 10 Ed 2 0 Tested per CE requirements not covered by ETL certification Overload Protections Insulation Resistance µA mA 0 4A 1KV IR 30kA F...

Page 18: ...el 887 only Optional Accessories BKB32 banana plug to type K socket plug adaptor Model 887 only BMH 01 magnetic hanger BMP 86x soft carrying pouch Special Features Record MAX MIN regular readings Relative Zero Display Hold LCD Backlight VFD V Hz readings Dual display Hz Readings High resolution 60 00mV 60 00 ranges Lock Test mode for Insulation resistance BeepJackTM audible visible input warning E...

Page 19: ... 20d1 Unspecified 600 0V 1000V Unspecified Input impedance 10M 110pF nominal 1 Add 20d 80 of range 2 Unspecified 5 of range 3 Signal peak absolute values including DC bias less than 110mVpeak 4 Signal peak absolute values including DC bias less than 1100mVpeak 5 For model 885 unspecified at bandwidth 500Hz VFD AC Voltage RANGE Accuracy 1 10Hz 45Hz 600 0V 4 0 5d 45Hz 200Hz 600 0V 2 5 5d 200Hz 440Hz...

Page 20: ... 0k 0 3 2d 0 4 2d 6 000M 3 1 3d 1 5 3d 60 00M 4 1 5 6d 5 6 2 6d 5 6 1 Open Circuit Voltage 1 7VDC typical 2 Specified assumes input lead resistance been offset by REL or Shrt short feature 3 Constant Test Current 0 2 A Typical 4 Constant Test Current 0 02 A Typical 5 Add 1 20M 6 Add 2 operation temperature 35oC Audible Continuity Tester Audible threshold between 20 and 350 Response time 30ms Diode...

Page 21: ...hange of ambient temperature It can take up to an hour for changes 5 C 2 Type K thermocouple range accuracy not included DC current RANGE Accuracy Burden Voltage Model 887 Model 885 600 0 A 1 0 2 4d 0 4 4d 0 2mV A 6000 A 1 0 2 2d 0 4 2d 0 2mV A 60 00mA 1 0 2 4d 0 4 4d 3mV mA 600 0mA1 2 0 3 3d 0 5 3d 3mV 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 affec...

Page 22: ...mA 6 000A 10 00A 2 Unspecified 30mV A 1 400mA continuous 400mA for 1 1 hours on per 20 minutes off 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 Hz Line Level Frequency Function RANGE Sensitivity Sine RMS Range 60mV 4mV 6Hz 50kHz 600mV 40mV 10Hz 100kHz 6V 0 4V 10Hz 50kHz 60V 4V 600V 40V 10Hz 30kHz 1000V 400V 10Hz 5kHz VFD 600V 4...

Page 23: ... 00M 110 0M 1mA 100k 250V 3 000M 30 00M 275 0M 1mA 250k 500V 3 000M 30 00M 300 0M 550 0M 1mA 500k 1000V 3 000M 30 00M 300 0M 1mA 1M 1 5 5d 3000M 2 0 5d 25 0G 10 5d 1 Actual output voltage 100 120 of Test Voltage Live Circuit Detector Inhibit test and display voltage reading instead if terminal voltage 30V prior to initialization of test Display voltage accuracies DCV 1 5 5d ACV 3 0 5d 50Hz 60Hz Sp...

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...

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