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USER'S

MANUAL

BM905s
BM906s
BM907s

Versatile
Multimeters

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Содержание BM905

Страница 1: ...USER S MANUAL BM905s BM906s BM907s Versatile Multimeters ...

Страница 2: ...0Volts and CAT IV 300Volts AC DC Terminals to COM measurement category V A mA A Category II 1000V Category III 600V and Category IV 300V AC DC Per IEC61010 1 2nd Ed 2001 Measurement Category Measurement Category IV CAT IV is for measurements performed at the source of the low voltage installation Examples are electricity meters and measurements on primary overcurrent protection devices and ripple ...

Страница 3: ...ircuit where the open circuit voltage is above the protection fuse s voltage rating s Suspected open circuit voltage should be checked with voltage functions Never attempt a voltage measurement with the test lead inserted into the A mA or A input jack Only replace the blown fuse s with the proper rating as specified in this manual Only use the test lead provided with the equipment or UL Listed Pro...

Страница 4: ... digits 6000 counts 999 counts dual display LCD 2 Push buttons for special functions features 3 Selector to turn the Power On or Off and select a function 4 Input Jack for 10A 20A for 30sec current function 5 Input Jack for all functions EXCEPT current A mA A functions 6 Common Ground reference Input Jack for all functions 7 Input Jack for milli amp and micro amp functions ...

Страница 5: ...cy function ranges within this rotary switch position Press the RANGE button momentarily to select other ranges only when needed Hz Input sensitivity varies automatically with voltage range selected 6V range has the highest and 1000V range has the lowest Press SELECT button momentarily toggles to higher resolution VFD Hz in main display The display shows the selected voltage range for about one se...

Страница 6: ...splay The display shows the selected voltage range for about one second before displaying Hz readings Pressing the RANGE button momentarily repeatedly to display and select any other voltage range If the Hz reading becomes unstable select higher voltage range to avoid electrical noise If the reading shows zero select lower voltage range for better sensitivity DCmV ACmV Hz Hz Logic Level Function d...

Страница 7: ...6 DCV Turn rotary switch to DCV function position directly ...

Страница 8: ...nstrument In many cases the suspected component must be disconnected from the circuit to obtain an accurate measurement reading Capacitance Defaults at Press SELECT button momentarily 2 times to select Capacitance function Relative zero mode can be used to zero out the parasitic capacitance of the leads and the internal protection circuitry of the meter when measuring low capacitance in the order ...

Страница 9: ...ve 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 Temperature Model 906s 907s only Defaults at oC Press SELECT button momentarily to select oF function Note Be sure to insert the banana plug type K temperature bead probe Bkp60 with correct polarities You can...

Страница 10: ...inguish between live or earth connections Probe Contact EF Detection For more precise indication of live wires such as distinguishing between live and ground connections use the Red test probe for direct contact measurements A mA and A Current functions Function defaults DC Press SELECT button momentarily to select AC Hz Hz Input sensitivity varies automatically with current range selected 600 A r...

Страница 11: ... HOLD button for 1 second or more to activate CREST MAX capture Instantaneous Peak Hold mode to capture signal peak of voltage or current in duration as short as 5ms The LCD C MAX turn on Press the button momentarily again can toggle the combination use of HOLD feature Press the button for 1 second or more to exit CREST MAX capture mode Auto ranging and Auto Power Off are disabled automatically in...

Страница 12: ...Beeper feature Turn the rotary switch OFF and then back on to resume Beep Jack Input Warning The meter beeps as well as displays InEr to warn the user against possible damage to the meter due to improper connections to the A mA or A input jacks when any other function like voltage function is selected Auto Power Off APO The Auto Power Off APO mode turns the meter off automatically to extend batter...

Страница 13: ... the case with a damp cloth and mild detergent do not use abrasives or solvents If the meter is not to be used for periods of longer than 60 days remove the batteries and store them separately Trouble Shooting If the instrument fails to operate check batteries and test leads etc and replace as necessary Double check operating procedure as described in this user s manual If the instrument voltage r...

Страница 14: ...battery access door of the case bottom Lift the battery access door and thus the battery compartment up Replace the battery Re fasten the screws Fuse replacement and also Battery replacement for splash proof version without battery access door Loosen the 4 screws from the case bottom Lift the end of the case bottom nearest the input jacks until it unsnaps from the case top Replace the blown fuse s...

Страница 15: ... Ed 1 1 and CAN CSA C22 2 No 61010 1 12 Ed 3 0 to Category II 1000V CAT III 600V and CAT IV 300V AC DC Transient Protection 6kV 1 2 50 s surge Terminals to COM Measurement Category V A mA A Category II 1000V CAT III 600V and CAT IV 300V AC DC E M C Meets EN61326 1 2006 EN55022 EN61000 3 2 EN61000 3 3 EN61000 4 2 EN61000 4 3 EN61000 4 4 EN61000 4 5 EN61000 4 6 EN61000 4 8 EN61000 4 11 In an RF fiel...

Страница 16: ...nge or otherwise specified Maximum Crest Factor 1 65 1 at full scale 3 30 1 at half scale and with frequency components fall within the specified frequency bandwidth for non sinusoidal waveforms DC Voltage RANGE Accuracy 60 00 mV 0 6 3d 600 0mV 0 3 3d 6 000V 1 2 3d 60 00V 0 6 3d 600 0V 1000V 1 0 3d Input impedance 10M 50 pF nominal AC Voltage RANGE Accuracy 50Hz 500Hz 60 00 mV 1 3 5d 600 0mV 1 0 5...

Страница 17: ...ical Open Circuit Voltage 1 8VDC typical DC Current RANGE Accuracy Burden Voltage 600 0 A 1 2 5d 0 25mV A 6000 A 1 0 3d 0 25mV A 60 00mA 2 0 5d 4 0mV mA 600 0mA 1 5 3d 4 0mV mA 6 000A 1 5 5d 0 045V A 9 00A1 1 2 3d 0 045V A 1 10A continuous 10A to 20A for 30 seconds max with 5 minutes cool down interval AC Current RANGE Accuracy1 Burden Voltage 50Hz 500Hz 600 0 A 2 0 6d 0 25mV A 6000 A 1 5 5d 0 25m...

Страница 18: ...cy1 5 000Hz 300 0KHz 0 2 4d 1 Accuracy is specified at 20VAC rms Input Signal Square wave with duty cycle 40 70 or Sine wave Sensitivity 5Hz 20Hz 1Vrms Sine wave 20Hz 300kHz 2 6Vp or 1 9Vrms Sine wave Non Contact EF Detection Typical Voltage Bar Graph Indication 20V tolerance 10V 36V 55V tolerance 23V 83V 110V tolerance 59V 165V 220V tolerance 124V 330V 440V tolerance 250V 1000V Indication Bar gra...

Страница 19: ...18 NOTE ...

Страница 20: ...epaid 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 LIEU OF...

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