2831C B&K Precision, 2831C Datasheet - Page 15
2831C
Manufacturer Part Number
2831C
Description
DMM BENCH 3 1/2 DIGIT TRUE RMS
Manufacturer
B&K Precision
Type
Digital (DMM)r
Specifications of 2831C
Includes
Test Leads
Style
Bench
Display Digits
3.5
Display Type
LED
Display Count
2000
Function
Voltage, Current, Resistance
Functions, Extra
Continuity, Diode Test
Response
True RMS
Features
-
Ranging
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
BK2831C
F U S E R E P L A C E M E N T
range and one for the main power supply. If your unit continpes
to operate (digits lit) but fails to measure current, check the two
current fuses.
There are two fuses in the unit -
perforning servicing procedures.
The following instructions are for use by
qualified service personnel only. To avoid
electrical shock, de not perform servicing
other than contained in the operating instru-
ctions unless you are qualified to do so.
Remember that ac line voltage is present on
line voltage input circuits any time the instr-
turned off. Always unplug the unit before
ument is plugged into an ac outlet, even if
one for the mA current
MAINTENANCE
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the unit. Simply use a flat blade screwdriver to rotate the
Gurrent Range Fuse
changed without case removal. It is located on the rear panel of
terminal counterclockwise.
Then remove the entire assembly, including the fuse. If this fLse is
blown, replace it with the appropriate 2 A,250 V, 5 x 20 mm fast-
blow firse @art number 196-300-2-000). Then replace the
fineholder.
Power Supply Fuse
supply fi4e (See Fig. 2) . Note: This fuse should not open unless
some defect occurs in the instrument, Replace it only after
investigation of the reason for its opening. Use the appropriate value:
0.25 A, 250 V, fast-blow Sart number 196-300-0-250) for
100/120V operatiorl or 125 mA, 250 V, fast-blow (part number
I 96-300-0- I 2 5\ for 220/240 V operation.
Note: The fuse most likely to open first can be inspected and
If your unit does not operate at all (no digits lit), check power