2831C B&K Precision, 2831C Datasheet - Page 14
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
CONTINUITY TESTING
2. Press the O switch.
3. Select both 200 Q and 2 KC) resistance ranges (press both
4. Connect the red test lead to the V -Ojack and the black test
5. Connect the test leads to the desired measruement points.
6. If the resistance between the two points is less than 10 ohms
7. Disengaging one of the two switches (200 O and 2 KC)
l. Remove power from the equipment under test.
OPERA TING INS TR UCT IONS
switch at "out" position) will disable the continuity tone.
The instrument will then be operating in standard ohms
mode.
200 and 2 K switches simultaneously).
lead to the COM jack. The red lead is (+) polarity.
(tlpical), the continuity tone will sound.
l 0
2. Press the 2 K switch.
4. To check diode forward voltage (Vr), connect the red test lead to
6. To check the reverse-bias condition ofa diode, reverse the test lead
DIODE TESTING
3. Connect the red test lead to the V -fi jack and the black test
5. The display indicates diode forward voltage. Normal diode
1. Press the Q switch.
connections to the device. The reading should be the same as with
leakydiode.
semiconductor junctions with normal V, of less than 2.0 V can
be checked.
V for silicon devices, and 1.6 V for light emitting diode (LED's).
near 0 V.
An overrange indicates an open diode. A shorted diode reads
open test leads (an overrange). A lower reading indicates a
lead to the COM jack. The red lead is (+) polarity. The meter
uses conventional-current lead polarity for diode testing (i.e.
current flow assumed from positive-to-negative).
the anode and the black test lead to the cathode. Diodes and
voltages are approximately 0.3 V for germanium diodes, 0.6