C2, TM 9-6625-1754-14
Table 4. Circuit Disturbance Voltage and Current Measurements
Current drain in dc ua or ac us rms
Insertion less in dc mv
Search range
Insertion
Digital range
Digital
Digital
Loading
Search
(full-scale)
Search
Dc voltage:
0.1-1 v
1v
10K
10v
1-10v
100K
10-100v
1 mego
100v
0.1-1 kv
1000v
10 mego
Ac voltage:
I
0.1-1 v
1v
2.5K
A2C
10v
Digit
1-10 v
25K
10-100v
wheel
100v
40x scale
250K
0.4x
0.1-1 kv
setting
1000v
2.5 mego
reading
Dc current:
10-100a
0.1 ma
2.5 K
0.1-1 ma
1 ma
250
1-10ma
10 ma
25
10-100ma
100 ma
2.5
0.1-1 amp
1 amp
0.25
1-10 amp
10 amp
0.025
1
Ignore decimal point; use only the 3-digit presentation indicated by thumbwheels.
2
Ignore full-scale interpretation, interpret the scale reading directly from the scale markings on the meter face.
Table 5. Circuit Disturbance Resistance Measurements for Digital Mode (Wheatstone Bridge)
I
Circuit disturbance near null
Digit wheel setting 9910
Digit wheat setting 100
Voltage
Power
Voltage
Current
Current
Digital range
Power
1-10
42 ma
42 mv
1.7 mw
330 mv
33 ma
llmw
10-100
1.8 mw
5.6 ma
56 mv
310w
430 mv
4.3 ma
0.1-lK
560 a
56 mv
32w
320a
320 mv
100w
l-l0K
270a
71w
260 mv
32a
320 mv
llw
10-100K
64a
640 mv
41 W
lla
l.la
12w
0.1.1 mego
80a
640 w
8 a
8V
8V
64 W
Table 6. Circuit Disturbance Resistance Measurements
for Search
Mode (Safe
Ohmmeter)
Circuit disturbance
Search
Center
Short circuit
multiplier
Open circuit
Maximum power
scale
voltage
volt age
(mid-scale)
range
20 ma
Xl
2.5
250 w
50 mv
2 ma
X10
25
50 mv
25 w
2.5 w
200 ma
Xl00
250
50 mv
20a
X1K
2.5K
0.25w
50 mv
X10K
20a
2.5w
25K
500 mv
250K
20 a
X100K
25 w
5v