TB 9-6625-2168-24
9. DC AMPS Meter
a. Performance Check
(1) Set DC PWR switch to OFF.
(2) Connect equipment as shown in figure 2.
(3) Set DC AMP RANGE selector switch to 10.
(4) Adjust dc power supply until DC AMPS meter indicates 10 A. Multimeter will
indicate between 98 and 102 mV dc.
(5) Repeat technique of (3) and (4) above for DC AMP RANGE selector switch
settings and DC AMPS meter indications listed in table 3. Multimeter will indicate within
limits specified.
Figure 2. DC AMPS meter - equipment setup.
Table3. DC AMPS Meter Check
Multimeter indications
Test instrument
(mV)
DC AMP RANGE
DC AMPS meters
selector switch
indications
positions
(A)
Min
Max
10
8
78
82
10
6
58
62
10
4
38
42
201
20
19.6
20.4
100
25
23
27
200
25
21
29
1Move
lead from 10 A input to 100 A input on dc current shunt.
b. Adjustments. No adjustments can be made.