TB 9-4931-217-40
Figure 1. Bridge resistance - equipment setup.
Table 4. Rheostat Arm Accuracy
Test instrument resistance
indicating (significant)
Resistance measuring system
dial settings
indications (ohms)
Vernier
Most
2d most
3rd most
4th most
control
Min
Max
0
0
0
0
00
---
0.04
0
0
0
0
10
0.9
1.1
0
0
0
0
20
1.9
2.1
0
0
0
0
30
2.9
3.1
0
0
0
0
40
3.9
4.1
0
0
0
0
50
4.9
5.1
0
0
0
0
60
5.9
6.1
0
0
0
0
70
6.9
7.1
0
0
0
0
80
7.9
8.1
0
0
0
0
90
8.9
9.1
100 ( )
0
0
0
0
9.9
10.1