TB 9-6625-388-24
Table 6. Murray Loop Accuracy
TI MULTIPLY BY
TI decade dials
Decade B indication
switch positions
settings
(ohms)
(ohms)
Min
Max
M1000
1000
998.5
1001.5
M100
100
998.5
1001.5
M10
10
998.5
1001.5
b. Adjustments. No adjustments can be made.
Figure 2. Murray loop check - equipment setup.
11. Resistance Accuracy (ZM-4/U and ZM-4B/U only)
a. Performance Check
(1) Unlock the galvanometer. If galvanometer does not indicate zero, loosen screws on
adjustment knob and turn knob to zero the pointer. Tighten screws on adjustment knob.
(2) If necessary, insert three D cell batteries in TI.