MIL-DTL-3971/1F
1. Energize with 28V for 60 seconds at +22oC + 2o C
1.5 Starting.
10-40V:
(71.6° ± 3.6°F), de-energize for 180 seconds, repeat 3 times.
2. As above at 12V, repeat 2 times.
40-130V:
1. As above at 120V, repeat 3 times.
2. As above at 85V, repeat 2 times.
10-130V:
1. As above at 120V, repeat 3 times.
2. As above at 85V, repeat 2 times.
3. As above at 28V, repeat 3 times
4. As above at 12V, repeat 2 times.
The meter shall start within 10 seconds of being energized.
1.6 Stopping. The meter shall stop within 120 seconds after being de-energized.
1.7 Power supply tolerance.
10-40 volt-meters
One-half hour at 10 volts
4 hours at 28 volts
One-half hour at 40 volts
40-130 volt-meters
One-half hour at 40 volts
4 hours at 120 volts
One-half hour at 130 volts
10-130 volt-meters
One-half hour at 10 volts
2 hours at 28 volts
2 hours at 120 volts
One-half hour at 130 volts
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