MIL-DTL-16034/4B
REQUIREMENTS:
KILOAMPERES
MILLAMPERES,
AMPERES, AC 1/
AC 1/
AC 1/
100
5
30
80
200
500
1
2
FULL-
SCALE
200
10
50
100
300
600
1.2
3
RANGES 2/
500
20
75*
150
400
800
1.5
4
*Not approved for 400-cycle meters.
NOTES:
1/
Alternating current (60, 400, or 800 cycles per second).
2/
All kiloammeters, 400- and 800-cycle ammeters, and 60-cycle ammeters above 50 amperes are calibrated for
use with external transformers. Current through meter at full-scale deflection is 5 amperes.
ITEM
REQUIREMENTS
Scale length
6.5 inches min
Position influence (balance)
1 percent of scale length, max change
Initial accuracy
1 percent max error
(1.5 percent max error for high-impact-shock-resistant meters)
Damping factor
3 min
Response time
2.5 seconds max
Power consumption
5 VA max
Frequency influence
0.5 percent max change for 60-cycle meters
2 percent max change for 400- and 800-cycle meters
External-field influence
3 percent max change in 5-oersted field
Heat effect at 65 °C
2 percent max change at 65 °C
0.5 percent max permanent change
Temperature influence
0.5 percent max change
1.25 percent max change at 0 °C
Low-temperature exposure
0.5 percent max permanent change
Momentary overload
1 percent max change
Sustained overload
1 percent of scale length, max temporary zero shift
0.5 percent of scale length, max permanent zero shift
0.33 percent max permanent change in indication
Vibration
1 percent max change
Friction effect
2 percent max change
Humidity resistance
2 percent max change
Shock (high-impact)
5 percent max change
NOTE:
1. Percentages are based on full-scale value unless otherwise indicated herein.
2
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