Optical Encoders

MIL-157

Product Specifications

General Parameters
Type	Incremental Housed Encoders
Operating Temperature Range	55/ C to +85/ C
Storage Temperature Range	-65/ C to +95/ C
Input Power	+5.0 ± 0.25 Vdc at 150 mA max
Vibration	Meets or exceeds MIL-STD-810, Method 514.3, Category 7B 7.3 grms
Shock	50 g''s at 11 msec per MIL-STD-810, Method 516.3, Procedure 1(b)
Slew Speed (Non-Operating)	5, 000 rpm max
Altitude	70, 000 ft max
Relative Humidity	99% RH max
Rated Life, Bearings	1 x 109 rev at max rated load
Torque - Breakaway Running	0.10 oz-in max, 0.75 oz-in max
Moment of Inertia	0.000040 oz-in-sec2
Shaft Loading - Axial Radial	3.0 lbs max
Weight	6.0 oz. max
MTBF	1, 000, 000 hours
Full Revolution Accuracy	32 arcsec rms
Risetime and Falltime	200 nsec. max (measured from 10% to 90% level)
Output Frequency Range	0 to 50 KHz or 5000 rpm