MODEL 7200 SERIES
7/8 Diameter
10-Turn
Wirewound
2
Precision Potentiometer/
Position Sensor
MODEL STYLES
7216, 7221 Bushing Mount, Sleeve Bearing
7223 Servo Mount, Ball Bearing
ELECTRICAL
Resistance Range, Ohms 10 to 125K
Standard Resistance Tolerance 3%
Minimum Practical Resistance Tolerance 1%
Independent Linearity 0.25%
Minimum Practical Independent Linearity 0.25%, 20 Ohms
0.15%, 21-49 Ohms
0.10%, 50-99 Ohms
0.075%, 100-999 Ohms
0.05%, 1K Ohms
Power Rating, Watts 2.0 at 70C derating to 0 at 125C
Dielectric Strength 1,000V rms
Insulation Resistance, Minimum 1,000 Megohms
Noise, Maximum 100 Ohms
Actual Electrical Travel 3600 + 10 0, > 25 Ohms
3600 + 10 5, 25 Ohms
Tap Tolerance 5, 20 Ohms
3, 21-49 Ohms
2, 50 Ohms
End Voltage, Maximum (% of input voltage) 0.5%, <100 Ohms
0.25%, 100 Ohms
Specifications subject to change without notice.
Available in a Hybrid version contact factory for details.
Updated 05/16/02.
2-83 Model 7200 SeriesENVIRONMENTAL (MIL-R-39023)
Operating Temperature Range Static: 65C to +125C
Dynamic: 40C to +125C
Temperature Cycling 5 cycles, 65C to +125C (5% R)
Shock, 6ms Sawtooth 50Gs (0.1ms discontinuity max.)
Vibration 15Gs, 10 to 2,000 Hz (5% R, 0.1ms discontinuity max.)
Moisture Resistance Ten 24 hour cycles (3% R)
High Temperature Exposure 1,000 hours at 125C (5% R)
Rotational Load Life 2 mil. shaft rev. + 900 hrs. at rated wattage at 70C (5% R)*
* Model 7216 - Rotational Load Life = 1 mil. shaft rev.+900 hrs. at rated wattage at 70C (5% R)
MECHANICAL
Total Mechanical Travel 3600 + 10 0
Number of Gangs, Maximum 2
Weight, Nominal (single Gang) 1.25 oz.
Static Stop Strength 128 oz.-in.
Backlash, Maximum 1.5
7216 7221 7223
Panel Nut Tightening Torque, Maximum 25 lb.-in. 25 lb.-in. N/A
Shaft End Play, Maximum .0085 .005 .005
Shaft Runout, T.I.R., Maximum .001 .001 .001
Pilot Diameter Runout, T.I.R., Maximum .001 .001 .0015
Lateral Runout, T.I.R., Maximum .003 .003 .003
Shaft Radial Play, Maximum .003 .003 .002
Start/Run Torque, Maximum (per Gang) 0.6 oz.-in / 0.5 oz.-in.
SPECIAL FEATURES
Center Tap CT
Linearity Tape LT
Rear Shaft Extension RS
Flatted Shaft FS
Slotted Shaft SS
Shaft Lock (7216, 7221 only) SL
Additional Gangs 2G
2-84 Model 7200 Series