Series 7200 Precision Multi-Turn
Potentiometer / Position Sensor
7/8" Diameter, 10-Turn Wirewound Element
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| Features: |
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10-Turn Wirewound element |
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±3% Resistance Tolerance Standard |
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±0.25% Independent Linearity Standard |
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1/8", 1/4", or 6mm Shaft |
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1/4", 3/8" Bushing or Servo Mount |
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| Options: |
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Center Tap |
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Linearity Tape |
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Rear Shaft Extension |
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Flatted Shaft |
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Slotted Shaft |
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Shaft Lock (7216,7221 only) |
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Additional Gangs |
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External Panel and Shaft Seal Options.
More information |
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Model Styles
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7216
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1/8" Shaft, 1/4" Bushing |
7221
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1/4" Shaft, 3/8" Bushing |
7223
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1/8" Shaft, Servo |
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Electrical Specifications
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Resistance Range
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10 to 100K Ohms |
Resistance Tolerance
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±3% Standard; up to ±1% available
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Independent Linearity
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±0.05% for Resistance > 1K ohms
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Power Rating
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2.0 W at 25°C derating to 0 at 125°C
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Dielectric Strength
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1,000V rms
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Insulation Resistance
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1,000 Megohms minimum |
Noise
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100 ohms maximum |
Actual Electrical Travel
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3600° + 10° - 0° (> 25 Ohms)
3600° + 10° - 5° (≤ 25 Ohms) |
Tap Tolerance
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±2° for Resistance > 50 ohms |
End Voltage
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0.25% of input voltage maximum for Resistance > 100 ohms
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Mechanical Specifications
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Total Mechanical Travel
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3600° +10° -0° |
Number of Gangs
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2 maximum
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Weight
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1.25 oz. Nominal (single gang) |
Static Stop Strength
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128 oz.-in. |
Backlash
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1.5° maximum
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Panel Nut Tightening Torque
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7216, 7221 — 25 lb.-in maximum
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Shaft End Play
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7216 — .0085" maximum
7221, 7223 — .005" maximum
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Shaft Runout, T.I.R.
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7216, 7221, 7223 — .001" maximum
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Pilot Diameter Runout, T.I.R.
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7216, 7221 — .001" maximum
7223 — .0015" maximum
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Lateral Runout, T.I.R.
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7216, 7221, 7223 — .003" maximum
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Shaft Radial Play
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7216, 7221 — .003" maximum
7223 — .002" maximum
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Start/Run Torque
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7216, 7221, 7223 — 0.6 oz.-in./0.5 oz.-in.
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Environmental Specifications (MIL-R-39023)
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Temperature Range
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Static: -65°C to +125°C
Dynamic: -40°C to +125°C
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Temperature Cycling
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5 cycles, -65°C to +125°C (5% ΔR)
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Shock
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50G's, 6ms Sawtooth
(0.1ms discontinuity max.)
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Vibration
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15G's, 10 to 2,000 Hz
(5% ΔR, 0.1ms discontinuity max.)
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Moisture Resistance
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Ten 24 hour cycles (3% ΔR)
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High Temp Exposure
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1,000 hours at 125°C (5% ΔR)
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Rotational Load Life
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2 mil. shaft rev. + 900 hrs. at rated wattage at 70°C (5%ΔR)
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