Precision Potentiometer / Position Sensor
1 5/16" diameter
Single Turn
Conductive plastic
Marked "Helipot" on the bottom next to the gold leads
Standard Resistance Tolerance: ±10%
Minimum Practical Resistance Tolerance: ±5%
Independent Linearity: ±0.5%
Minimum Practical Independent Linearity: ±0.25%
Input Voltage, Maximum: 400Vdc not to exceed power rating
Power Rating, Watts: .75 at 65°C derating to 0 at 105°C
Dielectric Strength: 1,000V rms
Insulation Resistance, Minimum: 1,000 Meg ohms
Output Smoothness, Maximum: 0.1%
Actual Electrical Travel, Nominal: 348°
Electrical Continuity Travel, Minimum: 350°
End Voltage, Maximum: 0.5% of Input Voltage
Tap Tolerance: 0.5% of Input Voltage
Resolution: Essentially infinite
Temperature Coefficient: –800 ppm/°C
Operating Temperature Range: –25°C to +105°C
Temperature Cycling: 5 cycles, –25°C to +105°C (10% ΔR)
Shock, 6ms Sawtooth: 100G’s (0.1ms discontinuity max.)
Vibration: 10G’s, 10 to 500 Hz (2% ΔR, 0.1ms discontinuity max.)
Moisture Resistance: Five 24 hour cycles (25% ΔR)
High Temperature Exposure: Mechanical operation at 105°C (0.5% ΔR)
Rotational Life: 2 mil. shaft rev.
Rotational Load Life: 2 mil. shaft rev. (10% ΔR)
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