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8140 Datasheet, PDF (1/5 Pages) Bi technologies – 7/8 Diameter 10-Turn* Hybrid Precision Potentiometer / Position Sensor
MODEL 8140 SERIES
7/8” Diameter
10–Turn* Hybrid
Precision Potentiometer /
2
Position Sensor
MODEL STYLES
8141
8143
8146
8148 (for heavy side load applications) NEW PRODUCT
1/8” Shaft, 1/4” Bushing
1/8” Shaft, Servo
1/4” Shaft, 3/8” Bushing
1/4” Shaft, 3/8” Bushing
ELECTRICAL
Resistance Range, Ohms
Standard Resistance Tolerance
Minimum Practical Resistance Tolerance
Independent Linearity
Power Rating, Watts
Dielectric Strength
Insulation Resistance, Minimum
Output Smoothness, Maximum
Actual Electrical Travel, Nominal
Tap Tolerance (Voltage Tap Only)
End Voltage, Maximum
Resolution
Temperature Coefficient
ENVIRONMENTAL (MIL-R-12934)
Operating Temperature Range
Temperature Cycling
Shock, 6ms Sawtooth
Vibration
Moisture Resistance
High Temperature Exposure
Rotational Load Life
Rotational Life Model 8148 (1 pound Side Load)
Specifications subject to change without notice.
* Model available in 3 & 5 turn versions.
1K to 100K
±10%
±5%
±0.25%
2.0 at 70°C derating to 0 at 125°C
1,000V rms
1,000 Megohms
0.05%≤5K Ohms, 0.03%>5K Ohms
3600°
±0.05% of input voltage
0.2% of input voltage
Essentially Infinite
+100ppm/°C, -150ppm/°C
Static: –55°C to +125°C
Dynamic: -40°C to +125°C
5 cycles, –40°C to +125°C (5% ∆R)
100G’s (0.1ms discontinuity max.)
15G’s, 10 to 2,000 Hz (5% ∆R, 0.1ms discontinuity max.)
Five 24 hour cycles (3% ∆R)
1,000 hours at 125°C (5% ∆R)
5 mil. shaft rev. + 900 hrs. at rated wattage at 70°C (5% ∆R)
5 mil. shaft rev. + 900 hrs. at rated wattage at 70°C (5% ∆R)
2-123
Model 8140 Series