|
Electrical Specifications
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Standard Resistance Range
|
Linear Taper: 500 ohms to 1 megohm
Audio Taper: 1K ohms to 500K ohms |
Resistance Tolerance
|
±20%
|
Independent Linearity
|
±5% |
Absolute Minimum Resistance
|
5 ohms maximum |
Effective Electrical Angle
|
270° ±5°
|
Contact Resistance Variation
|
7% of total resistance |
Dielectric Withstanding Voltage
|
Sea Level: 1,00 VAC minimum
70,000 Feet: 500 VAC minimum
(MIL-STD-202—Method 301)
|
| Insulation Resistance |
1,000 megohms minimum (500V)
|
| Power Rating @ 70°C |
Linear: .75 watt; Audio: .25 watt
(Voltage Limited By Power Dissipation or 200 VAC, whichever is less) |
Theoretical Resolution
|
Essentially infinite
|
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Mechanical Specifications
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Mechanical Angle
|
300° ±5° |
Stop Strength
|
79.09 N-cm (7 lb.-in.)
(1/4" and 6mm Shaft Diameters) |
Starting Torque
|
Detented: 0.5-1.5 N-cm (0.75-2.25 oz.-in.)
Undetented: 1.5 N-cm (2.25 oz.-in.) maximum
|
Running Torque
|
0.18 to 1.06 N-cm (0.25 to 1.5 oz.-in.)
(Undetented) |
Mounting Torque
|
79.09 N-cm (7 lb.-in.) maximum |
Weight
|
21 grams (0.75 oz.) maximum |
Terminals
|
PC pin or solder lug |
Soldering Condition
|
Manual Soldering: 96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire 370°C (700°F) max. for 3 seconds
Wave Soldering: 96.5Sn/3.0Ag/0.5Cu solder with no-clean flux 260°C (500°F) max. for 5 seconds
Wash processes: Not recommended |
Marking
|
Manufacturer’s trademark, resistance value, part number, and date code |
Ganging
|
1 module maximum |
Hardware
|
One lockwasher and one mounting nut is shipped with each potentiometer,
except where noted in the part number. |
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|
Environmental Specifications
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Operating Temperature Range
|
+1°C to +125°C |
Storage Temperature Range
|
-40°C to +125°C |
| Temperature Coefficient |
±1000 ppm/°C
over Storage Temperature Range |
Vibration—20 G
|
Total Resistance Shift: ±1% maximum
Voltage Ratio Shift: ±20% maximum |
Shock—50 G
|
Total Resistance Shift: ±1% maximum
Voltage Ratio Shift: ±20% maximum |
| Load Life—1,000 Hours @ Rated Power, 20% RH, 70°C |
Total Resistance Shift: ±10% maximum
|
Rotational Life (No Load)
50,000 cycles |
Total Resistance Shift (Linear Taper):
±10 ohms or 12% (whichever is greater)
Total Resistance Shift (Audio Taper):±20% |
Contact Resistance Variation
|
±5% maximum |
Moisture Resistance
|
Total Resistance Shift: ±20% maximum
MIL-STD-202, Method 101, Condition A |
IP Rating
|
IP40 |
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