Standard Resistance Range
..................................10 to 5 megohms
(see standard resistance table)
Resistance Tolerance ............±10 % std.
(tighter tolerance available)
Absolute Minimum Resistance
...........................1.0 % or 2 ohms max.
(whichever is greater)
Contact Resistance Variation
.............................1.0 % or 1 ohm max.
(whichever is greater)
Adjustability
Voltage.....................................±0.01 %
Resistance ...............................±0.05 %
Resolution.....................................Infinite
Insulation Resistance ................500 vdc.
1,000 megohms min.
Dielectric Strength
Sea Level ...............................1,000 vac
80,000 Feet...............................250 vac
Adjustment Angle .............15 turns nom.
Environmental Characteristics
Power Rating (400 volts max.)
70 °C ......................................0.75 watt
125 °C .........................................0 watt
Temperature Range ....-55 °C to +125 °C
Temperature Coefficient ....±100 ppm/°C
Seal Test........................85 °C Fluorinert†
Humidity........MIL-STD-202 Method 103
96 hours
(3 % ΔTR, 20 Megohms IR)
Vibration.........20 G (2 % ΔTR; 2 % ΔVR)
Shock.............50 G (2 % ΔTR; 2 % ΔVR)
Load Life ...1,000 hours 0.75 watt 70 °C
(4 % ΔTR)
Rotational Life ........................200 cycles
(3 % ΔTR; 1 % or 1 ohm,
whichever is greater, CRV)
Physical Characteristics
Torque ..............................5.0 oz-in. max.
Mechanical Stops ..................Wiper idles
Terminals.........................Solderable pins
Weight .........................................0.04 oz.
Marking............................Manufacturer’s
trademark, resistance code,
terminal numbers, date code,
manufacturer’s model number
and style
Wiper ....................50 % (Actual TR) ±10 %
Flammability............................U.L. 94V-0
Standard Packaging......25 pcs. per tube
Adjustment Tool ...............................H-90
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