詳細信息
Electrical Characteristics
Standard Resistance Range ................................10 to 2 megohms (see standard resistance table) Resistance Tolerance ........... ±10 % std.
(tighter tolerance available) Absolute Minimum Resistance
.................................... 1 % or 2 ohms
(whichever is greater) Contact Resistance Variation
........................... 1 % or 3 ohms max.
(whichever is greater) Adjustability Voltage .................................. ±0.05 % Resistance ............................ ±0.15 %
Resolution ................................... Infi nite
Insulation Resistance ............... 500 vdc.
1,000 megohms min. Dielectric Strength Sea Level................................ 900 vac
80,000 Feet ............................ 350 vac Adjustment Angle ................. 240 ° nom.
Environmental Characteristics
Power Rating (300 volts max.) 70 °C ....................................0.50 watt
125 °C .......................................0 watt
Temperature Range ... -55 °C to +125 °C Temperature Coeffi cient ... ±100 ppm/°C Seal Test ......................85 °C Fluorinert†
Humidity .......MIL-STD-202 Method 103 96 hours
(2 % ΔTR; 10 Megohms IR)
Vibration ....... 30 G (1 % ΔTR; 1 % ΔVR)
Shock ......... 100 G (1 % ΔTR; 1 % ΔVR) Load Life ..1,000 hours 0.5 watt @ 70 °C
(3 % ΔTR; 3 % or 3 ohms, whichever is greater, CRV) Rotational Life .......................200 cycles
(4 % ΔTR; 3 % or 3 ohms, whichever is greater, CRV)
Physical Characteristics
Mechanical Angle ................. 270 ° nom. Torque ............................. 3.0 oz-in. max. Stop Strength ................. 7.0 oz -in. min. Terminals .......................Solderable pins Weight ....................................... 0.02 oz. Marking ....................... Resistance code, terminal numbers, manufacturer’s model number, style and date code
Wiper ............... 50 % (Actual TR) ±10 % Flammability ..........................U.L. 94V-0 Standard Packaging .....50 pcs. per tube Adjustment Tool ..............................H-90