# RJ24/RJR24 Trimming Potentiometer

## Features

· Multiturn / Cermet / Industrial / Sealed
· Standoffs
· Patent #4427966 drive mechanism
· Listed on the QPL per MIL-R-22097 and High-Rel Mil-R-39035

## Electrical Characteristics

· Standard Resistance Range: 10 to 1 megohm
· Resistance Tolerance: ±10% std.
· Absolute Minimum Resistance:
- RJ24: 2% or 20 ohms max.
- RJR24: 2% or 2 ohms max.
· Contact Resistance Variation: 3.0% or 3 ohms max.
· 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: 400 vac
· Effective Travel: 25 turns nom.

## Environmental Characteristics

· Power Rating:
- 85 °C: 0.5 watt
- 150 °C: 0 watt
· Temperature Range: -55 °C to +150 °C
· Temperature Coefficient: ±100 ppm/°C
· Seal Test: 85 °C Fluorinert
· Humidity: MIL-STD-202 Method 106
- RJ24: 96 hours (1 % ∆TR, 10 Megohms IR)
- RJR24: 96 hours (1 % ∆TR, 100 Megohms IR)
· Vibration: 20 G (1 % ∆TR; 1 % ∆VR)
· Shock: 100 G (1 % ∆TR; 1 % ∆VR)
· Load Life:
- RJ24: 1,000 hours 0.5 watt @ 85 °C (2 % ∆TR; 10% ∆VR)
- RJR24: 10,000 hours 0.5 watt @ 85 °C (3 % ∆TR)
· Rotational Life: 200 cycles (2 % ∆TR)

## Physical Characteristics

· Torque: 5.0 oz-in. max.
· Mechanical Stops: Wiper idles
· Terminals: MIL-STD 202, Method 208
· Weight: 0.025 oz.
· Marking: Mil-spec part number, date code
· Wiper: 50 % (Actual TR) ±10 %
· Flammability: U.L. 94V-0
· Standard Packaging: 50 pcs. per tube
· Adjustment Tool: H-90

## Standard Resistance Table

Resistance (Ohms)	Resistance Code
10	100
20	200
50	500
100	101
200	201
500	501
1,000	102
2,000	202
5,000	502
10,000	103
20,000	203
25,000	253
50,000	503
100,000	104
200,000	204
250,000	254
500,000	504
1,000,000	105

## Ordering Information

· MIL-PRF-22097 RJ24 F L 202
· MIL-PRF-39035 RJR24 F W 502 R
- Failure Rate: M = 1.0 %, P = 0.1 %, R = 0.01 %