AV DI TH AIL ST RO AB RI U LE BU GH TI ON Features Multiturn / Cermet / Industrial / Sealed Standoffs Patent #4427966 drive mechanism Listed on the QPL per MIL-R-22097 and High-Rel Mil-R-39035 ■ ■ ■ ■ RJ24/RJR24 - 3/8 ” Square Trimming Potentiometer Electrical Characteristics Standard Resistance Range ....................................10 to 1 megohm (see standard resistance table) Resistance Tolerance ............±10 % std. Absolute Minimum Resistance RJ24 ...................2 % or 20 ohms max. (whichever is greater) RJR24 ...................2 % or 2 ohms max. (whichever is greater) Contact Resistance Variation ...........................3.0 % or 3 ohms 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...............................400 vac Effective Travel..................25 turns nom. Environmental Characteristics Power Rating (300 volts max.) 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 Product Dimensions How To Order 6.40 ± 1.32 (.252 ± .052) 10.03 (.395) Model 4.83 ± .13 (.190 ± .005) 1.52 (.060) 1.27 ± 0.1 (.050 ± .004) .38 MIN. (.015) 2.54 (.100) 2.54 (.100) 9.53 (.375) 1.27 ± 0.1 (.050 ± .004) ADJ. SLOT 2.19 DIA. (.086) .56 WIDE X (.022) .76 DEEP X (.030) .51 ± .03 DIA. (.020 ± .001) RJ24FL 9.53 ± .38 (.375 ± .015) 3.81 + .25/-.13* (.150 +.010/-.005) 9.53 ± .38 (.375 ± .015) Resistance Code How To Order RJR24 F W 502 R Model Characteristic F = ±100 ppm/°C Temp. Coeff. Max. Resistance Code 45° ± 3° Failure Rate M = 1.0 % P = 0.1 % R = 0.01 % 10.64 (.419) 1.57 (.062) MIN. 152.4 (6.00) MIN. LENGTH WIRE SIZE: 30AWG 8.26 ± .64 (.325 ± .025) 2.54 (.100) 3 2 2.54 (.100) 4.83 (.190) RJ24FW/RJR24FW Terminal Style MIL-PRF-39035 3292P RJ24FP/RJR24FP 1 Characteristic F = ±100 ppm/°C Temp. Coeff. Max. Terminal Style 1.02 (.040) ADJ. SLOT 1.52 DIA. (.060) .51 WIDE X (.020) .64 DEEP X (.025) 2.54 (.100) RJ24 F L 202 MIL-PRF-22097 Common Dimensions 2.41 (.095) 2.54 (.100) 3 2 2.54 1 (.100) Standard Resistance Table Resistance (Ohms) 10 20 50 100 200 500 1,000 2,000 5,000 10,000 20,000 25,000 50,000 100,000 200,000 250,000 500,000 1,000,000 Resistance Code 100 200 500 101 201 501 102 202 502 103 203 253 503 104 204 254 504 105 2 RJ24FX/RJR24FX CCW 2.54 (.100) WIPER 3 1 CW CLOCKWISE 3 2 2.54 1 (.100) 2.41 (.095) TOLERANCES: ± 0.25 (.010) EXCEPT WHERE NOTED DIMENSIONS ARE: MM (INCHES) REV. 09/05 *“Fluorinert” is a registered trademark of 3M Co. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.