AV DI TH AIL ST RO AB RI U LE BU GH TI ON Features Multiturn/ Wirewound / Industrial / Sealed Listed on the QPL per MIL-R-27208 and High-Rel MIL-R-39015 Panel mount option available RT24/RTR24 - 3/8 " Square Trimming Potentiometer Electrical Characteristics Standard Resistance Range RT24 ................................10 to 10K ohms RTR24 ............................500 to 10K ohms (see standard resistance table) Resistance Tolerance ..................5 % std. Absolute Minimum Resistance .................................0.1 % or 1 ohm max. (whichever is greater) Noise ..........................100 ohms ENR max. Resolution .................(see standard resistance table) Insulation Resistance ....................500 vdc. 1,000 megohms min. Dielectric Strength Sea Level ...................................1,000 vac 80,000 Feet...................................350 vac Adjustment Travel .................25 turns nom. Environmental Characteristics Power Rating @ 85 C..................0.75 watt Power Rating @ 150 C.....................0 watt Temperature Range ........-65 C to +150 C Temperature Coefficient ..........50 ppm/C Seal Test ...........................85 C Fluorinert* Humidity RT24 ..............(1 % TR; 10 Megohms IR) RTR24..........(1 % TR; 100 Megohms IR) Vibration ...............................................20G (1 % TR; 0.5 % + resolution VR) Shock .................................................100G (1 % TR; 0.5 % + resolution VR) Load Life RT24 ........1,000 hours 0.75 watt @ 85 C (2 % TR; 2 % + resolution VR) RTR24....10,000 hours 0.75 watt @ 85 C (3 % + resolution VR) Rotational Life ............................200 cycles (2 % TR) Product Dimensions How To Order MIL-PRF-27208 RT24C2X/RTR24DX Common Dimensions 3.81 (.150) 1.02 (.040) 1.27* (.050) 9.53 .38* (.375 .015) 9.53 .38* (.375 .015) 1.52* (.060) 3 2 1 ADJ. SLOT 1.52 DIA. (.060) .51 X (.020) WIDE .64 X (.025) DEEP 8.00 .38 (.315 .015) TYP.* 1.91 (.075) .51 .03 (.020 .001) DIA. TYP.* 2.54 (.100) 2.54 (.100) 4.75 (.187) Characteristic C = 50 ppm/C Temp. Coeff. Max. 2= 85 C Rating Temp. 150 C Max. Operating Temp. Terminal Style Resistance Code How To Order MIL-PRF-39015 RTR24 D P 202 M Model Characteristic D = 50ppm/C Temp. Coeff. Max. Terminal Style Resistance Code RT24C2P/RTR24DP Failure Rate M = 1.0 % 4.75 (.187) 1 4.75 (.187) 2.54 (.100) 2.54 (.100) RT24 Standard Resistance Table 2 3 2.54 (.100) Common dimensions * RT24C2W/RTR24DW 2.54 (.100) 3 2 1 2.54 (.100) 1.19 (.075) TOLERANCES: 0.25 (.010) EXCEPT WHERE NOTED DIMENSIONS ARE: 2 CCW Resistance (Ohms) 10 20 50 100 200 500 1,000 2,000 5,000 10,000 Resistance Code 100 200 500 101 201 501 102 202 502 103 Nominal Resolution (Percent) 1.11 0.93 0.62 0.60 0.54 0.42 0.33 0.26 0.20 0.17 RTR24 Standard Resistance Table 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 Wiper....................50 % (Actual TR) 10 % Flammability ...............................U.L. 94V-0 Standard Packaging .........50 pcs. per tube Adjustment Tool ..................................H-90 RT24 C2 P 501 Model MM (INCHES) Resistance Code 501 102 202 502 103 Nominal Resolution (Percent) 0.42 0.33 0.26 0.20 0.17 WIPER 3 1 Resistance (Ohms) 500 1,000 2,000 5,000 10,000 CW CLOCKWISE *"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. REV. 08/05