Features n Multiturn / Cermet / Industrial / Sealed n Standoffs n Patent 4427966 drive mechanism n Listed on the QPL for style RJ24 per MIL-R-22097 and RJR24 per High-Rel Mil-R-39035 RJ24/RJR24 - 3/8 Square Trimming Potentiometer Common Dimensions Electrical Characteristics Standard Resistance Table 10.03 Standard Resistance Range 6.40 1.32 (.395) Resistance Resistance (.252 .052) ....................................10 to 1 megohm 1.52 (Ohms) Code 2.54 (.060) (see standard resistance table) 4.83 .13 .38 10 100 (.100) MIN. (.190 .005) (.015) Resistance Tolerance .............10% std. 20 200 2.54 50 500 Absolute Minimum Resistance 1.12 (.100) 9.53 100 101 (.044) ...........................................1 ohm max. (.375) 200 201 Contact Resistance Variation 500 501 1.09 1,000 102 ............................3.0% or 3 ohms max51 .03 DIA. ADJ. SLOT (.043) 2,000 202 (whichever is greater) (.020 .001) 2.29 5,000 502 DIA. (.090) Adjustability 10,000 103 .56 20,000 203 Voltage......................................0.01% WIDE X (.022) 25,000 253 Resistance................................0.05% .76 50,000 503 DEEP X (.030) Resolution.....................................Infinite 100,000 104 200,000 204 Insulation Resistance ................500 vdc. RJ24/RJR24FP 250,000 254 1,000 megohms min. 8.26 .64 500,000 504 2.54 2.54 (.325 .025) 1,000,000 105 Dielectric Strength (.100) (.100) Sea Level ...............................1,000 vac 3 Popular values listed in boldface. Special 80,000 Feet...............................400 vac 2 resistances available. Effective Travel..................25 turns nom. 2.54 1 (.100) 5.23 Environmental Characteristics (.206) How To Order Power Rating (300 volts max.) RJ24/RJR24FW 85C .........................................0.5 watt 2.41 See page 81 for Model RJ24, and page 2.54 (.100) (.095) 150C ..........................................0 watt 82 for Model RJR24. 3 Temperature Range 2 ....................................-55C to +150C 1 Temperature Coefficient 2.54 (.100) ..........................................100ppm/C Seal Test ........................85C Fluorinert* Humidity........MIL-STD-202 Method 106 RJ24/RJR24FX 2.54 RJ24 ........................................96 hours (.100) (1% TR, 10 Megohms IR) 3 RJR24......................................96 hours 2 (1% TR, 100 Megohms IR) 1 2.54 2.41 Vibration............20G (1% TR 1% VR) (.100) (.095) Shock..............100G (1% TR 1% VR) Load Life RJ24 .......1,000 hours 0.5 watt 85C (2% TR 10% VR) WIPER RJR24...10,000 hours 0.5 watt 85C 2 (3% TR) CCW CW 1 3 Rotational Life........200 cycles (2% TR) CLOCKWISE Physical Characteristics Torque .............................5.0 oz-in. max. TOLERANCES: 0.25 (.010) EXCEPT WHERE NOTED Mechanical Stops..................Wiper idles METRIC Terminals ......MIL-STD 202, Method 208 DIMENSIONS ARE: (INCHES) Weight ......................................0.025 oz. Marking................Mil-spec part number, date code Wiper ..........Positioned at 50% nominal Flammability ..........................U.L. 94V-0 Standard Packaging .....50 pcs. per tube Adjustment Tool ..............................H-90 *FLUORINERT IS A REGISTERED TRADEMARK OF 3M CO. Specifications are subject to change without notice. Specifications are subject to change without notice. AVAILABLE THROUGH DISTRIBUTIONMil-Spec Numbering System - How To Order Bourns High Reliability Mil-Spec Part Numbers Terminal Failure Order By Process By* Marked With Types Rates M39015/2-003(TS)(FR) RTR22D(TS)501(FR) JM39015/2-003(TS)(FR) M39015/2-004(TS)(FR) RTR22D(TS)102(FR) JM39015/2-004(TS)(FR) M39015/2-005(TS)(FR) RTR22D(TS)202(FR) JM39015/2-005(TS)(FR) L, P, W, X M M39015/2-006(TS)(FR) RTR22D(TS)502(FR) JM39015/2-006(TS)(FR) M39015/2-007(TS)(FR) RTR22D(TS)103(FR) JM39015/2-007(TS)(FR) M39015/2-008(TS)(FR) RTR22D(TS)203(FR) JM39015/2-008(TS)(FR) M39015/3-006(TS)(FR) RTR24D(TS)501(FR) JM39015/3-006(TS)(FR) P, W, X M M39015/3-007(TS)(FR) RTR24D(TS)102(FR) JM39015/3-007(TS)(FR) M39015/3-008(TS)(FR) RTR24D(TS)202(FR) JM39015/3-008(TS)(FR) P, W, X M M39015/3-009(TS)(FR) RTR24D(TS)502(FR) JM39015/3-009(TS)(FR) M39015/3-010(TS)(FR) RTR24D(TS)103(FR) JM39015/3-010(TS)(FR) *May also order using this part number. Qualified Part Numbers Bourns reserves the right per MIL-R-39035 to substitute a higher grade temperature characteristic or failure rate (QPL) than requested. RT/RTR22 (Commercial Model 3250) STD. RT22C2 RTR22D NOMINAL VALUES RESOLUTION OHMS L P W X L P W X (PERCENT) 10 - - - - - - - - - 20 - - - - - - - - - 50 RT22C2L500 RT22C2P500 RT22C2W500 RT22C2X500 - - - - 0.80 100 RT22C2L101 RT22C2P101 RT22C2W101 RT22C2X101 - - - - 0.90 200 RT22C2L201 RT22C2P201 RT22C2W201 RT22C2X201 - - - - 0.70 500 RT22C2L501 RT22C2P501 RT22C2W501 RT22C2X501 RTR22DL501M RTR22DP501M RTR22DW501M RTR22DX501M 0.60 1K RT22C2L102 RT22C2P102 RT22C2W102 RT22C2X102 RTR22DL102M RTR22DP100M RTR22DW102M RTR22DX102M 0.40 2K RT22C2L202 RT22C2P202 RT22C2W202 RT22C2X202 RTR22DL202M RTR22DP202M RTR22DW202M RTR22DX202M 0.30 5K RT22C2L502 RT22C2P502 RT22C2W502 RT22C2X502 RTR22DL502M RTR22DP502M RTR22DW502M RTR22DX502M 0.25 10K RT22C2L103 RT22C2P103 RT22C2W103 RT22C2X103 RTR22DL103M RTR22DP103M RTR22DW103M RTR22DX103M 0.19 20K RT22C2L203 RT22C2P203 RT22C2W203 RT22C2X203 RTR22DL203M RTR22DP203M RTR22DW203M RTR22DX203M 0.16 Specifications are subject to change without notice.