MODEL 72 3/8 Square Single Turn Cermet Trimming Potentiometer Standard Resistance Range, Ohms Standard Resistance Tolerance Input Voltage, Maximum Slider Current, Maximum 10 to 2Meg +10% (<100 Ohms = +20%) 200 Vdc or rms not to exceed power rating 100mA or within rated power, whichever is less Power Rating, Watts 0.5 at 85C derating to 0 at 125C End Resistance, Maximum 2 Ohms Actual Electrical Travel, Nominal 244 Dielectric Strength 900 Vrms Insulation Resistance, Minimum 1,000 Megohms Resolution Contact Resistance Variation, Maximum Essentially infinite 1% or 1 Ohm, whichever is greater ENVIRONMENTAL Seal 85C Fluorinert (No Leaks) Temperature Coefficient, Maximum +100ppm/C Operating Temperature Range -55C ta +425C Thermal Shock 5 cycles, -55C to +125C (1% ART, 1% AVR) Moisture Resistance Ten 24 hour cycles (1% ART, IR 100 Megohms Min. Shock, 6ms Sawtooth 100Gs (1% ART, 1% AVR Vibration 20Gs, 10 to 2,000 Hz (1% ART, 1% AVR High Temperature Exposure Rotational Life 200 cycles (3% ART Load Life at 0.5 Watts 1,000 hours at 70C (2% ART Resistance to Solder Heat ) ) ) 250 hours at 125C (2% ART, 2% AVR) ) ) ) 260C for 10 sec. (1% ART Mechanical Stops Solid Torque, Starting Maximum 3 0z.-in. (0.021 N-m) Weight, Nominal .025 02. (0.70 grams) Fluorinert is a registered trademark of 3M Gompany. Specifications subject to change without notice. F i technologies 1-49 Model 72TOP ADJUSTMENT (Inch/mm) Model 72P Model No., Resistance Value And Date Code marked on side Electrical Adjustment sero, 42 gozt waisesos 18 OS 13a 475+ .38 | 3 7\ 100.010 Solderable Terminals (038 + .005/.96 + .13 Deep t 2.5+.3 co =" 375+ .015 Vor 4 ; 9.53 +38 t uy ft t f |__| Standoffs [ 187 + .015 100 +.010 .015 + .002 | 206 + O15 4.75 + 38 9523 38 + .05 6.23 + 38 ot 180 187 + .015 100+ 010 aL Fg Min. 4754.38 2543 | [375 +015 9.53 + 38 Note: Model 72P dimensions applicable to all other models except as noted. Mode! 72PL Model 72PM en 187 + 015 oy 2015 + 010 ue 4.75 38 38+3 187 + .015 3m 1 27 3 100 + .010 100+ 010 _ | I. 7523 25+.3 100 + .010 10+ 010 187 + .015 a 25+3 4.75 + 38 200 + .010 + Model 72PX, 72APX Model 72RP 015 + .010 Tr 3953 1 1602.015 254.3 oe > 4,754.38 3 150 + .010 _ 150+.010 || 3843 3.84.3 487 +015 100.010 4754.38 Model 72RPX - Terminals 1 and 3 are reversed FF | Bi technologies 1-50 Model 72SIDE ADJUSTMENT (Inch/mm) Model 72X, 72RX Model 72XL, 72RXL, 72RW 36 017 +003 017+ 003 . Wirt. O17 +. 9.80 @ AZ + 08 @ 43 + 08 Standoffs Standofts ate aE |__ 100 + .010 .100 + .010 | 2.54.3 254.3 Ie 100 + .010 __ 100 + .010 + 010 q O643 187 +.015 | 25+3_ 187 + 015 we 4.75 +.38 4.75 + 38 sect ll mn TB 140 + .015 100 + 015 100 + .010 1.27 = 38 72XL, 72RXL Bes 3g 72RW 2.5 +.38 25+.3 Model 72RX - Terminals 1 and 3 are reversed Model 72RXL And 72RW - Terminals 1 and 3 are reversed Model 72XW, 72RXW 017 + 003 43 +.08 Standoffs 3 2 150 +.010 150+ .010 3843 384.3 187 +.015 4754 38 3.56 + 38 Model 72RXW - Terminals 1 and 3 are reversed Model 72 5 technologiesEXTENDED ROTOR OPTION (inch/mm) ADJUSTMENT KNOB OPTION (Inch/mm) Available for all Model 72 pin styles: 72PE, 72PLE, 72PME, 72PXE, 72RPXE, 72XE, 72RXE, 72KLE, 72RXLE, 72RWE, 72XWE, 72RXWE Electrical Adjustment .310+.031 14+ .005/3.56 + .13 Dia. x 7.8740.79 .04 + .003/1.02 + .08 Wide x .063 + .005/1.60 + .13 Deep Stot 206 + 015 5.23 + .38 Available options: 72XT- Side Adjustment (See 72X for Pin Configuration) 72PT- Top Adjustment (See 72P for Pin Configuration) Adjustment Knob Siot .220 + .005/5.59 + .13 Long x 040 + .005/1.02 + .13 Wide x 8.330 + 01 045 + .005/1.14 + 13 Min. Depth 8.38 4.13 410+ 02 10.41 + 51 72PT Shown - Dimensions applicable to 72XT STANDARD RESISTANCE VALUES, OHMS 10 100 1K 10K 20 200 2K 20K 50 500 5K 25K 50K 250K 2Meg 100K 500K 200K 1Meg FF | Bi technologies 1-52 Model 72Standard: Option: Option: Boxes Capacity = 100 Units Tubes All units oriented with #1 pin to same side. Pin Style P, PM X, XL, XW, RW Magazine Width = 0.47 0.29 Height = 0.54 0.76 Length = 20.5 20.1 Capacity = 50 Units 50 Units Tape & Reel, Ammo Pack (Available only for 72RW only) All units oriented with #1 pin to the right of the direction of feed. Seat Plane to Centerline of Sprocket Hole = .71 (18.03 mm) Tape Width = 18 mm Sprocket = Single Hole .50 spacing Capacity = 1,000 Units Reel Diameter = 14 (356mm) Ammo Tape Fold = 12 (305mm) Box = 1.8 x 13 x 10 (46mm x 330mm x 254mm) F | Bi technologies 1-53 Model 72ORDERING INFORMATION Standard: 72 P R 10K Model Series id | tL Resistance Value Pin Style Resistance Prefix Option: 72 W R 10K TB Pin Style Packaging Option: TB = Tubes (Pin styles P, PM, X, XL, XW, RW) Option: 72 RW F R 10K m Pin Style ! Packaging Option: AP = Ammo pack Pin Style Suffix: - TR = Tape & Reel (Used with AP and TR packaging options. (Pin style RW only) Applicable to pin style RW only. "F designates 0.70" lead length.) Option: 72 XT R 10K TT Pin Style Adjustment Options: | T = Knob Option Applicable to pin style X & P only. E = Extended Rotor Option Applicable to all pin styles. Metric equivalents, based on 1 inch = 25.4mm are (2) rounded to the same number of significant figures DIMENSIONS as in the original English units and are provided for mm > ral information only. VEAWWDWIAWVWWA 13) ne oy : - i ified: THIRD AN > CW Tolerances unless otherwise specified: pe ANGLE Linear = + .01 inches (.25mm) Angular = + 2 degrees i technologies 1-54 Model 72