Features Snap-in or bushing mount options Standard resistance values available Digital dial provides excellent readability 3610 - 10-Turn Precision Knobpot 1 Electrical Characteristics Standard Resistance Range........................................................................................................................................................................ 100 to 100 K ohms Total Resistance Tolerance ................................................................................................................................................................................................ 5 % Effective Electrical Angle ................................................................................................................................................................................... 3600 nominal Absolute Minimum Resistance ......................................................................................................................1 ohm or 0.1 % maximum (whichever is greater) Noise ............................................................................................................................................................................................. 100 ohms ENR maximum Dielectric Withstanding Voltage (MIL-STD-202, Method 301) Sea Level ...............................................................................................................................................................................................1,000 VAC minimum 70,000 Feet ..............................................................................................................................................................................................400 VAC minimum Power Rating (Voltage Limited By Power Dissipation or 385 VAC, Whichever is Less) +25 C ......................................................................................................................................................................................................................1.5 watts +85 C ...........................................................................................................................................................................................................................0 watt Insulation Resistance (500 VDC) .....................................................................................................................................................1,000 megohms minimum Resolution .............................................................................................................................................................................See recommended part numbers Accuracy (Correlation of Dial Readout to Voltage Ratio Output) ................................................................................................................0.5 % voltage ratio Repeatability of Dial Readout .....................................................................................................................................................................0.1 % voltage ratio 1 Environmental Characteristics Operating Temperature Range .........................................................................................................................................................................+1 C to +85 C Storage Temperature Range ...........................................................................................................................................................................-25 C to +85 C Temperature Coef cient Over Storage Temperature Range2 ........................................................................................................ 50 ppm/C maximum/wire Vibration .............................................................................................................................................................................................................................10 G Wiper Bounce ................................................................................................................................................................................0.1 millisecond maximum Total Resistance Shift ....................................................................................................................................................................................2 % maximum Voltage Ratio Shift ......................................................................................................................................................................................0.2 % maximum Shock ...............................................................................................................................................................................................................................50 G Wiper Bounce ................................................................................................................................................................................0.1 millisecond maximum Total Resistance Shift ....................................................................................................................................................................................2 % maximum Voltage Ratio Shift ......................................................................................................................................................................................0.2 % maximum Load Life .................................................................................................................................................................................................1,000 hours, 1.5 watts Total Resistance Shift ....................................................................................................................................................................................2 % maximum Rotational Life (No Load) .................................................................................................................................................................... 50,000 shaft revolutions Total Resistance Shift ....................................................................................................................................................................................2 % maximum Moisture Resistance (MIL-STD-202, Method 103, Condition B) Total Resistance Shift ....................................................................................................................................................................................2 % maximum IP Rating ............................................................................................................................................................................................................................IP 60 1 Mechanical Characteristics Stop Strength..............................................................................................................................................................................14 N-cm (20 oz.-in.) minimum Mechanical Angle ...........................................................................................................................................................................................3600 +20 , -0 Torque (Starting) ..............................................................................................................................................0.71 to 4.94 N-cm (1.0 to 7.0 oz.-in.) maximum Torque (Running) ...................................................................................................................................................................4.94 N-cm (7.0 oz.-in.) maximum Variation .............................................................................................................................................................................0.71 N-cm (1.0 oz.-in.) maximum Backlash ............................................................................................................................................................................................................ 1.0 maximum Weight .....................................................................................................................................................................................................Approximately 20 gm Terminals ...................................................................................................................................................................................................Gold-plated J-Hooks Soldering Condition Manual Soldering...........................................................96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire 370 C (700 F) max. for 3 seconds Wave Soldering ...................................................................................96.5Sn/3.0Ag/0.5Cu solder with no-clean ux 260 C (500 F) max. for 5 seconds Wash processes .......................................................................................................................................................................................Not recommended Markings .................................................................. Manufacturers name and part number, resistance value and tolerance, wiring diagram, and date code 1 At room ambient: +25 C nominal and 50 % relative humidity nominal, except as noted. Recommended Part Numbers Part Number Resistance () Resolution (%) Part Number Resistance () Resolution (%) BOLDFACE LISTINGS ARE IN STOCK AND READILY 3610S-1-102 1,000 .035 3610S-2-102 1,000 .035 AVAILABLE THROUGH DISTRIBUTION. 3610S-1-502 5,000 .027 3610S-2-502 5,000 .027 FOR OTHER OPTIONS AND RESISTANCE VALUES, PLEASE CONSULT THE FACTORY. 3610S-1-103 10,000 .022 3610S-2-103 10,000 .022 Knobpot is a registered trademark of Bourns, Inc. Speci cations are subject to change without notice. Customers should verify actual device performance in their speci c applications. 3610 - 10-Turn Precision Knobpot Product Dimensions 3610S-1 PANEL HOLE PATTERN 18.80 .38 16.26 .38 3.264 (NO. 30 DRILL) (.740 .015) (.640 .015) (.1285) 4.76 .79 ANTIROTATION FULL R (3/16 1/32) KEY 14.27 ANTIROTATION 12.65 REF. (.562) KEY (.498) 22.23 2 31.496 (7/8) (1.240) DIA. 13 21 AWG GOLD DIA. PLATED PINS 25.40 DIA724 (1.00) DIA. (.0285) LOCATED ON VIEW ROTATED 45 NOTES: 1.27 RADIUS 1. SNAP-IN MOUNTING CUP (.050) ACCOMMODATES PANEL THICKNESS .64 1.98 THRU (NO. 22GA (.025) (.078) 3.18 THRU NO. 14GA) AND (.125) 1.70 0.25 3610S-2 22.23 0.38 (.067 .010) (.875 .015) 4.78 0.79 33.48 0.79 (.188 .031) (1.318 .031) PANEL HOLE PATTERN DIA. ANTI-ROTATION LUG 17.65 0.38 8.36 0.38 10.26 0.05 ALIGNS WITH 0 4 1.83 1.98 +.08/-.03 (.695 .015) (.329 .015) 10.44 .07 (.404 .002) DIA. (.072) 0.38 (.078 + .003/-.001) (.411 .003) (.015) (DRILL 5/64) DIA. 6.93 0.25 7.11 (.273 .010) (.280) 21 AWG GOLD 1.52 TO 3.96 PLATED PIN 3.18 0.79 (.060 TO .156) 0.72 DIA. (.125 .031) (.0285) PANEL THICKNESS LOCATED ON 1.52 0.38 1.27 RADIUS (.060 .015) (.050) 1.40 0.38 3/8-32 (.055 .015) UNEF-2A THD. HOOK DETAIL TOLERANCES: EXCEPT WHERE NOTED WIPER 2 .25 .13 DECIMALS: .XX .XXX (.010), (.005) CCW CW 1 3 FRACTIONS: 1/64 MM CLOCKWISE DIMENSIONS: (IN.) REV. 10/11 Speci cations are subject to change without notice. Customers should verify actual device performance in their speci c applications.