Website: www.kingtronics.com Email: [email protected] Tel: (852) 8106 7033 Fax: (852) 8106 7099 RKT-3540 WIREWOUND ELEMENT FEATURES ‧ At room ambient: +25℃ nominal and 50% relative Humldity nominal, except as noted. ‧ Consult manufacturer for complete specification details Electrical Characteristics RKT-3540 Wirewound Element Standard Resistance Range Total Resistance Tolerance Independent Linearity Effective Electrical Angle Absolute Minimum Resistance/ Minimum Voltage Noise/ Output Smoothness Dielectric Withstanding Voltage (MIL-STD-202, Method 301) Sea Level Power Rating (Voltage Limited By Power Dissipation or 447VAC, Whichever is Less) +70℃ +125℃ Insulation Resistance (500 VDC) Resolution 100 to 100K ohms ±5% ±0.25% 3600°± 10° 1 ohm or 0.2% max (Whichever is greater) 100 ohms ENR max 710VDC(101.3KPa) 2 watts 0 watt 1000 meg ohms min See recommended part# RKT-3540 Wirewound Element Environmental Characteristics Operating Temperature Range Storage Temperature Range Temperature Coefficient Over Storage Temperature Range Vibration Wiper Bounce Shock Wiper Bounce Load Life Total Resistance Shift Common Dimensions RKT-3540S-1 +1℃ to +125℃ -55℃ to +125℃ ±50ppm/℃ maximum/ unit 15G 0.1 millisecond maximum 50G 0.1 millisecond maximum 1000 hours, 2 watts ±2% 10,000 cycles , speed 5~10 cycles/ min Starting Torque≤50mN.m ±5% maximum Rotational Life (No Load) Total Resistance Shift Moisture Resistance (MIL-STD-202, Method 103, Condition B) Total Resistance Shift IP Rating OPTIONAL ANTIROTATION LUG (-91) 1.42x0.50 ON 7.4 RADIUS. LENGTH 1.27 FROM MOUNTING SURFACE. (SUGGESTED PANEL HOLE 1.6 DIA.) ±2% maximum IP 40 Mechanical Characteristics Stop Strength Mechanical Angle Torque (Starting & Running) Mounting Backlash Weight Soldering Condition Manual Soldering Wave Soldering Wash Processes Marking Ganging (Multiple Section Pots) Hardware 53 N-cm (75 oz-in) minimum 3600°± 10° 0.35 N-cm (0.5 oz-in) max 170-200 N-cm (15-18 1b.-im.) max 1.0℃ maximum Approximately 21gm 96.5Sn/ 3.0Ag/ 0.5Cu solid wire or no-clean rosin cored wire; 370℃ (700℃F) max. for 3 seconds 96.5Sn/ 3.0Ag/ 0.5Cu solder with no-clean flux; 260℃ (500℃F) max. for 5 seconds Not recommended Manufacturer’s name and part number, resistance value and tolerance, linearity tolerance, wiring diagram and date code 2 cups maximum One lockwasher (H-37-2) and one mounting nut (H-38-2) is shipped with each potentiometer How to Order RKT-3540 --- S --- 1 --- 201 --- R Model Style Metal Shaft Resistance Code RoHS BOLDFACE LISTINGS ARE IN STOCK AND READILY AVAILABLE THROUGH DISTRIBUTION FOR SERVO MOUNT VERSION AND OTHER OPTIONS CONSULT FACTORY. TOLERANCE: EXCEPT WHERE NOTED 0.25 XXX± (0.010). FRACTIONS: ±1/64 MM DIMENSIONS: (IN.) DECIMALS: XX± 0.13 (0.005) Resistance table RKT-3540S-1 Resistance (Ohms) Resistance Code Resolution (%) 200 500 1,000 2,000 5,000 10,000 20,000 50,000 100,000 201 501 102 202 502 103 203 503 104 0.042 0.031 0.027 0.021 0.021 0.019 0.014 0.011 0.008 FOR OTHER OPTIONS CONSULT FACTORY. ROHS IDENTIFIER: L = COMPLIANT BLANK = NON-COMPLIANT Note: Specification are subject to change without notice. 1