Model 502 www.vishay.com 7/ Vishay Spectrol 8" (22.2 mm) Ten Turn Wirewound Upper Grade Precision Potentiometer FEATURES • Bushing mount and servo mount designs are available • Large ohmic value range: 15 to 100 k • Dual gang configuration • Improved linearity available • Long life > 2 million shaft revolutions • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 QUICK REFERENCE DATA Sensor type ROTATIONAL, multi turn wirewound Output type Output by turrets Market appliance Professional 7/ " 8 Dimensions (22.2 mm) ELECTRICAL SPECIFICATIONS PARAMETER Total resistance Tolerance: 100 and above Below 100 STANDARD 15 to 100 k ±3% ±5% SPECIAL 15 to 150 k ±1% ±3% STANDARD ± 0.25 % ± 0.25 % ± 0.25 % ± 0.25 % BEST PRACTICAL ± 0.15 % ± 0.10 % ± 0.075 % ± 0.05 % Linearity (independent) 15 to 50 50 to 1 k 1 k to 5 k 5 k and above 100 ENR Noise Electrical rotation 3600° +4° -0° Power rating: Additional sections 2.0 W at 70 °C ambient derated to zero at 125 °C 75 % of the rating of section 1 (1.5 W at 70 °C) Insulation resistance 1000 M minimum 500 VDC Dielectric strength 1000 VRMS, 60 Hz Linearity x total resistance or 0.5 whichever is greater Absolute minimum resistance Linearity x total applied voltage for total resistance above 20 , 2.0 % of applied voltage for 20 and below End Voltage Phasing (CCW end points) Additional sections phased to section 1 within ± 2° Taps (extra) 54 available as special, standard tolerance ± 2° ORDERING INFORMATION/DESCRIPTION The Model 502 can be ordered from this datasheet with a variety of alternate characteristics, as shown above. For most rapid service on your order, please state: 502 S 2 MODEL STYLE NUMBER OF SECTIONS B: Bushing S: Servo 1 or 2 10K 20K BO1 TOTAL RESISTANCE OF EACH SECTION PACKAGING Beginning with the section nearest the mounting end Box of 1 piece Other characteristics will be standard as described on this datasheet. If special characteristics are required, such as: special linearity tolerance, special resistance tolerance, extra taps, non-linear functions, etc., please state these on your order and allow additional lead time for delivery. SAP PART NUMBERING GUIDELINES 502 S 2 103 203 B01 MODEL STYLE NUMBER OF SECTIONS OHMIC VALUE SECTION N° 1 OHMIC VALUE SECTION N° 2 PACKAGING Revision: 27-Mar-15 Document Number: 57064 1 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 Model 502 www.vishay.com Vishay Spectrol DIMENSIONS in inches (millimeters) BUSHING MOUNT: 502B/502-1 1 ± 0.010 ± 0.031 1.448 (36.78) 0.687 (17.45) 0.168 MIN. (4.27) 2 0.312 (7.92) 1 ± 0.015 45° + 0.0000 TYP. - 0.0003 ± 10° Ø 0.1248 (3.17) 3 ± 0.015 0.172 TYP. (4.37) ± 0.015 Ø 0.875 (22.22) 0.594 R (15.09) MAX. + 0.000 Ø 0.281 - 0.001 (7.14) ± 0.015 0.062 (1.57) MTG. FACE 1/ 4 - 32 UNEF 2A SERVO MOUNT: 502S/502-2 1 ± 0.010 1.536 (39.01) ± 0.031 0.375 (9.52) 0.057 MIN. (1.45) 0.257 MIN. (6.53) 0.062 (1.57) 0.062 (1.57) 2 1 3 + 0.0000 - 0.0005 1 Ø 0.7500 (19.05) ADD 1.282 ± 0.002 (32.56) FOR EACH ADDITIONAL SECTION 2 Ø 0.875 (22.22) CW 3 1 SCHEMATIC TOLERANCES: UNLESS OTHERWISE NOTED. DECIMALS ± 0.005 ANGLES ± 2° 0.750 MAX. (19.05) MTG. FACE MECHANICAL SPECIFICATIONS PARAMETER Rotation Bearing type Torque (maximums) Servo section 1 Bushing section 1 Each additional section Mechanical runout (maximums): Shaft runout (TIR) Pilot dia. runout (TIR) Lateral runout (TIR) Shaft end play Shaft radial play Weight: Single section Each additional section Stop strength Ganging Moment of inertia Revision: 27-Mar-15 3600° +10° -0° SERVO Ball bearing BUSHING MOUNT Sleeve bearing STARTING 0.4 oz. - in (28.8 g - cm) 0.5 oz. - in (36.0 g - cm) 0.3 oz. - in (21.6 g - cm) RUNNING 0.3 oz. - in (21.6 g - cm) 0.4 oz. - in (28.8 g - cm) 0.2 oz. - in (14.4 g - cm) SERVO 0.002" (0.05 cm) 0.002" (0.05 cm) 0.002" (0.05 cm) 0.005" (0.13 cm) 0.002" (0.05 cm) BUSHING 0.002" (0.05 cm) 0.002" (0.05 cm) 0.005" (0.13 cm) 0.005" (0.13 cm) 0.003" (0.08 cm) 1.20 oz. (34.0 g) 0.80 oz. (22.7 g) 100 oz. - in, static (7.2 kg - cm) 2 sections, terminal alignment, added sections, within ± 10° of section 1 terminals 0.45 g - cm2 per section maximum Document Number: 57064 2 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 Model 502 www.vishay.com Vishay Spectrol ENVIRONMENTAL SPECIFICATIONS MATERIAL SPECIFICATIONS Housing Phenolic (black) glass filled Lids Aluminum, anodized Vibration Shaft Stainless steel, non-magnetic, non-passivated Salt Spray Terminals Brass, plated for solderability Load Life Clamp ring Stainless steel Bushing mounting hardware Lockwasher internal tooth: Panel nut: Steel, nickel plated Brass, nickel plated (Ratings for cup No. 1. Additional cups 75 % of values shown) 6 RATED POWER IN W 5 4 3 2 0 96 h Rotational Life 2 million shaft revolutions 900 h -55 °C to +125 °C Note • Nothing stated herein shall be construed as a guarantee of quality or durability. RESISTANCE ELEMENT DATA Units shall be marked with Vishay spectrol name and model no, resistance and resistance tolerance, linearity, terminal identification, and date code. Example of a marking for a standard part: 502-11050 POWER RATING CHART SPECIAL 150 °C 1 50 g Operating Temperature Range MARKING Unit identification 15 g thru 2000 CPS Shock STANDARD OHMS RESISTANCE RESOPER VALUES LUTION TURN () (%) MAXIMUM MAXIMUM WIRE CURRENT VOLTAGE TEMP. ACROSS AT 70 °C COEF. COIL AMBIENT (ppm/°C) (V) (mA) 15 0.088 0.013 365 5.48 800 20 0.066 0.013 316 6.32 800 50 0.050 0.025 200 10.0 800 100 0.050 0.050 141 14.1 180 200 0.049 0.098 100 20.0 20 500 0.037 0.185 63.2 31.6 20 1K 0.034 0.339 44.7 44.7 20 2K 0.029 0.571 31.6 63.2 20 5K 0.023 1.173 20.0 100 20 10K 0.017 1.731 14.1 141 20 20K 0.016 3.142 10.0 200 20 50K 0.011 5.639 6.32 316 20 100K 0.010 10.325 4.47 447 20 150K 0.010 14.170 3.65 548 20 STANDARD 125 °C 20 40 60 80 100 120 140 160 AMBIENT TEMPERATURE IN °C Revision: 27-Mar-15 Document Number: 57064 3 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 Legal Disclaimer Notice www.vishay.com Vishay Disclaimer ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. 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We confirm that all the products identified as being compliant to IEC 61249-2-21 conform to JEDEC JS709A standards. Revision: 02-Oct-12 1 Document Number: 91000