Model 140 Vishay Spectrol 1/ 2" (12.7 mm) Single - Turn Wirewound Bushing Mount Type Precision Potentiometer FEATURES • Ohmic value range: 50 Ω up to 20 kΩ • Smallest size available: 12.7 mm RoHS • Mechanical stops on request COMPLIANT • High torque and sealed versions available ELECTRICAL SPECIFICATIONS PARAMETER Total Resistance Tolerance 50 Ω to 20 kΩ ±5% Linearity x total resistance or 0.5 Ω, whichever is greater ± 1.0 % 100 Ω ENR 2 W at 40 °C ambient derating linearly to zero at 125 °C 1000 MΩ min. 500 VDC 1000 VRMS, 60 Hz 320° ± 5° Linearity x total applied voltage for total resistance above 20 Ω; 2.0 % of total applied voltage for 20 Ω and below Absolute Minimum Resistance Linearity (Independent) Noise Power Rating Insulation Resistance Dielectric Strength Electrical Angle End Voltage MATERIAL SPECIFICATIONS Shaft Housing Rear Lid Terminals Mounting Hardware Lockwasher Internal Tooth: Panel Nut: ENVIRONMENTAL SPECIFICATIONS Stainless steel, non magnetic non-passivated Aluminum, anodized Molded glass filled thermoset plastic Brass, gold plated Vibration 20 G thru 2000 Hz Shock 50 g Salt Spray 96 h 500 000 shaft revolutions Rotational Life Load Life Steel, nickel plated. Brass, nickel plated 900 h Temperature Range - 55 °C to + 125 °C (operating) ORDERING INFORMATION/DESCRIPTION 140B 0 0 20K BO10 MODEL MECHANICAL OPTIONS SPECIAL FEATURE OHMIC VALUE PACKAGING 0. Stops, slotted shaft (std) 1. Plain shaft 2. Shaft lock 3. Continuous rotation 4. Combination 1 and 2 5. Combination 1 and 3 6. Combination 2 and 3 7. Combination 1, 2 and 3 0. Standard torque 1. Center tap (10K max. Rt) 2. High torque 3. Sealed construction 4. Combination 1 and 2 5. Combination 1 and 3 6. Combination 2 and 3 7. Combination 1, 2 and 3 Box of 10 pieces SAP PART NUMBERING GUIDELINES 140B 7 0 103 B10 MODEL MECHANICAL OPTION FEATURE OHMIC VALUE PACKAGING From 0 to 7 From 0 to 7 103 = 10K Box of 10 pieces www.vishay.com 88 For technical questions, contact: [email protected] Document Number: 57097 Revision: 28-Jun-07 Model 140 1/ 2" (12.7 mm) Single - Turn Wirewound Bushing Mount Type Precision Potentiometer Vishay Spectrol DIMENSIONS in inches (millimeters) 0.062 WIDE IMPERFECT THR’O AREA Ø 0.250 MTG. (6.10) + 0.0000 1/4 - 32 UNEF - 2A THREAD + 0.000 - 0.003 120° TYP. 0.133 R (3.38) CW 0.152 (3.86) 0.056 (1.42) 0.305 (7.75) ± 0.015 0.312 (7.92) 0.031 (0.79) Ø 0.1248 - 0.0003 (3.17) Ø 0.500 (12.70) 0.187 (4.75) 0.031 (0.79) Ø 0.062 (1.57) ± 0.010 0.700 (17.78) MTG. FACE SHAFT LOCK OPTION CENTER TAP OPTION 0.500 (12.70) 150° 60° INTEGRAL SHAFT LOCK 0.218 TOLERANCES: UNLESS OTHERWISE NOTED. DECIMALS ± 0.005 ANGLES ± 2 ° CENTER TAP AVAILABLE AS SPEC STANDARD FEATURE MECHANICAL SPECIFICATIONS PARAMETER Rotation Bearing Type Torque (Maximums) Starting Running Dead Zone Weight Stop Strength Runouts (Maximum) Shaft (TIR) Pilot Dia. (TIR) Lateral (TIR) Shaft End Play Shaft Radial Play 330° ± 5° SLEEVE BEARING 0.2 oz. - in (14.40 g - cm) 0.2 oz. - in (14.40 g - cm) Not applicable 0.1 oz. maximum (2.84 g) 5 in - lbs (5.76 kg - cm) static 0.002" (0.05 cm) 0.002" (0.05 cm) 0.003" (0.08 cm) 0.006" (0.15 cm) 0.003" (0.08 cm) RATED POWER IN W POWER RATING CHART RESISTANCE ELEMENT DATA STD RESISTANCE VALUES (Ω) 2 1 0 0 20 40 60 80 100 120 140 160 AMBIENT TEMPERATURE IN °C MARKING Unit Identification Units shall be marked with manufacturer’s name, model number, resistance value and tolerance, circuit diagram, terminal identification, linearity and data code. Document Number: 57097 Revision: 28-Jun-07 MAXIMUM MAXIMUM WIRE RESO- OHMS CURRENT VOLTAGE TEMP. LUTION PER AT 40 °C ACROSS COEF. (%) TURN AMBIENT COIL (ppm/°C) (mA) (V) 50 0.542 0.271 200.0 10.0 20 100 0.431 0.431 141.0 14.1 20 200 0.361 0.722 100.0 20.0 20 500 0.312 1.56 63.2 31.6 20 1K 0.255 2.55 44.7 44.7 20 2K 0.197 3.94 31.6 63.2 20 5K 0.170 8.50 20.0 100.0 20 10K 0.147 14.7 14.1 141.0 20 20K 0.105 21.0 10.0 200.0 20 For technical questions, contact: [email protected] www.vishay.com 89 Legal Disclaimer Notice Vishay Disclaimer All product specifications and data are subject to change without notice. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 18-Jul-08 www.vishay.com 1