208B110KBO1

Model 208 Vishay Spectrol 1 3/4" (44.5 mm) Single Turn Conductive Plastic Precision Potentiometer FEATURES • Rotational life exceeds 20 million shaft revolutions RoHS • Virtually infinite resolution COMPLIANT • Designed for high reliability applications • Co-molded track and multi-finger wiper provide low noise signal • Bushing or servo types available up to 6 sections • Ohmic value range: 1 kΩ to 50 kΩ ELECTRICAL SPECIFICATIONS PARAMETER Total Resistance Tolerance Linearity (Independent) Electrical Angle Power Rating: Section 1: Additional Sections Output Smoothness Insulation Resistance Dielectric Strength Taps (Extra) Phasing Temperature Coefficient of Resistance STANDARD ± 10 % STANDARD ± 0.3 % 350° ± 3° 1.75 W at 70 °C ambient derated to zero at 125 °C 75 % of the rating of section 1 0.1 % maximum 1000 MΩ minimum, 500 VDC 1000 VRMS, 60 Hz Extra taps available as special Points at which output ratio is 0.5 aligned ± 1° (Ref. to section 1) ± 400 ppm/°C maximum SPECIAL ±5% SPECIAL ± 0.1 % 1 kΩ to 50 kΩ ORDERING INFORMATION/DESCRIPTION The Model 208 can be ordered from this data sheet with a variety of alternate characteristics, as shown above. For most rapid service on your order, please state: 208 MODEL B MOUNTING B: Bushing S: Servo 1 NUMBER OF SECTIONS Up to 6 10K TOTAL RESISTANCE OF EACH SECTION Beginning with the section nearest the mounting end BO1 PACKAGING Box of 1 piece Other characteristics will be standard as described on this data sheet. 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 208 MODEL S STYLE B: Bushing S: Servo 2 GANG NUMBERS From 1 up to 6 103 OHMIC VALUE GANG NO 1 10K 502 OHMIC VALUE GANG NO 2 5K B01 PACKAGING Document Number: 57053 Revision: 04-Mar-08 For technical questions, contact: sfer@vishay.com www.vishay.com 35 Model 208 Vishay Spectrol 1 3/4" (44.5 mm) Single Turn Conductive Plastic Precision Potentiometer DIMENSIONS in inches (millimeters) SERVO MOUNT: 208 S 1 0.340 MIN. (8.64) 0.093 (2.36) ± 0.015 0.831 (21.10) ± 0.010 0.625 (15.88) ± 0.031 16° 20° TYP. ± 5° 0.073 MIN. (1.85) 45° 3 1 2 1.075 R MAX. (27.30) Ø 1.750 (44.45) Ø 1.750 (44.45) Ø 1.562 MAX. (39.67) 0.062 (1.57) MTG. FACE 1 ± 0.010 Ø 1.5620 - 0.0005 (39.67) + 0.0000 Ø 0.2497 - 0.0003 (6.34) + 0.0000 1.015 R MAX. (25.78) 0.705 (17.91) 0.239 MIN. (6.07) 0.062 (1.57) ± 0.031 0.875 (22.22) ± 0.015 0.375 (9.52) 3/ 8 - 32 UNEF - 2A + 0.0000 BUSHING MOUNT: 208 B Ø 0.2497 - 0.0003 (6.34) ± 0.015 Ø 0.4062 (10.32) + 0.0000 - 0.0010 Ø 1.000 (25.40) Ø 1.750 (44.45) 0.010 (0.25) 1 MTG. FACE 2 1 ADD 0.500 ± 0.002 (12.70) FOR EACH ADDITIONAL SECTION TOLERANCES: UNLESS OTHERWISE NOTED. DECIMALS ± 0.005 ANGLES ± 2° CW 3 SCHEMATIC MECHANICAL SPECIFICATIONS PARAMETER Rotation Bearing Type Ganging Torque (Maximums) Servo Section 1 Bushing Section 1 Each Additional Section Mechanical Runouts (Maximums): Shaft (TIR/in) Pilot Dia. (TIR) Lateral (TIR) Shaft End Play Shaft Radial Play Moment of Inertia Weight: Single Section Each Additional Section www.vishay.com 36 SERVO MOUNT Ball bearing 360° continuous BUSHING MOUNT Sleeve bearing 6 sections maximum terminal alignment, added sections within ± 10° of section 1 terminals STARTING 0.7 oz. - in (50.40 g - cm) 1.0 oz. - in (72.0 g - cm) 0.4 oz. - in (28.80 g - cm) SERVO 0.002" (0.05 cm) 0.002" (0.05 cm) 0.003" (0.08 cm) 0.005" (0.13 cm) 0.002" (0.05 cm) 1.0 g - cm2 per section maximum 3.0 oz. (85.05 g) 1.0 oz. (28.35 g) For technical questions, contact: sfer@vishay.com Document Number: 57053 Revision: 04-Mar-08 RUNNING 0.4 oz. - in (28.80 g - cm) 0.7 oz. - in (50.40 g - cm) 0.3 oz. - in (21.60 g - 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) Model 208 1 3/4" (44.5 mm) Single Turn Conductive Plastic Precision Potentiometer MATERIAL SPECIFICATIONS Housing and Lids Shaft and Clamp Rings Terminals Bushing Mount Hardware Lockwasher Internal Tooth: Panel Nut: Aluminium, anodized Stainless steel, non-magnetic non-passivated Brass, plated for solderability Salt Spray Steel, nickel plated Brass, nickel plated Rotational Life Load Life Operating Temperature Range 96 h Servo: 20 million shaft revolutions Bushing: 5 million shaft revolutions 900 h - 55 °C to + 125 °C Vishay Spectrol ENVIRONMENTAL SPECIFICATIONS Vibration Shock 15 g thru 2000 Hz 50 g MARKING Unit Identification Units shall be marked with Spectrol name, model number and data code on each section, resistance, resistance tolerance, linearity and terminal identification POWER RATING CHART (Ratings for cup No.1. Additional cups 75 % of values shown) RESISTANCE ELEMENT DATA RESISTANCE VALUES (Ω) 1K 2K 5K 10K 20K 50K MAXIMUM VOLTAGE APPLICABLE (V) 42 59 94 132 187 299 RATED POWER IN W 3.0 2.5 2.0 1.5 1.0 0.5 0 20 40 60 80 100 120 140 160 AMBIENT TEMPERATURE IN °C Document Number: 57053 Revision: 04-Mar-08 For technical questions, contact: sfer@vishay.com www.vishay.com 37 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