Not for New Design Model 402 Vishay Spectrol 3" (76.2 mm) Single Turn Wirewound Precision Potentiometer FEATURES • Large range of ohmic values: 10 Ω up to 150 kΩ • Bushing mount, servo mount and screwing mount available RoHS COMPLIANT • Extra taps upon request This Model 402 is only for maintenance purposes. It is not recommended for new designs and will be obsolete in a near future. • Gangable up to 6 sections ELECTRICAL SPECIFICATIONS PARAMETER SPECIAL 150 kΩ ±1% ±3% STANDARD 10 Ω to 100 kΩ ±3% ±5% Total Resistance: Tolerance: 100 Ω and Above Below 100 Ω: Linearity x total resistance or 0.5 Ω whichever is greater Absolute Minimum Resistance Linearity x total applied voltage for total resistance above 20 Ω, 2.0 % of total voltage for 20 Ω and below End Voltage Linearity (Independent) Total Resistance 10 Ω to 200 Ω 200 Ω to 2 kΩ 2 kΩ to 10 kΩ 10 kΩ and Above STANDARD BEST PRACTICAL ± 0.50 % ± 0.25 % ± 0.25 % ± 0.25 % ± 0.25 % ± 0.15 % ± 0.10 % ± 0.075 % 100 Ω ENR Noise Electrical Angle 350° ± 2° Power Rating Section 1 Additional Section 6.0 W at 70 °C ambient derated to zero at 125 °C 75 % of the rating of section 1 (4.5 W at 70 °C) Insulation Resistance 1000 MΩ minimum 500 VDC Dielectric Strength 1000 VRMS, 60 Hz Taps (Extra) 37 available as special, standard tolerance ± 1° Phasing (CCW End Points) Additional sections phased to section 1 within ± 1° ORDERING INFORMATION/DESCRIPTION The Model 402 can be ordered from this specification sheet with a variety of alternate characteristics, are as shown above. For most rapid service on your order, please state: 402 B 1 100K BO1 MODEL MOUNTING TYPE NUMBER OF SECTIONS OHMIC VALUE B: Bushing S: Servo C: Screw From 1 up to 6 (Max.) PACKAGING Box of 1 piece Other characteristics will be standard as decribed 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 402 C 2 101 104 B01 MODEL MOUNTING TYPE NUMBER OF SECTIONS OHMIC VALUE OHMIC VALUE PACKAGING Section NO 1 101 = 100 Ω Section NO 2 104 = 100 kΩ Box of 1 piece C: Screw www.vishay.com 106 For technical questions, contact: [email protected] Document Number: 57061 Revision: 15-Jun-07 Not for New Design Model 402 3" (76.2 mm) Single Turn Wirewound Precision Potentiometer Vishay Spectrol DIMENSIONS in inches (millimeters) SCREW MOUNT: 402C ± 0.031 0.625 (15.88) 0.312 MIN. (7.92) 0.062 (1.57) 1 9° TYP. ± 0.010 0.800 (20.32) + 0.0000 Ø 0.7500 (19.05) MTG. - 0.0005 Ø 0.2497 (6.34) 3 1 2 + 0.0000 - 0.0003 1.700 R MAX. (43.18) ± 5° 45° 8 - 32 UNC - 2B 0.187 ± 0.015 DEEP (4.15) 3 HOLES EQUALLY SPACED (SCREW MOUNT ONLY) ± 0.015 Ø 3.000 (76.20) 1.640 R (41.66) MAX. Ø 2.250 B.C (57.15) MTG. FACE BUSHING MOUNT: 402B SERVO MOUNT: 402S ± 0.010 ± 0.010 0.831 (21.11) 1 1 ± 0.031 0.625 (15.83) ± 0.015 0.375 (9.52) + 0.0000 - 0.0003 0.073 MIN. (1.85) + 0.0000 0.093 (2.36) Ø 0.2497 - 0.0003 (6.34) 0.062 (1.57) 0.340 MIN. (8.64) ± 0.15 0.705 (17.91) + 0.0000 0.062 (1.57) 0.239 MIN. (6.07) 0.2497 - 0.0003 (6.34) + 0.0000 Ø 0.5937 MTG. - 0.0010 (15.08) ± 0.0005 3.000 (76.20) Ø 2.8750 MTG. (73.02) ± 0.015 2 Ø 3.000 (76.20) Ø 3.000 (76.20) CW 3 1 SCHEMATIC MTG. FACE Ø 2.812 MAX. (71.42) ± 0.031 0.875 (22.22) MTG. FACE 1/ 2- 32 UNEF-2A ± 0.002 1 ADD 0.500 (12.70) FOR EACH ADDITIONAL SECTION. MECHANICAL SPECIFICATIONS PARAMETER Rotation Bearing Type Servo and Screw Mount: Bushing Mount Ganging Torque (Maximum) Mounting: Servo or Screw 1 Section Bushing 1 Section Each additional Section Runouts (Maximums) Shaft (TIR/In) Pilot dia (TIR) Lateral (TIR) Shaft End Play Shaft Radial Play Moment of Inertia Weight (Maximums) Each Additional Section: Document Number: 57061 Revision: 15-Jun-07 360° (continuous) Ball bearing Sleeve bearing 6 sections maximum terminal alignment, added sections, within ± 10° of section 1 terminals STARTING RUNNING 0.6 oz. - in (43.20 g - cm) 1.1 oz. - in (79.21 g - cm) 1.1 oz. - in (79.21 g - cm) 1.9 oz. - in (136.82 g - cm) 0.5 oz. - in (36.00 g - cm) 0.8 oz. - in (57.61 g - cm) BUSHING SERVO 0.002" (0.05 cm) 0.002" (0.05 cm) 0.002" (0.05 cm) 0.002" (0.05 cm) 0.005" (0.13 cm) 0.004" (0.10 cm) 0.005" (0.13 cm) 0.005" (0.13 cm) 0.003" (0.08 cm) 0.002" (0.05 cm) 4.0 g - cm2 per section maximum Single section: 7.0 oz. (198.45 g) 2.0 oz. (56.70 g) For technical questions, contact: [email protected] www.vishay.com 107 Not for New Design Model 402 3" (76.2 mm) Single Turn Wirewound Precision Potentiometer Vishay Spectrol MATERIAL SPECIFICATIONS ENVIRONMENTAL SPECIFICATIONS Housing and Lids Vibration Aluminum, anodized 15 g thru 2000 CPS Stainless steel, non-magnetic non-passivated Shock 50 g Shaft and Clamp Rings Salt Spray 96 h Terminals Brass, plated for solderability Rotational Life Bushing Mount Hardware Lockwasher Internal Tooth: Panel Nut: 1 million shaft revolutions Load Life Steel, nickel plated Brass, nickel plated 900 h Temperature Range - 55 °C + 125 °C MARKING Unit Identification Units shall be marked with Vishay Spectrol name, model no, data code and on each section, resistance, resistance tolerance, linearity and terminal identification POWER RATING CHART RESISTANCE ELEMENT DATA (Ratings for cup No. 1. Additional cups 75 % of values shown) RESISTANCE VALUES (Ω) RATED POWER IN W 10 8 6 SPECIAL 150 °C 4 STANDARD 125 °C 2 0 20 40 60 80 100 120 140 AMBIENT TEMPERATURE IN °C www.vishay.com 108 160 MAXIMUM MAXIMUM WIRE RESO- OHMS CURRENT VOLTAGE TEMP. AT 70 °C ACROSS LUTION PER COEF. COIL TURN AMBIENT (%) (ppm/°C) (V) (mA) 10 0.160 0.016 775 7.74 800 20 0.120 0.024 548 10.9 800 50 0.094 0.047 347 17.3 800 100 0.106 0.106 245 24.5 20 200 0.091 0.181 173 34.7 20 500 0.072 0.361 110 54.5 20 1K 0.057 0.575 77.5 77.4 20 2K 0.056 1.12 54.8 109 20 5K 0.042 2.09 34.6 173 20 10K 0.034 3.42 24.5 245 20 20K 0.025 5.07 17.3 347 20 50K 0.019 9.41 11.0 545 20 100K 0.018 18.0 7.74 775 20 150K 0.023 34.4 6.32 949 20 For technical questions, contact: [email protected] Document Number: 57061 Revision: 15-Jun-07 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