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POTH444103E350 Datasheet(PDF) 1 Page - Vishay Siliconix |
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POTH444103E350 Datasheet(HTML) 1 Page - Vishay Siliconix |
1 / 11 page POHR36, POHR44, POTH44, POTH50, POTH76 www.vishay.com Vishay MCB Revision: 02-Mar-17 1 Document Number: 32521 For technical questions, contact: mcbprecisionpot@vishay.com 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 Single-Turn Continuous Rotation Analog Displacement Sensors FEATURES • Conductive plastic potentiometer technology, infinite resolution • Servo mount anodized light alloy housing • Precious metal contacts • Stainless steel shaft and bearings • Applicable standards: NFC 93255, MIL R39023 QUICK REFERENCE DATA Sensor type ROTATIONAL, conductive plastic Output type Output by turrets Market appliance Industrial, avionics Dimensions Ø 36, Ø 44, Ø 50, Ø 76 ELECTRICAL SPECIFICATIONS PARAMETER POHR36 POHR44 POTH44 POTH50 POTH76 Theoretical electrical travel (TET) 350° ± 3° 350° ± 3° 350° ± 3° 350° ± 2° 350° ± 1° Theoretical electrical travel (on request) - 62.5° 90° 120° 120° 182.5° 210° 90° - - Useful electrical travel (on request) - 60° 90° 90° 119° 180° 180° 89° - - Standard linearity ( ± 0.5 % ± 0.5 % ± 0.5 % ± 0.25 % ± 0.1 % Optional linearity ( ± 0.25 %, ± 0.1 %, ± 0.05 % ± 0.4 %, ± 0.25 %, ± 0.1 %, ± 0.05 %, ± 0.04 % ± 0.25 %, ± 0.2 %, ± 0.1 %, ± 0.05 % ± 0.1 %, ± 0.05 %, ± 0.03 % ± 0.05 %, ± 0.02 % Total resistance range (E3) 4.7 k or 10 k 4.7 k or 10 k 4.7 k or 10 k 4.7 k or 10 k 4.7 k or 10 k Tolerance on Rn ± 10 %, optional: ± 20 %, ± 15 %, ± 5 % Output smoothness 0.1 % (on request: 0.5 %, 0.05 %, 0.025 %) Power rating at 70 °C 2 W 2.5 W 2.5 W 3 W 4 W Temperature coefficient -300 ± 300 ppm/°C Wiper current 1 mA Recommended load impedance 1000 R n Insulation resistance 10 G at 500 V DC Dielectric strength 1000 VRMS, 50 Hz, 1 min MECHANICAL SPECIFICATIONS PARAMETER POHR36 POHR44 POTH44 POTH50 POTH76 Size 15 18 18 20 30 Running and starting torque (cN cm) first stage 2020 202535 additional stage 1818 182230 Moment of inertia (g cm2) first stage 2.2 2.6 6 8 20 additional stage 0.6 0.6 5 6 17 Weight (g) first stage 50 80 100 100 230 additional stage 1212 505580 Protection class IP50 |
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