139 L Vishay Sfernice Precision Linear Transducers, Conductive Plastic (REC) FEATURES * Measurement Range 25mm to 3000mm * Long Life * High Accuracy 1% down to 0.025% * Excellent Repeatability * Essentially Infinite Resolution * Simple Mounting The 139 L is a robust industrial linear motion transducer with a side actuation, ideally suited for applications with very long travels. * Actuation Tolerant to Some Misalignment * Reduced Bulk ELECTRICAL SPECIFICATIONS Theoretical electrical travel (TET = E) Independent linearity (over TET) on request Actual electrical travel (AET) Ohmic value (RT) Resistance tolerance at 20C Repeatability Maximum power rating Wiper current Load resistance Insulation resistance Dielectric strength from 25mm to 3000mm in increments of 25mm 1 % - 0.1 % 0.05 % for E 100mm 0.025 % for E 200mm AET = E + 1.5mm min. 400/cm to 2k/cm 20% 0.01% 0.05W/cm at 70C, 0W at 125C recommended: a few A, 1mA max. continuous minimum 103 x RT 1000M 500VDC 1000VRMS 50Hz MECHANICAL SPECIFICATIONS Mechanical travel (MT) Housing Operating force Coupling Termination Wiper See dimensions table 1 anodized aluminum 2.5N typical self alignment hydraulic type connector DIN 43650 precious metal multifinger Sealed to IP53 Mounting movable brackets PERFORMANCE Operating life Temperature range Sine vibration on 3 axes Mechanical shocks on 3 axes Document Number: 54015 Revision 14-Dec-01 40 million cycles typical - 55C + 125C 1.5mm peak to peak or 15g - 10Hz - 2000Hz 50g - 11ms - half sine www.vishay.com 37 139 L Vishay Sfernice Precision Linear Transducers, Conductive Plastic (REC) DIMENSIONS in millimeters, general tolerance 1mm Angular clearance 10 90 STANDARD MODEL 26.5 1 CM 18 CET +2 -0 M5 +4 1-0 26 51.7 3 31.5 Movable brackets 12 L 4. Ground 36 Pin 3: + Pin 2: Wiper 61 max. Pin 1: TET 4 AET MT O 5.2 TET = Theoretical electrical travel AET = Actual electrical travel MT = Mechanical travel 50 67 Table 1 LENGTH AET MT L L1 to L20 TET + 1.5 min TET + 7 min. TET + 158 max. L 21 to L40 TET + 1.5 min. TET + 11 min. TET + 163 max. L41 to L120 TET + 1.5 min. TET + 15 min. TET + 169 max. ACCESSORIES ON REQUEST DIMENSIONS in millimeters 36 max 48 max Female Connector Vishay's Reference: 3248610 ORDERING INFORMATION REC 139 L 43 D 103 W... SERIES MODEL NUMBER OF TRACKS THEORETICAL ELECTRICAL TRAVEL LINEARITY OHMIC VALUE MODIFICATIONS A: 1% D: 0.1% E: 0.05% F: 0.025% First 2 digits are significant numbers 3rd digit indicates number of zeros Special feature code number L=1 www.vishay.com 38 Times 25 mm Document Number: 54015 Revision 14-Dec-01