Model 657 Vishay Spectrol Industrial Rotary Position Sensor FEATURES * Fully Sealed for high Immunity to Environmental Damage * Excellent Temperature Stability * Rotational Life Exceeds 2 millimeter on Revolutions * Low Cost and Wide Range of Options * Stainless Steel Shaft * Shock to 30G's Vibration to 15G's at 10 to 2,000Hz ELECTRICAL SPECIFICATIONS PARAMETER Standard Resistance 1K to 100K Capability Range 200K Resistance Tolerance 20% 2% Linearity Power Rating 1.0 watt @ 85C 240 4 Electrical Travel Dielectric Withstanding Output Smoothness 500VRMS @ 60Hz minimum 0.2% maximum MECHANICAL SPECIFICATIONS PARAMETER Bearing Type Sleeve 250 2 Mechanical Rotation Stop Strength 10 in - lb maximum Starting Torque 3.0 oz - in maximum Running Torque 3.0 oz - in maximum ORDERING INFORMATION 657 0 0 XXX MODEL SHAFT OPTIONS SHAFT AND BUSHING OPTIONS EIA RESISTANCE CODE A 0 - Round 2 - Flatted* Shaft Length 0 - 0.875" FMS 1 - 0.625" FMS* 2 - 1.000" FMS* 3 - 1.250" FMS* Bushing Length 0.375" FMS 0.250" FMS* 0.500" FMS* 0.750" FMS* B C Flat 0.440" 0.315"* 0.440"* 0.440"* 1st Significant Figure 2nd Significant Figure Number of Zeros Shaft Flat applies to 657 -2-X-XXX P/N's *Non-Standard Example: 657 - 0 - 0 - XXX www.vishay.com 132 Document Number: 57077 Revision 19-Sep-01 Model 657 Vishay Spectrol Industrial Rotary Position Sensor DIMENSIONS in inches (millimeters) O 0.375 0.002 X 0.030 MAX WIDE PILOT (9.53 X 0.76 MAX WIDE PILOT) + 0.000 - 0.051 3/8 - 32 UNEF - 2A 0.500 (12.70) A + 0.0000 - 0.0003 O 0.2497 (6.34 -0.01) 0.031 0.625 (15.81) 0.042 0.688 (17.46) 0.375 (9.53) 0.030 MAX (0.76) 0.093 (2.36) 0.014 (0.36) 0.428 (10.87) 0.143 (3.64) 0.151 (3.84) 0.031 (0.79) 0.035 X 0.075 (0.89 X 1.91) 0.015 MINIMUM WIRE OPENING 2 CW B 3 1 DECIMALS: XX 0.01 INCHES ( 0.25mm) XX 0.005 INCHES ( 0.13mm) ANGLES: 2 SCHEMATIC SHAFT FLAT AND PHASING DIAGRAM 0.216 (5.49) 0.015 SPECTROL 657-X-X-XXX XXXX MEX 90 5 321 WITH SHAFT FLAT POSITIONED AS SHOWN, OUTPUT RATIO TO BE e/E = 0.50 0.02 STANDARD RESISTANCE VALUES CODE RESISTANCE () 102 202 502 103 203 503 104 1K 2K 5K 10K 20K 50K 100K MATERIAL SPECIFICATIONS Shaft Rotational Life Vibration Operating Temperature Storage Temperature Temperature Coefficient Shock Resistant to Solder Heat Moisture Resistance IP Rating 2 Million Revolutions 15G's @ 10 to 2,000Hz - 40C to + 125C - 55C to + 150C 600ppm/C 30G's 350C for 5 sec Sealed Construction IP67*Application to provide protection for wiring terminals MARKING Stainless Steel Bushing Nickel Plated Brass Housing Thermoplastic Element Conductive Plastic on Alumina Substrate Document Number: 57077 Revision 19-Sep-01 ENVIRONMENTAL SPECIFICATIONS Unit Identification Spectrol, part number, data code, country of origin and terminal designation www.vishay.com 133