Model 657Vishay SpectrolIndustrial Rotary Position SensorFEATURES•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 2,000HzELECTRICAL SPECIFICATIONSPARAMETERStandard ResistanceCapability RangeResistance ToleranceLinearityPower RatingElectrical TravelDielectric WithstandingOutput Smoothness1K to 100KΩ200KΩ± 20%± 2%1.0 watt @ 85°C240° ± 4°500VRMS @ 60Hz minimum0.2% maximumMECHANICAL SPECIFICATIONSPARAMETERBearing TypeMechanical RotationStop StrengthStarting TorqueRunning TorqueSleeve250° ± 2°10 in - lb minimum3.0 oz - in maximum3.0 oz - in maximumORDERING INFORMATION657MODEL0SHAFT OPTIONS0 - Round2 - Flatted*A0SHAFT AND BUSHING OPTIONSShaft Length0 - 0.875” FMS1 - 0.625” FMS*2 - 1.000” FMS*3 - 1.250” FMS*Bushing Length0.375” FMS0.250” FMS*0.500” FMS*0.750” FMS*BCXXXEIA RESISTANCE CODE1st Significant Figure2nd Significant FigureNumber of ZerosFlat0.440”0.315”*0.440”*0.440”*Shaft Flat applies to 657 -2-X-XXX P/N’s*Non-StandardExample: 657 - 0 - 0 - XXXwww.vishay.com132
For technical questions, contact sfer@vishay.comDocument Number: 57077
Revision 21-Aug-03
元器件交易网www.cecb2b.com
Model 657Industrial Rotary Position SensorDIMENSIONS in inches (millimeters)Ø 0.375 ±0.002 X 0.030 MAX WIDE PILOT(9.53 X 0.76 MAX WIDE PILOT)+ 0.000 - 0.0513/8 - 32 UNEF - 2AVishay Spectrol0.500(12.70)A± 0.031+ 0.0000- 0.0003Ø 0.2497(6.34 -0.01)0.0420.625(15.81)0.375(9.53)0.030 MAX(0.76)0.014(0.36)0.031(0.79)0.688(17.46)0.093(2.36)0.151(3.84)0.035 X 0.075(0.89 X 1.91)0.143(3.64)0.428(10.87)± 0.0152BMINIMUM WIRE OPENINGCW31DECIMALS: XX ±0.01 INCHES (± 0.25mm)XX ± 0.005 INCHES (± 0.13mm) ANGLES: ± 2°SCHEMATICSHAFT FLAT AND PHASING DIAGRAM0.216(5.49)± 0.01590° ±5°SPECTROL657-X-X-XXXXXXX MEX3 2 1WITH SHAFT FLAT POSITIONED AS SHOWN, OUTPUT RATIOTO BE e/E = 0.50 ±0.02STANDARD RESISTANCE VALUESCODE102202502103203503104RESISTANCE(Ω)1K2K5K10K20K50K100KENVIRONMENTAL SPECIFICATIONSRotational LifeVibrationOperating TemperatureStorage TemperatureTemperature CoefficientShockResistant to Solder HeatMoisture ResistanceIP Rating2 Million Revolutions15G’s @ 10 to 2,000Hz- 40°C to + 125°C- 55°C to + 150°C ± 600ppm/°C30G’s350°C for 5 secSealed ConstructionIP67*Application to provideprotection for wiring terminalsMATERIAL SPECIFICATIONSShaftBushingHousingElementStainless SteelNickel Plated BrassThermoplasticConductive Plastic onAlumina SubstrateMARKINGUnitIdentificationSpectrol, part number, data code,country of origin and terminal designationDocument Number: 57077Revision 21-Aug-03
For technical questions, contact sfer@vishay.comwww.vishay.com
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Legal Disclaimer Notice
Vishay
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, byestoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay'sterms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any expressor implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitnessfor a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.Customers using or selling these products for use in such applications do so at their own risk and agree to fullyindemnify Vishay for any damages resulting from such improper use or sale.
Document Number: 91000Revision: 08-Apr-05
www.vishay.com
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