657 Model Datasheet by Vishay Spectrol

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VISHAY. sfergrecwsIongot®vlshay.com www.mshay Com/605791000
Model 657
www.vishay.com Vishay Spectrol
Revision: 27-Mar-15 1Document Number: 57077
For technical questions, contact: sferprecisionpot@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
Industrial Rotary Position Sensor
Bushing Mount Type, Conductive Plastic
FEATURES
Fully sealed for high immunity to environmental damage
Excellent temperature stability
Rotational life exceeds 2 million revolutions
Low cost and wide range of options
Stainless steel shaft
•Shock to 30 g vibration to 15 g at 10 Hz to 2000 Hz
QUICK REFERENCE DATA
Sensor type ROTATIONAL, conductive plastic
Output type Output by turrets
Market appliance Industrial
Dimensions 15.81 mm x 17.46 mm
ELECTRICAL SPECIFICATIONS
PARAMETER
Standard resistance 1 k to 100 k
Capability range 200 k
Resistance tolerance ± 20 %
Linearity ± 2 %
Power rating 1.0 W at 85 °C
Electrical travel 240° ± 4°
Dielectric withstanding 500 VRMS at 60 Hz minimum
Output smoothness 0.2 % maximum
MECHANICAL SPECIFICATIONS
PARAMETER
Bearing type Sleeve
Mechanical rotation 250° ± 2°
Stop strength 10 in - lb minimum, 11.5 kg/cm
Starting torque 3.0 o.z - in maximum, 216 g/cm
Running torque 3.0 oz. - in maximum, 216 g/cm
ORDERING INFORMATION/DESCRIPTION
657 B F 0 50 kB10
MODEL STYLE SHAFT OPTIONS SHAFT BUSHING OPTIONS TOTAL
RESISTANCE PACKAGING
ABC
B: Bushing R - Round
F - 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
Flat
0.440"
0.315"
0.440"
0.440"
Box of 10
pieces
SAP PART NUMBERING GUIDELINES
657B R 1 103 BO10
MODEL END SHAFT SHAFT AND
BUSHING OPTIONS OHMIC VALUE PACKAGING
R: Round (see above)
— VISHAY. V MODEL: 557E!657-... sfergrecwsIongot®vlshay.com www.mshay Com/605791000
Model 657
www.vishay.com Vishay Spectrol
Revision: 27-Mar-15 2Document Number: 57077
For technical questions, contact: sferprecisionpot@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
Note
Nothing stated herein shall be construed as a guarantee of
quality or durability.
DIMENSIONS in inches (millimeters)
0.500
(12.70)
Ø 0.2497
(6.34 - 0.01)
+ 0.0000
- 0.0003
0.030 MAX.
(0.76)
0.031
(0.79)
0.428
(10.87)
± 0.015
0.014
(0.36)
0.625
(15.81)
0.688
(17.46)
0.375
(9.53)
0.143
(3.64)
0.035 x 0.075
(0.89 x 1.91)
MINIMUM WIRE OPENING
0.151
(3.84)
0.093
(2.36)
0.042
Ø 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
0.216
(5.49)
± 0.015
90° ± 5°
SPECTROL
657-X-X-XXX
XXXX MEX
3 2 1
SHAFT FLAT AND PHASING DIAGRAM
WITH SHAFT FLAT POSITIONED AS SHOWN, OUTPUT RATIO
TO BE e/E = 0.50 ± 0.02
DECIMALS: XX ± 0.01 INCHES (± 0.25 mm)
XX ± 0.005 INCHES (± 0.13 mm) ANGLES: ± 2°
A
± 0.031
B
C
CW
SCHEMATIC
2
3
1
MODEL: 657B/657-...
STANDARD RESISTANCE VALUES
CODE RESISTANCE
()
102 1K
202 2K
502 5K
103 10K
203 20K
503 50K
104 100K
MATERIAL SPECIFICATIONS
Shaft Stainless steel
Bushing Nickel plated brass
Housing Thermoplastic
Element Conductive plastic on alumina
substrate
ENVIRONMENTAL SPECIFICATIONS
Rotational life 2 million revolutions
Vibration 15 g at 10 Hz to 2000 Hz
Operating temperature -40 °C to +125 °C
Storage temperature -55 °C to +150 °C
Temperature coefficient ± 600 ppm/°C
Shock 30 g
Resistant to solder heat 350 °C for 5 s
Moisture resistance IP rating
Sealed construction
IP67* application to provide
protection for wiring terminals
MARKING
Unit
identification
Vishay Spectrol, part number, data code,
country of origin and terminal designation.
Example of a marking for a standard part:
657-2-0-102
— VISHAY. V
Legal Disclaimer Notice
www.vishay.com Vishay
Revision: 08-Feb-17 1Document Number: 91000
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
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 in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of
typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding
statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a
particular product with the properties described in the product specification is suitable for use in a particular application.
Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
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Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for
such applications.
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or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners.
© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED

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