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MODEL 21P SENSORS - POSITION: ANGULAR AND LINEAR

MODEL 21P SENSORS - POSITION: ANGULAR AND LINEAR

MODEL 21P SENSORS - POSITION: ANGULAR AND LINEAR

Product catalog summary
Overview: The document provides technical specifications and guidelines for the Vishay Spectrol Model 21P, an eleven-turn dial with a 46.0 mm diameter, designed for industrial applications.
Features: The dial features a round vernier scale, is made from ABS plastic with a metallized clear aluminum finish, and is RoHS compliant.
Mechanical Specifications: The dial mounts directly to a shaft using a #4 to 40 UNC hex socket set screw. The numeral sizes for the counter wheel and graduated dial are specified, along with the graduation sizes. The total weight is 13 grams.
Operational Specifications: The dial allows for 1099 total turns, with a readout window indicating completed turns. The readout increases with clockwise rotation and decreases with counterclockwise rotation, ensuring zero backlash between the graduated dial and drive sleeve.
Ordering Information: The model is available with different shaft diameters and finishes, with specific part numbering guidelines provided.
Legal Disclaimer: Vishay disclaims liability for errors or inaccuracies in the document and does not guarantee product suitability for specific applications. Customers are responsible for validating product suitability for their applications.
Compliance: The products are certified as RoHS and Halogen-Free compliant, adhering to relevant EU directives and JEDEC standards.
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Catalog excerpts

MODEL 21P SENSORS - POSITION: ANGULAR AND LINEAR-1

Vishay Spectrol 46.0 mm Diameter Eleven Turn Dial FEATURES • Round vernier scale • 1 13/16" dia. (46.0 mm) • Material: plastic ABS mold • Finish: metallized clear (aluminum) • Material categorization: For definitions of compliance please see www.vishay.com/doc?99912 QUICK REFERENCE DATA Sensor type Market appliance Dimensions MECHANICAL SPECIFICATIONS Direct to shaft with # 4 to 40 unc hext socket set screw located adjacent to no. 75 on graduated dial Mounting Numeral size: Counter wheel Graduated dial Graduation size: Numeral and every fifth Intermediate Width Weight OPERATIONAL SPECIFICATIONS 1099 turns total. The number in window (0 thru 10) indicates completed number of turn of the drive sleeve. Graduated circular dial indicates the percent of the partial turn of the drive sleeve The number in center of window shall change as graduated dial rotates between 98 and 0 Readout shall increase with CW and decrease with CCW rotation Zero backlash between graduated dial and drive sleeve Readout and operation Transfer point Rotation Accuracy DIMENSIONS in millimeters (inches) PANEL POTENTIOMETER 10 TURN MAX. SHAFT DIAMETER AND ACCOMODATION LEAD FINISH A 1/4" shaft (standard) B 6 mm shaft Metallized clear (aluminium) SAP PART NUMBERING GUIDELINES 21P SHAFT DIAMETER Document Number: 57017 1 For technical questions, contact: [email protected] 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

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MODEL 21P SENSORS - POSITION: ANGULAR AND LINEAR-2

Legal Disclaimer Notice www.vishay.com 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...

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