60 70 VISHAY 80 90 Model 18 www.vishay.com Vishay Spectrol Model 18 (PR2) 22.2 mm Diameter, 15 Turn Dial FEATURES No backlash Compact-requires minimal panel space (22.2 mm diameter requirement) For use with precision potentiometers or other rotating devices, up to 15 turns Designed for metal shaft High force Click Brake Material categorization: for definitions of compliance QUICK REFERENCE DATA please see www.vishay.com/doc 99912 Sensor type DIALS Market appliance Industrial Dimensions 22.2 mm diameter MECHANICAL SPECIFICATIONS Accepts Shaft Diameter 6.35 mm (0.250 ) / 6 mm / 3.17 mm (0.125 ) / 3 mm Number of Turns 0 to 15 Dial Division 50 per turn Torque with Brake Engaged 5 oz. - in (350 g - cm) min. Weight 15 g Set Screw UNC 2-56 Hex Key Size 1:27 mm (0.05 ) Bushing Extension Beyond Panel 6.35 mm (0.250 ) max. 18.1 mm (0.710 ) min. Shaft Extension Beyond Panel 22.2 mm (0.875 ) max. DIMENSIONS in millimeters (inches) 0.880 (22.2) MTG. FACE 0.575 (14.6) 0.375 (9.53) 0.250 + 0.001 0.40 DEEP 0.30 ( 10.1 PROF 7.6) (6.35 + 0.025) 0.65 DEEP 0.125 (16.5 PROF 3.2) 0.875 (22.2) 0.025 (0.65) 0 SCREW 2 - 56 UNC SPACER HEX 0.05 ANTIROTATION BLACK PLACTIC 0.05 (1.3) Revision: 01-Apr-2021 Document Number: 57078 1 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 10 18 20 MOD 0 3 40 50 Model 18 www.vishay.com Vishay Spectrol ORDERING INFORMATION / DESCRIPTION 18 A 11 B010 e MODEL SHAFT DIAMENTER FINISH PACKAGING LEAD ACCOMODATION AND FIXINGS FINISH 1 A / dia. shaft - 1 set screw 11 Satin chrome, black markings (standard) 4 B 6 mm metric bore - 1 set screw 41 Satin chrome, white markings 1 C / dia. shaft - 1 set screw 8 D 3 mm metric bore - 1 set screw Example: 18 - A - 11 SAP PART NUMBERING GUIDELINES 18 A 11 B10 MODEL SHAFT DIAMETER FINISH PACKAGING Revision: 01-Apr-2021 Document Number: 57078 2 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