Spindle Operated Potentiometers Type 12P, 12C Series Type 12P, 12C Series Characteristics - Electrical Conductive Cermet Plastic 12P, 12C Resistance Laws & Range: 1K Ohm to 1M Ohm Linear 150 Ohm to 100K Ohm (Linear) (Non Linear Laws available to order) Standard Values: 1K, 5K, 10K, 50K, 100K, 500K, 1M 150R, 200R, 250R, 500R, 750R, 1K, 5K, 10K, 50K, 100K Selection Tolerance: 20% ( 10% by selection ) 10% ( 5% by selection ) Rated Dissipation: 0.25W Lin, 0.125W Non Lin 1.0W Limiting Element Voltage: 200V dc or ac RMS 350V dc or ac peak These small versatile potentiometers Isolation Voltage: 500V dc or ac peak 500V dc or ac peak meet a wide range of instrument Electrical Rotation: 270 5 270 5 applications. They are ideally suited to Terminal Resistance: 2 Ohm max. 2 Ohm max. the need of professional broadcast and Noise: 2 % max. 2 % max. industrial control systems where a Insulation Resistance: 1000M Ohm min. 1000 M Ohm min. high performance specification, long operational life and low noise are of Characteristics - prime importance. They are offered Mechanical with printed circuit and eyelet terminals Conductive Cermet as alternatives. Plastic 12P, 12C Starting Torque: 2 to 15 mNm 2 to 15 mNm Key Features Mechanical Torque: 295 5 295 5 End Stop Torque: 560 mNm 560 mNm Polymer Film or Cermet Element Spindles (standard) 7/8 Long with slot x 1/8 diameter 7/8 Long with slot x 1/8 diameter 1 Long with slot x 1/4 diameter 1 Long with slot x 1/4 diameter Low Noise Other spindle, bushing and Terminal Other spindle, bushing and Terminal Long Life styles are available on request styles are available on request High Performance Characteristics - 12.5mm Square Environmental Robust Construction Conductive Cermet Linear and Non Linear Laws Plastic 12P, 12C Limits of Resistance Change: 5% (after 1000 hrs endurance) 10% (after 1000 hrs endurance) Board Washable Temperature characteristics of 1000 ppm/C 150 ppm/C Eyelet PC Terminations resistance (-55C to 125C): Bump Severity: 15G R< 2% 15G R< 2% Mechanical Endurance: 50,000 operations min. 25,000 operations min. 100 Resistance Laws 90 80 70 C 60 A - Linear A 50 B - Log B C - Inverse Log 40 30 20 10 0 0 10 203040 5060 70 80 90 100 % Effective Electrical Clockwise Rotation Cermet Elements This series has been enhanced by the excellent stability in most severe The temperature coefficient of cermet materials is very good and the development of a Cermet version. environmental conditions. Static and elements, though not as low as for practical application range extends Dynamic noise (CRV) performance is wirewound elements, is better than well beyond 100MHZ. Cermet elements are available in a good but does not match that of conductive plastic type elements. wide range of resistive values. They conductive plastic. Frequency response of cermet offer essentially infinite resolution and Literature No. 1773174 Dimensions are shown for Dimensions are in millimetres Specifications subject to www.tycoelectronics.com Issued: 07-05 reference purposes only. unless otherwise specified. change. passives.tycoelectronics.com Percent Voltage Rated OutputSpindle Operated Potentiometers Type 12P, 12C Series Dimensions PCB Mounting Bracket Solder Lug Terminals Electrical Schematic Anti-Rotation Lug Suggested Panel Layouts The 12P can be used with either of the two Panel Layouts shown below Literature No. 1773174 Dimensions are shown for Dimensions are in millimetres Specifications subject to www.tycoelectronics.com Issued: 07-05 reference purposes only. unless otherwise specified. change. passives.tycoelectronics.com