11 P8P www.vishay.com Vishay Sfernice 8.5 mm Diameter Single-Turn Fully Sealed Container Cermet Trimmer FEATURES Military and professional grade 1 W at 70 C, P8PT 0.5 W at 70 C, P8PX - P8PY Product qualification according to CECC 41101-002 (A, B) Fully sealed Multi-finger wiper contact in precious metal Tests according to CECC 41000 or IEC 60393-1 Models P8PX and P8PY feature a TO-5 transistor type, Material categorization: for definitions of compliance rugged metal case housing. please see www.vishay.com/doc 99912 The cermet track is printed to an alumina substrate allowing high dissipation and ensuring reliable performance under extreme environmental conditions. DIMENSIONS in millimeters ( 0.5 mm) P8PT P8PX - (PC 39) B P8PY - (PC 19) B 8.5 2.54 Slot 0.6 wide x 0.7 deep 8.5 0.5 2.54 a 8.6 b c 0.5 8 max. 2.54 Thread M7 x 0.75 8.9 5 min. Shim washers 4. 7 3.2 0.2 3.5 min 0.5 x 0.4 Panel thickness a c b Slot 0.6 wide x 0.7 deep 1 2 3 0.4 Ground 3.4 0.2 4.5 1 7.62 2.54 2.54 7.8 1 - 0 2.54 8.6 - 0.1 ca 1 2 3 0.5 min. 0.5 to 2.5 2.5 to 4 max. b 2.54 2.54 Consult Vishay Sfernice for panel sealded type Revision: 27-Apr-17 Document Number: 51019 1 For technical questions, contact: sferpottrimmers 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 P8P www.vishay.com Vishay Sfernice ELECTRICAL SPECIFICATIONS Resistive element Cermet Electrical travel 270 15 Resistance range 10 to 2.2 M Standard series E3 1 - 2.2 - 4.7 and on request 1 - 2 - 5 standard 10 % Tolerance on request 5 % P8PX - P8PY 0.5 W at +70 C P8PT 1 W at 70 C P8PT 1 Power rating P8PX - P8PY 0.5 0 0 20 40 60 70 80 100 125 140 AMBIENT TEMPERATURE IN C a c Circuit diagram (1) (3) b cw (2) Temperature coefficient See standard resistive element table Limiting element voltage (linear law) 250 V Contact resistance variation 2 % Rn or 1 End resistance (typical) 1 Dielectric strength 1000 V Insulation resistance (500 V )1 G DC MECHANICAL SPECIFICATIONS Mechanical travel 300 5 Operating torque (max. Ncm) 3 End stop torque (max. Ncm) 6 P8PX - P8PY 1.1 Unit weight (max. g) P8PT 3.6 Terminals SnAg alloy (code e2) ENVIRONMENTAL SPECIFICATIONS Temperature range -55 C to +125 C Climatic category 55/125/56 Sealing Fully sealed - IP67 Revision: 27-Apr-17 Document Number: 51019 2 For technical questions, contact: sferpottrimmers 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 POWER IN W