p8s www.vishay.com vishay sfernice revision: 03-may-13 1 document number: 51020 for technical questions, contact: sfer@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 8.5 mm diameter fully sealed container cermet trimmer the p8s series trimmers are we ll adapted for all industrial applications as their maximum resistance contact variation is within 3 % of rn and as they are fully sealed. for more stringent requirements the p8p series is recommended. features ? industrial grade ? high quality cermet resistive track: - 1 w at 70 c, p8st - 0.5 w at 70 c, p8sx and p8sy ? test according to cecc 41000 or iec 60393-1 ? wide resistance range (10 ? to 2.2 m ? ) ? material categorization: for definitions of compliance please see www.vishay.com/doc?99912 dimensions in millimeters ( 0.5 mm) p8sx p8sy p8st consult vishay sfernice for panel sealed type slot 0.6 wide x 0.7 deep 8.9 3.5 min 4.7 ground 7.62 ? 8.5 2.54 2.54 ? 8.5 8 max 5 min 0.5 2.54 a b c 0.5 x 0.4 2.54 2.54 slot 0.6 wide x 0.7 deep 2.54 2.54 ? 11 0.5 8.6 2.54 a b c thread m7 x 0.75 shim washers 3.2 0.2 3.4 0.2 7.8 1 4.5 1 panel thickness 0.4 - 0 ? 8.6 - 0.1 1 2 3 0.5 mi n 0.5 to 2.5 2.5 to 4 ma x 1 2 3
p8s www.vishay.com vishay sfernice revision: 03-may-13 2 document number: 51020 for technical questions, contact: sfer@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 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 tolerance standard 10 % on request 5 % power rating p8sx, p8sy 0.5 w at 70 c p8st 1 w at 70 c power rating chart circuit diagram temperature coefficient see standard resistance element table limiting element voltage (linear law) 250 v contact resistance variation 3 % rn or 3 ? end resistance (typical) 1 ? dielectric strength (rms) 1000 v insulation resistance (500 v dc ) 1 g ? mechanical specifications mechanical travel 300 5 operating torque (max. ncm) 3 end stop torque (max. ncm) 6 unit weight (max. g) p8sx, p8sy p8st 1.1 3.6 terminals snag alloy (code e2) environmental specifications temperature range - 55 c to + 125 c climatic category 55/125/56 sealing ip67 fully sealed 0 20 40 100 125 140 70 60 0.5 0 1 ambient temperature in degrees celsius power in watt 80 p8sx - p8sy p8st a c b cw (2) (3) (1)
p8s www.vishay.com vishay sfernice revision: 03-may-13 3 document number: 51020 for technical questions, contact: sfer@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 performances tests conditions typical values and drifts ? r t / r t (%) ? r 1-2 / r 1-2 (%) load life 1000 h at rated power 90/30 - ambient temperature 70 c 2 % contact res. variation: < 3 % rn 3 % climatic sequence phase a dry heat 100 c phase b damp heat phase c cold - 55 c phase d damp heat 5 cycles 0.5 % 1 % long term damp heat 56 days 40 c, 93 % rh 1 % dielectric strength: 1000 v rms ? insulation resistance: > 10 4 m ? 2 % rapid temperature change 5 cycles - 55 c to + 125 c 0.5 % ? v 1-2 / ? v 1-3 ? 1 % shock 50 g at 11 ms 3 successive shocks in 3 directions 0.2 % 0.5 % vibration 10 hz to 55 hz 0.75 mm or 10 g during 6 h 0.2 % ? v 1-2 / ? v 1-3 ? 0.5 % rotational life 200 cycles 3 % contact res. variation: < 3 % rn standard resistance element data standard resistance values p8sx, p8sy p8st typical tcr - 55 c to + 125 c max. power at 70 c max. working voltage max. current through wiper max. power at 70 c max. working voltage max. current through wiper ? w v ma w v ma ppm/c 10 0.5 2.2 224 1 3.16 316 100 22 0.5 3.3 150 1 4.69 213 47 0.5 4.8 103 1 6.86 146 100 0.5 7.0 70 1 10.0 100 220 0.5 10.5 47 1 14.8 67 470 0.5 15.3 32 1 21.7 46 1k 0.5 22.4 22 1 31.6 32 2.2k 0.5 33.2 15 1 46.9 21 4.7k 0.5 48.5 10 1 68.6 15 10k 0.5 70.7 7.0 1 100 10 22k 0.5 105 4.8 1 148 6.7 47k 0.5 153 3.2 1 217 4.6 100k 0.5 224 2.2 0.63 250 2.5 220k 0.28 250 1.1 0.28 250 1.1 470k 0.13 250 0.53 0.13 250 0.53 1m 0.06 250 0.25 0.06 250 0.25 2.2m 0.028 250 0.11 0.03 250 0.11
p8s www.vishay.com vishay sfernice revision: 03-may-13 4 document number: 51020 for technical questions, contact: sfer@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 marking ? vishay trademark ?model ?style ? ohmic value (in ? , k ? , m ? ) ? tolerance (in %) ? manufacturing date ? marking of terminal: 3 packaging ? in plastic box of 50 pieces, code b25 (bl50) ordering information (part number) model style ohmic value tolerance packaging code special number p8 st sx sy from 10 ? to 2.2 m ? 103 = 10k k = 10 % on request: j = 5 % b25 = box 50 pieces (if applicable) given by vishay for custom design part number description (for information only) p8 s x 100k 10 % bl e2 model style style value tolerance special packaging lead finish x104 b25 k 8s p
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