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High Precision Industrial IO Component SCS 24VDC P1SIL3DS

the Weidmüller safety relay SCS 24VDC P1SIL3DS (Order No. 1303890000).It is a safety relay designed for DIN rail mounting, serving as an interface between the safety controller and the field level to provide functionally safe disconnection of system components .

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Key Technical Parameters General Data Parameter Value Version SAFESERIES, Safety relay Type SCS 24VDC P1SIL3DS Order No. 1303890000 GTIN (EAN) 4050118102697 Quantity 1 pc(s) Safety level SIL 3 Safety standard EN 61508:2010 Dimensions and Weight Parameter Value Width 22.5 mm (0.886 inch) Height 117.3 mm (4.618 inch) Depth 114.1 mm (4.492 inch) Net weight 177 g Input Side (Safety Circuit) Parameter Value Connection designation A1, A2 Rated control voltage 24 V DC ±20 % Current consumption 42 mA Guaranteed current consumption (24 V DC -10%) 35 mA Inrush current ≤ 170 mA Status indicator LED yellow Protective circuit Reverse polarity protection, Free-wheeling diode Output Side (Safety Circuit) Parameter Value Connection designation 13, 14, 15 Contact design 1 x de-energised to safe (NO contact) Contact base material AgNi 0.15 gold flashed Max. permitted switching voltage 250 V AC / 30 V DC Max. permitted switching current 5 A Max. switching current, internal fuse 5 A (refer to derating curve) Max. switching capacity 1250 VA Internal fuse 5 A time-lag External back-up fuse 5 A time-lag Short circuit resistance No Switch-on time typ. 7 ms Switch-off time typ. 14 ms Min. switching capacity 10 mA @ 12 V Safety-Related Basic Specifications Parameter Value Device type A Tproof (Proof test interval) 12 years Hardware fault tolerance (HFT) 2 Safety category SIL 3 Safety-Related Specifications - Low Demand Mode Parameter Value λDU 1.53 FIT λSD + λSU 190.47 FIT PFDavg (Average Probability of Failure on Demand) 3.07 x 10⁻⁶ MTTF 594 Years SFF (Safe Failure Fraction) 50 %