2700357

https://www.phoenixcontact.com/us/products/2700357 Coupling relay - PSR-PS21-1NO-1NC-24DC-SC - 2700357 Please be informed that the data shown in this PDF Document is generated from our Online Catalog. Please find the complete data in the user's documentation. Our General Terms of Use for Downloads are valid (http://phoenixcontact.com/download) Coupling relay for SIL 2 high- and low-demand applications, couples digital output signals to the I/O, 1 enabling current path, 1 confirmation current path, 1 digital signal output, safe state off applications, test pulse filter, fixed screw terminal block Your advantages  Up to SIL 2 according to IEC 61508  Forcibly guided contacts according to EN 50205  Easy proof test according to IEC 61508 thanks to integrated signal contact  Approved for Class I, Zone 2 applications  Low housing width of just 6.8 mm  Long service life thanks to filtering of controller test pulses  1 enabling current path, 1 digital signal output, 1 diagnostic current path  Couples digital output signals from failsafe controllers to I/O devices (valves, etc.) for electrical isolation and power adaptation Key Commercial Data Packing unit 1 pc GTIN GTIN 4046356912907 Weight per Piece (excluding packing) 140.000 g Custom tariff number 85364900 Country of origin Germany Technical data Note 06/27/2020   Page 1 / 9 https://www.phoenixcontact.com/us/products/2700357 Coupling relay - PSR-PS21-1NO-1NC-24DC-SC - 2700357 Technical data Note Utilization restriction EMC: class A product, see manufacturer's declaration in the download area Dimensions Width 6.8 mm Height 93.1 mm Depth 102.5 mm Ambient conditions Ambient temperature (operation) -40 °C ... 65 °C (observe derating) Ambient temperature (storage/transport) -40 °C ... 85 °C Max. permissible relative humidity (operation) 75 % (on average, 85% infrequently, non-condensing) Max. permissible humidity (storage/transport) 75 % (on average, 85% infrequently, non-condensing) Maximum altitude ≤ 2000 m (Above sea level) Power supply Rated control circuit supply voltage US 24 V DC -15 % / +10 % (A1/A2) 20.4 V DC ... 26.4 V DC Rated control supply current IS typ. 45 mA Power consumption at US typ. 1.08 W Inrush current typ. 400 mA (Δt