Coupling relay - PSR-PS20-1NO-1NC-24DC-SC - 2700356

Coupling relay for SIL 3 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



Technical data



Your advantages

  • Up to SIL 3 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
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Key Commercial Data

Orderkey 2700356
Packing unit 1 pc
Catalog page Page 281 (C-6-2017)
GTIN 4046356912891
Weight per Piece (excluding packing) 83.500 g
Custom tariff number 85364900
Country of origin DE (Germany)


C6 The Exchange
Calmount Park
Dublin 12
D12 XE18
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