Coupling relay - PSR-PS40-1NO-1DO-24DC-SC - 2700398

Coupling relay for SIL 3 high- and low-demand applications, couples digital output signals to the I/O, 1 enabling current path, 1 digital signal output, safe state off applications, test pulse filter, fixed screw terminal block

Why buy this product
❐ 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
❐ Self-regulation with device-internal lock
❐ Manually monitored and automatic activation in a single device
❐ Long service life thanks to filtering of controller test pulses
❐ 1 enabling current path, 1 digital signal output
❐ Couples digital output signals from failsafe controllers to I/O devices (valves, etc.) for electrical isolation and power adaptation