Coupling relay for SIL 3 high/low demand applications, couples digital output signals to the periphery, 1 enabling current path, 1 signal contact, module for safe state off applications, test pulse filter, fuse, plug-in screw connection, 17.5 mm width.

PHOENIX Coupling relay - PSR-SCP- 24DC/FSP/1X1/1X2 - 2981978. The PSRclassic product range features classic coupling relays with force-guided contacts for safe shutdowns. You have a wide range of functions to choose from for emergency shutdown applications in the process industry.

Advantages

· Narrow 17.5 mm housing

· 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

· Long service life thanks to filtering of controller test pulses

· With built-in, replaceable fuse in the enabling current path

· One enabling current path

· Couples digital output signals from failsafe controllers to I/O devices (valves, etc.) for electrical isolation and power adaptation