PHOENIX CONTACT PSR-PS21-1NO-1NC-24DC-SC Coupling relay
Model: PSR-PS21-1NO-1NC-24DC-SC
Brands: PHOENIX
Catalog: Safety Systems
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Product Details
PHOENIX CONTACT PSR-PS21-1NO-1NC-24DC-SC Coupling relay - 2700357. 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.
PHOENIX CONTACT PSR-PS21-1NO-1NC-24DC-SC Coupling relay - 2700357
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
Corrosion protection through protective coating on the PCB
PHOENIX CONTACT PSR-PS21-1NO-1NC-24DC-SC Coupling relay - 2700357
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