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Series PSR offers optmized startup behavior approved to SIL3/IEC 61508. Units provide 2 safely isolated, redundant, normally open contacts and 1 normally closed contact that can switch up to 250 Vac/6 A in 22.5 mm housing. They are suitable for adjusting voltage or power and electrically isolating field applications from control systems.
Harrisburg, PA - Phoenix Contact now offers PSR safety relay modules specially designed for process applications with optimized startup behavior approved to SIL3 / IEC 61508. Until now, conventional safety relay modules have had a very high startup current that the control system interprets as a short …