The Phoenix Contact PSR-ESAM 4 safety relay can be used in any application and is available for various supply voltages. In addition to the 24 V AC/DC model, there are now 48, 60, 110, and 230 V AC/DC units.
The relay, which has three safety switching paths and a signalling output, is used as a two-channel monitor for emergency stop control devices or safety door switches in machines and systems.
It meets safety requirements in accordance with the standards for functional safety up to PL e as per EN ISO 13849-1 and SIL 3 as per EN 62061 and IEC 61508.
The device can be configured for both automatic and manually monitored start.
