Compact safety relays
Phoenix Contact Inc.
Harrisburg, Pa. -PSR safety relays from Phoenix Contact Inc. in ME 22.5 mm housing are equipped with two release current paths and one signal current path and are designed with reinforced insulation from each other. The safety circuit is controlled with one or two channels, with or without cross circuit detection. All field connections are pluggable and coded. The modules meet the requirements of the standard EN 954-1 Category 4 and can be used for the Stop category 0 in accordance with EN 60204. With their compact design, the relays are said to be suited for emergency-stop applications, guard-door monitoring, two-hand operation, and safety light barriers.