Allen-Bradley 440R-D22R2 Safety Relay
The New Allen Bradley 440R-D22R2 Guardmaster Safety Relay is a monitoring safety unit with two dual-channel universal inputs and two electromechanical relay outputs. In addition, the DI safety relay has an SWS input and output. This DI safety relay can be set for automatic or monitored manual reset by adjusting the switch on the front panel. The configuration switch also sets the AND/OR logic that is applied to the inputs. Bradley 440R-D22R2 can be used in a wide range of devices, such as safety interlock switches, emergency stop devices, pressure sensitive safety mats, safety light curtains, etc. Designed to meet new functional safety standards, it meets EN ISO 13849-1 and EN 62061. The Guardmaster Monitoring Safety Relay is designed to be mounted on the 35mm DIN Rail and includes single wire safety relay connection which allows for ease of installation and system flexibility. It makes an ideal choice for monitoring emergency-stop circuits, optoelectronic protection equipment, magnetic switches, etc.