Norstat now offers the SR Select, a Safety Relay designed with 4 different operating modes allowing the connection and control of multiple safety devices.
The SR Select from ReeR safety allows four different operating modes offering the possibility to connect and control different types of safety devices, including Safety Light Curtains, Solid-State-Output Devices ( such as RFID safety switches), Dual-Channel Emergency Stops as well as Two-Hand Controls and Type 2 Safety Photocells. The SR Select has Different safety functions selectable via a rotary switch, Selectable manual, or automatic restart, 2 N.O. outputs with guided contact safety relays, 1 system monitor PNP output, 1 external contactors feedback input, 1 system test input (for Type 2 safety photocells) and 2 test outputs for electro-mechanical devices.
The SR Select has a compact housing and easily attaches via DIN rail fastening and has a response time of < 20ms. Connection is via removable terminal blocks ( screw contacts ) and LED indicators display input and output status as well as diagnostics. Safety level is SIL 3-SILCL 3 / PL-e / Cat. 4.