Norstat now offers the SR E and SR E4C, Safety interfaces for E-Stop buttons and Safety switches.
The ReeR SR E and SR E4C are safety interfaces for E-Stop buttons and Safety switches that are equipped with selectable automatic or manual start / restart command.
They utilize either screw terminal blocks or clamp terminal blocks and have EDM feedback input for internal contactors monitoring. Safety relay outputs are 2NO ( 6A at 250VAC ) with a minimum response time of < 20ms. These interfaces utilize LED indication for status and diagnostics and power supply channels 1 and 2. Safety level is PLe-Cat.4. Both the SR E and SR E4C have a protection rating of IP 2X and can operate in temperature ranges from -30°C to +55°C