PLIZ PNOZ s5
E-STOP RELAY, SAFETY GATE MONITORS
Safety relay for monitoring E-STOP pushbuttons, safety gates and light beam devices
Unit features
Positive-guided relay outputs:
– 2 safety contacts (N/O), instantaneous
– 2 safety contacts (N/O), delay-on de-energisation
1 semiconductor output Connection options for:
– E-STOP pushbutton
– Safety gate limit switch
– Reset button
– Light barriers
– PSEN
A connector can be used to connect 1 PNOZsigma contact expander module
Delay-on de-energisation selectable
Operating modes and delay times can be selected via rotary switches
LED indicator for:
– Supply voltage
– Input status, channel 1
– Input status, channel 2
– Switch status channel 1/2
– Reset circuit
– Error
Plug-in connection terminals (either spring-loaded terminal or screw terminal)
The safety relay meets the requirements of EN 60947-5-1, EN 60204-1 and VDE 0113-1 and may be used in applications with
E-STOP pushbuttons
Safety gates
Light beam devices
Safety feature
The relay meets the following safety requirements:
The circuit is redundant with built-in self-monitoring.
The safety function remains effective in the case of a component failure.
The correct opening and closing of the safety function relays is tested automatically in each on-off cycle.
The unit has an electronic fuse.
