Pilz PNOZ s8 C 24VDC 2 n/o - Manual (Page 6)

PNOZ s8
Operating Manual PNOZ s8
21400-EN-07
6
} Feedback loop
– with PNOZsigma base unit:
The feedback loop is connected and evaluated via the connector.
– without PNOZsigma base unit:
Feedback loop does not need to be monitored because the contact expansion block
monitors its own output contacts.
} Semiconductor output
*Connect together the 0V connections on all the external power supplies
Information
If a base unit and a contact expansion module from the PNOZsigma range
are linked via the connector, no additional wiring is necessary.
Do not connect A1 to the contact expander module!
Operation
The unit is ready for operation when the Power LED is permanently lit.
LEDs indicate the status and errors during operation:
LED on
LED flashes
Status indicators
In1
Channel 1 actuated.
In2
Channel 2 actuated.
In1, In2, Out
Safety contacts are closed.