Pilz PNOZ s7.1 C 24VDC 3 n/o 1 n/c cascade Instrukcja Użytkownika Pobierz pdf (Strona 8)

PNOZ s7.1

Operating Manual PNOZ s7.1

21865-EN-08

} Connection to PNOZsigma base unit

Base unit: Safety relay PNOZsigma

The feedback loop is con-

nected and evaluated via the

connector.

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 und Y1/Y2 to the expansion module!

Operation

LEDs indicate the status and errors during operation:

LED on

Status indicators

In1

Channel 1 actuated.

In2

Channel 2 actuated.

In1, In2, Out

Safety contacts are closed.

Power B1

Supply voltage applied for the expansion modules.

Fault indicators

Fault

Diagnostics: Plug terminator not connected

} Remedy: Insert plug terminator, switch supply voltage off and then on

again.

Faults - malfunctions

} Contact malfunctions: If the contacts have welded, reactivation will not be possible after

the input circuit has opened.

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Pilz PNOZ s7.1 C 24VDC 3 n/o 1 n/c cascade Instrukcja Użytkownika Strona 8