Pilz PNOZ s7 - Unit Configuration and Operation; Function description

PNOZ s7
Operating Manual PNOZ s7
21399-EN-10
9
Block diagram/terminal configuration
Fig.: Centre: Front view with cover, right: Front view without cover
*Safe separation from non-marked area in accordance with EN 60947-1, 6 kV, basic insula-
tion between all safety contacts.
Function description
with PNOZsigma base unit:
} Dual-channel operation via PNOZsigma connector
without PNOZsigma base unit:
} Single-channel operation: one input circuit affects the output relays
Timing diagram
POWER/Input
Output safe
Output aux.
Legend
} POWER/Input: Supply voltage/Input
} Output safe: Safety contacts
} Output aux.: Auxiliary contacts
} t
1
: Switch-on delay
} t
2
: Delay-on de-energisation