Datasheet

Relays for functional safety
Safety relays PNOZsigma
PNOZ s9
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: [phone], Telefax: [phone], E-Mail: [e-mail]
2016-09
756
Pulse on switching on
t < 10 ms
POWER
Input
Reset
Output safe
Output aux.
[1] [2] [3] [4]
Legend
} POWER: Supply voltage
} Input: Input circuit
} Output safe: Safety contacts
} Output aux: Auxiliary contact
} Reset: Feedback loop input
} t
1
: Switch-on delay
} t
2
: Delay-on de-energisation
} t
v
: Delay time (pulse time)
} [1]: Normal operating cycle
} [2]: Fault: Input circuit opened too early
} [3]: Fault: Feedback loop closed too late
} [4]: Normal operating cycle with supply interruption < 10 ms