Datasheet

Relays for functional safety
Safety relays PNOZsigma
PNOZ s50
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: [phone], Telefax: [phone], E-Mail: [e-mail]
2016-09
932
Configuration overview
The following parameters must be set in the display menu:
Function Terminal Description Parameter Value In display menu
Supply voltage,
power circuits 1
and 2
B1/B2 Supply voltage Input Voltage 24 V Input -> Input Voltage
Test pulse Y1/Y2 Test pulses on feed-
back loops
Pulsing On Feedback -> Pulsing
->
Y1/Y2 Pulse
Power circuit 1 O1+/O1- Reduced voltage U 12 V Output -> O1
Overexcitation time T 450 ms Output -> O1
Y1 Maximum ventilation
time
Ton 60 ms Feedback -> Y1 ->
Y1 Timing -> Y1 Ton
Maximum application
time, fast shutdown
Toff fast 30 ms Feedback -> Y1 ->
Y1 Timing -> Y1 Toff
Maximum application
time, slow shutdown
Toff slow 150 ms Feedback -> Y1 ->
Y1 Timing -> Y1 Toff
Logic of feedback loop
1
Logic N/C Feedback -> Y1 ->
Logic -> Y1 Logic
Power circuit 2 O2+/O2- Reduced voltage U 12 V Output -> O2
Overexcitation time T 450 ms Output -> O2
Y2 Maximum ventilation
time
Ton 60 ms Feedback -> Y2 ->
Y1 Timing -> Y2 Ton
Maximum application
time, fast shutdown
Toff fast 30 ms Feedback -> Y2 ->
Y1 Timing -> Y2 Toff
Maximum application
time, slow shutdown
Toff slow 150 ms Feedback -> Y2 ->
Y1 Timing -> Y2 Toff
Logic of feedback loop
2
Logic NC Feedback -> Y2 ->
Logic -> Y2 Logic