Examples
Operating Manual PNOZ s50
1002194EN02
59
Safety control system
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Inputs:
–
Fault signal O3
–
State of brakes O4, O5 (applied, ventilated) is monitored
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Outputs
–
Activation of fast and slow shutdown of brake
Brake
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Micro switch S1 to signal the state of brake B1
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Micro switch S2 to signal the state of brake B2
8.2.2
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