6
Operating instructions
Passive distribution module
PDM-SD-4CC-SD
EN
4.7 Wiring example
Y2 Y1 A2 A1
A1 A2 X1 X2
A1
A2
X1
X2
I
O
Y1
Y2
Y2 Y1 A2 A1 I1 I2 I3 I4 O1 O2 O3 O4 A1 A2 X1 X2
A1
A2
X1
X2
I
O
Y1
Y2
Y2 Y1 A2 A1
A1 A2 X1 X2
A1
A2
X1
X2
I
O
Y1
Y2
Safety IN 2
Safety IN 1
0 VDC
+24 VDC
10A
O N
1
8
7
6
5
4
3
2
O N
1
8
7
6
5
4
3
2
O N
1
8
7
6
5
4
3
2
1
2
3
4
1
2
1
2
3
I1 I2 I3 I4 O1 O2 O3 O4
I1 I2 I3 I4 O1 O2 O3 O4
SD-Out
0 VDC
+24 VDC
SD-Out
SD-In
FB
PLC
Power
supply
Safety
monitoring
Safety
switchgear
- Module in middle
SW 7 + 8 OFF
- 4 devices connected
SW 1 - 6 OFF
- Module in middle
SW 7 + 8 OFF
- 2 devices connected
SW 3 + 4 ON
- Last module
SW 7 + 8 ON
- 3 devices connected
SW 5 + 6 ON
Terminals
Optional extra SD harness with distribution mo-
dules for additional safety function
SD Gateway
