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Annex
44
Annex
Annex A: Wiring diagrams
GD Connect 12 terminals
Terminal strip X0 Function
1
L
2
N
PE
Infeed
PE
Terminal strip X5 Function
1
24V AC
2
24V AC
3
0V AC
4
Control voltage
0V AC
5
(-)
6
Analog input AI-1
(+)
7
(-)
8
(+)
9
Analog input AI-2
GND
10 +24V
DC
11 +24V
DC
12 +24V
DC
13 DI-1
14 DI-2
15
Digital inputs DI-1..3
DI-3
16 COM
17 NO
18
Digital output DO-1
NC
19 COM
20 NO
21
Digital output DO-2
NC
Terminal strip X1 Function
1
GND
2
B(-)
3
A(+)
4
RS485-1
Compressors
PE
Terminal strip X2 Function
1
GND
2
B(-)
3
A(+)
4
RS485-2
Extension modules
PE
Terminal strip X3 Function
1
GND
2
B(-)
3
A(+)
4
RS485-3
Customer
PE
Terminal strip X4 Function
1
GND
2
B(-)
3
A(+)
4
24V AC
5
0V AC
6
PE
7
PROFIBUS module
PE
Connections on control transformer
240V
Terminal 5 + 1
230V
Terminal 5 + 2
220V
Terminal 5 + 3
120V
Terminal 4 + 1
110V
Terminal 4 + 2
100V
Terminal 4 + 3