3. Terminals
3.1 Terminal overview and description
3.1.1 Terminal overview
Unit rear view
6
7
8
3
4
5
1
2
+
-
Power
supply
Multi-functional
inputs
C
o
m
RS485
Modbus
49
50
51
B(-)
GND
A(+)
CAN B
57
58
59
H
Com
L
CAN A
53
54
55
H
Com
L
56
52
Generator voltage
33 34 35 36 37 38
L1
N
L2
L3
9
10 11 12 13 14 15
16
18
17
Digital inputs
C
o
m
19
20
21
23 24 25
22
26 27
C
o
m
Busbar voltage
28 29 30 31 32
L1
N
L2
L3
45 46 47 48
L1
L2
L3
Generator current
39 40 41 42 43 44
M
P
U
C
o
m
W
RPM inputs
Service
port
Emer.
Stop
Status
S1 S2 S1 S2 S1 S2
The RJ11 connector for the PC connection interface box is placed on the side of the unit.
3.1.2 Terminal Description
For the relay outputs, the following terms will be used:
NO means Normally Open.
NC means Normally Closed.
Com. means common terminal for the individual relay.
GCU 100 installation instructions
4189340799 UK
Terminals
DEIF A/S
Page 8 of 31
