GS120-MAN-14V05 (0307)
Copyright © 2014 Gedge Systems
6
4
WIRING
BEFORE YOU BEGIN WIRING, ensure that the unit is switched off and the power
supply is disconnected.
4.1 - Basic wiring
Ea
rt
h
Neutr
al/
Nega
tiv
e DC
A
ctiv
e/
P
o
sitiv
e DC
Power input
C
o
mmon 3
NO 3
C
o
mmon 2
NO 2
C
o
mmon 1
NO 1
Relay output
User input
C
o
mmon
U
se
r input 3
U
se
r input 2
U
se
r input 1
Auxiliary I/O
Com 2
RS232
RS485
Analog O/P
GND
Rx
Tx
GND
–
(A
)
+
(B
)
0-1
0V out +
0-1
0V out –
4-20mA out +
4-20mA out –
N/C
N/C
N/C
Primary serial port (Com 1)
R
S232 GND
R
S232 Rx
R
S485 –
(A
)/R
S422 Rx–
R
S485 +
(B
)/R
S422 Rx+
N/C
N/C
N/C
N/C
GS120–CL
GS120–232/485/422
N/C
N/C
N/C
N/C
Curr
e
nt loop –
Curr
e
nt loop +
N/C
N/C
