2. WIRING
2-34
How to set input specification (J4 to J9)
For connectors J4 to J7, the connections are different depending on the input specifi-
cations as shown below.
Connector J4
*: Set the jumpers J20/J21 to Modbus.
Connector J5
*: Set the jumpers J20/J21 to Modbus.
Pin
#
Signal
name
In/Out
Remarks
IEC61162-2
IEC61162-1
Modbus*
1
TD1-A
Out
Serial CH1, out-
put IEC61162-1/
2/modbus
TTYCS(LA)-4
TTYCS(LA)-4
TTYCS(LA)-4
2
TD1-B
Out
Serial CH1, out-
put IEC61162-1/
2/modbus
3
RD1-A
In
Serial CH1, out-
put IEC61162-2/
modbus
No connection No connection
4
RD1-B
In
Serial CH1, out-
put IEC61162-2/
modbus
5
ISOGND1
-
Isolation, GND
(CH1)
6
RD1-H
In
Serial CH1, out-
put IEC61162-1
No connection TTYCS(LA)-4
7
RD1-C
In
Serial CH1, out-
put IEC61162-1
Pin
#
Signal
name
In/Out
Remarks
IEC61162-2
IEC61162-1
Modbus*
1
TD2-A
Out
Serial CH2, out-
put IEC61162-1/
2/modbus
TTYCS(LA)-4
TTYCS(LA)-4
TTYCS(LA)-4
2
TD2-B
Out
Serial CH2, out-
put IEC61162-1/
2/modbus
3
RD2-A
In
Serial CH2, out-
put IEC61162-2/
modbus
No connection No connection
4
RD2-B
In
Serial CH2, out-
put IEC61162-2/
modbus
5
ISOGND2
-
Isolation, GND
(CH2)
6
RD2-H
In
Serial CH2, out-
put IEC61162-1
No connection TTYCS(LA)-4
7
RD2-C
In
Serial CH2, out-
put IEC61162-1
Summary of Contents for FCR-2829W
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