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34
Wiring
Section 2-3
■
1:N Connections Using RS-232C Port 1
Use the NT-AL001-E Converter Link Adapter
■
1:1 Connections Using RS-422A/485 Port 2 (MCW151-E only)
Programming Terminal (PT)
Note MC Unit Communication Mode: Host Link Slave
PC (Serial Communication Board)
Note MC Unit Communication Mode: Host Link Master
MC Unit
RS-232C
Interface
Signal
Pin
RS-1
2
SD-1
6
SG-1
7
RD-1
8
FG
Shell
General Device
Signal
RS-422A
Interface
Frame ground
Signal ground
Receive data (+)
Receive data (-)
Send data (+)
Send data (-)
D-sub 9-pin
connector (male)
mini-DIN 8-pin
connector (male)
Pin
Signal
RS-232C
Interface
2
SD
3
RD
4
RS
5
CS
6
+5V
9
SG
RS-422A
Interface
Signal
Pin
FG
1
SG
2
SDB
3
SDA
4
RDB
5
RDA
6
CSB
7
CSA
8
NT-AL001
Terminal Block
MC Unit
Power
Supply
(5V)
Signal
+
-
MC Unit
RS-422A
Interface
Signal
Pin
RD-
1
RD+
2
FG
3
SD-
4
SD+
5
Programmable Terminal (PT)
Signal
RS-422A
Interface
SDA
SDB
-
RDA
RDB
COMBICON
Plug
Terminal Block
MC Unit
RS-422A
Interface
Signal
Pin
RD-
1
RD+
2
FG
3
SD-
4
SD+
5
PC
Pin
Signal
RS-422A
Interface
1
SDA
2
SDB
Shell FG
6
RDA
8
RDB
D-sub 9-pin
connector (male)
COMBICON
Plug