3.1 System Configuration
3.1.5 Connecting to FXCPU (FX1NC, FX2NC Series)
3 - 11
1
OVERVIEW
2
BUS CONNECTION
3
DIRECT CONNECTION
TO CPU
4
COMPUTER LINK
CONNECTION
5
MELSECNET/10
CONNECTION (PLC TO
PLC NETWORK)
6
CC-Link CONNECTION
(INTELLIGENT DEVICE
STATION)
7
CC-Link CONNECTION
(Via G4)
8
ETHERNET
CONNECTION
3.1.5 Connecting to FXCPU (FX1NC, FX2NC Series)
1 System configuration and connection conditions
2 System equipment
(1) GOT
Connection conditions
System configuration
Number of
GOTs
Distance
1
30m or less
15m or less
15m or less
Image No. Name Model name
RS-422 conversion unit
*1
• For RS-422 communication
GT15-RS2T4-9P
RS-422/485 Communication Unit
• For RS-422 communication
GT15-RS4-9S
RS-422 interface
• For RS-422 communication
(Built into GOT)
MELSEC-FX
Communication driver
MAX30m
5
1
RS-422 cable
MAX15m
6
3
2
Function adapter
RS-232 cable
MAX15m
7
4
2
Function adapter
RS-232 cable
RS-232
RS-422/485
RS-422