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3.1 System Configuration
3.1.4 Connecting to FXCPU (FX1S, FX1N, FX2N Series)
(2) PLC
*
1 When the function expansion board or function adapter is used, a GOT and a peripheral such as a PC with GX
Developer installed can be connected to the FXCPU and the function expansion board or function adapter
individually.
(Example) In the case of the function expansion board
*2 The function expansion board to be used differs according to the type of the FXCPU to be connected.
Use the applicable function expansion board shown in the following table.
(3) Cable
*1 The RS-232 cable can be prepared by the user.
Image No. Name Model name
Function expansion board
*1*2
• Unit for simultaneously
connecting GOT and
peripheral equipment (GX
Developer, etc.) to FXCPU
FX1N-422-BD, FX2N-422-BD
FX1N-232-BD, FX2N-232-BD
FX1N-CNV-BD, FX2N-CNV-BD
Function adapter
*1
FX2NC-232ADP
FX0N-232ADP
Item
Function expansion board to be used
When connecting to FX1N, FX1S Series When connecting to FX2N Series
RS-232 communication FX
1N-232-BD FX2N-232-BD
RS-422 communication FX1N-422-BD FX2N-422-BD
When the function adapter is used FX
1N-CNV-BD FX2N-CNV-BD
Image No. Name Model name
RS-422 cable
• Between FXCPU and GOT
• Between FX1N-422-BDor
FX2N-422-BD and GOT
GT01-C10R4-8P (1m), GT01-C30R4-8P (3m),
GT01-C100R4-8P (10m), GT01-C200R4-8P (20m),
GT01-C300R4-8P (30m)
RS-232 cable*1
• Between FX1N-232-BD or
FX2N-232-BD and GOT
• Between GOT and FX2NC-
232ADP
GT01-C30R2-9S (3m)
RS-232 cable*1
• Between GOT and FX0N-
232ADP
GT01-C30R2-25P (3m)
GOT
FXCPU
PC
Function expansion board
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