YOKOGAWA F3LR02-0N, User Manual

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C3-6
IM 34M06H45-01E 7th Edition : Aug.30, 2019-00

Daisy-chain Configuration
One main unit and multiple subunits are connected to form a line. Port 1 or port 2 of the
FA-bus Type 2 module in the main unit must be connected to port 1 of the FA-bus Type
2 module in a subunit. Port 2 of the FA-bus Type 2 module in a subunit must be
connected to port 1 of the FA-bus Type 2 module in another subunit.
FA-bus Type 2
module
(F3LR02-1W)
Power
supply
Power
supply
Power
supply
Power
supply
FC0353.VSD
Power
supply
Power
supply
Power
supply
Power
supply
Power
supply
Main unit
Subunit 3 Subunit 1
Subunit 2
Subunit 5(terminal station)
Subunit 4(terminal station)
Unused port
Unused port
Figure C3.3 Daisy-chain Configuration
Note
- In a daisy chain connection, port 1 or port 2 of the FA-bus Type 2 module in the
main unit must be connected to port 1 of the FA-bus Type 2 module in a subunit.
Port 2 of the FA-bus Type 2 module in a subunit must be connected to port 1 of the
FA-bus Type 2 module in another subunit. Otherwise, the system will not operate
normally.