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5-4 4. n : 1 Connection (Multi-link)
4. n : 1 Connection (Multi-link)
• One PLC is connected to multiple UG230 units. (Maximum connectable units: 32)
• The PLC must be of the type of signal level RS422/RS485 with port numbers.
RS422 connection between the UG230 ↔ PLC must be in 2-wire connection.
• The UG230, UG30 series and UG20 series can be used together.
• For more information on wiring and communication settings, refer to the User’s Manual <PLC
Connection> (FEH380).
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RUN
STOP
PLC
MJ2 MJ2 MJ2 MJ2
Maximum length (PLC to the terminating UG230) = 500 m
RS-422/RS-485 connection
UG230 1 UG230 2 UG230 3 UG230 n (n = 1 to 32)
*
* In the case of UG230 + UG230A-DCL,
connect to “CN1”.
** *
Terminal block Terminal block Terminal block Terminal block