YOKOGAWA UM33A - 1.4 Communication Functions

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IM 05P03D21-01EN
Introduction to Functions
1
1.4 Communication Functions
The UM33A can use RS-485 communication by specifying the suffix code.
► UTAdvancedSeriesCommunicationInterface(RS-485,Ethernet)User’sManual
RS-485Communication(Modbuscommunication,PClinkcommunication,and
Ladder communication)
The UM33A can communicate with PCs, PLCs, touch panels, and other devices.
Up to 31 connected slaves with a maximum length of 1200m
Model: ML2 of YOKOGAWA is recommended.
RS-485/
RS-232C
converter
PC
8 8 8 8
CC-Link Communication
The UM33A can be used as the slave devices for CC-Link communication. Read-out of
PV, operation or alarm status, and SP setting can be done by accessing the remote I/O
on the master unit of CC-Link.
Max. 1200 m, number of connected slaves: 31
PLC
CC-Link communication
CC-Link Master
CC-Link Slave / Modbus Master
Modbus Slave Modbus Slave Modbus Slave Modbus Slave
Modbus/RTU communication
8
8 8 8 8