Serial Port And Ethernet - Omron NB3Q-TW**B series Connection Manual

5 Modbus Connection
5-1

Serial Port and Ethernet

Series
Modbus RTU
Modbus RTU Extend
Modbus RTU Slave
Modbus ASCII
Modbus TCP
Modbus TCP Slave
Modbus RTU Extend Thermoregulator
Modbus RTU Extend Multi-function
Modbus TCP Slave
*1 Connectable 3G3MX2 Series models are 3G3MX2-V1 or higher that support Endian data conversion. Other
models cannot handle 2-word data properly.
5-2
CPU
Modbus Compatible RS232 on the CPU unit -
External Device
RS422 on the CPU unit -
RS485 on the CPU unit -
RS232 on the CPU unit -
RS422 on the CPU unit -
RS485 on the CPU unit -
RS232 on the CPU unit -
RS422 on the CPU unit -
RS485 on the CPU unit -
RS232 on the CPU unit -
RS422 on the CPU unit -
RS485 on the CPU unit -
-
-
RS485
(Degital Regulator)
E5CC/E5EC (RS485
Connection)
RS485
Compact Inverter
3G3MX2 *1
Power PMAC -
Etherlite
NB-series Programmable Terminals Host Connection Manual (V108)
Link Module SIO Type
Ethernet
Ethernet
-
-
Ethernet
Driver
Modbus RTU
Modbus RTU
Modicon_BE
Modbus RTU Extend
Modbus RTU Slave
Modbus ASCII
Modbus TCP
Modbus TCP Slave
Modbus RTU Extend
Modbus RTU Extend
Modbus TCP Slave