ICP DAS USA UA-5200 Series User Manual page 12

Model
Modbus Master
Modbus TCP
Modbus RTU/ASCII
MQTT
MQTT Client
MQTT Service
MQTT Broker
Virtual Device
PID Function
4GE/4GC Frequency Band Descriptions:
UA-5231M-4GE: Frequency Band for EMEA, Korea, Thailand, India and Taiwan
UA-5231M-4GC: Frequency Band for China
UA-5231 UA-5231M UA-5231M-3GWA UA-5231M-4GE/4GC
To read or control the devices that support standard Modbus TCP
Slave protocol.
Recommend to keep the maximum number of devices within 100
connections.
A max. of 3 ports: ttyO2, ttyO4, ttyO5 to connect other Modbus RTU
Slave devices (e.g. M-7000).
Recommend no more than 32 devices per port for better
communication quality.
Connect the MQTT Broker to read/control the devices supporting
the MQTT protocol.
Connect the MQTT Broker to externally read/control the devices
supporting other protocols that linking with the UA-5200 series.
Compliance with MQTT v3.1.1 protocol. Support MQTT message
distribution management.
Recommend to keep the connection number of Client within 400.
Combine the remote I/O devices for the PID logic control system.
UA-5200 Series User Manual V4.3
12
ICP DAS