ICP DAS USA UA-5200 Series, User Manual

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UA-5200 Series User Manual V4.3 ICP DAS
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4.1. Module Communication Conversion
“Module Communication Conversion” of UA series, a very commonly used function, can
effectively communicate the IoT devices or systems (e.g. cloud, database
…) with I/O data
of the module (e.g. Modbus module). This section will introduce the setting steps and the
function parameters of the
“Module Communication Conversion”. There are 9 items in this
category that can be divided into 3 protocol types and introduced in 3 sub-sections: OPC
UA, MQTT, MQTT JSON.
Modbus / OPC UA
Conversion
Using the OPC UA Service function to convert with Modbus
RTU/TCP/ ASCII protocols. (Section 4.1.1)
MQTT / OPC UA
Conversion
Using the OPC UA Service function to convert with MQTT
protocols. (Section 4.1.2)
Modbus / MQTT
Conversion
Using the MQTT Service function to convert with Modbus
RTU/TCP/ ASCII protocols. (Section 4.1.3)
Modbus / MQTT
JSON Conversion
Using the MQTT Service function in group of JSON format to
convert with Modbus RTU/TCP/ ASCII protocols. (Section 4.1.4)