ICP DAS USA UA-5200 Series, Руководство пользователя

Страница: 158 / 233

UA-5200 Series User Manual V4.3 ICP DAS
158
7.2. MQTT Remote Broker
UA series controller built-in MQTT Broker(See Section 7.1 ), but when users want to use the
external MQTT Broker, UA system also provides the settings to connect and
publish/subscript messages with the MQTT Remote Broker.
This page can set up the MQTT connection with the remote Broker. User can publish and
subscribe messages to the remote Broker through this connection.
Setting Sequence for the MQTT Connection:
1. Add and set up a connection Broker name in the Remote Broker List.
2. Set up the contents of the Topic messages published/subscribed by other external
MQTT devices for mapping to the Variables Table of the UA-5200 controller.
3. Convert the data contents of the MQTT device to communicate with other protocols.
For the certificate about the communication security, please refer to Chapter 12 .
This section will introduce the function items and setting parameters.