ICP DAS USA PMC-523 Series, Руководство пользователя

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ICP DAS PMC-523x/PMC-224x/PMD Series User Manual
207
“Online”. If the connection status of the Broker match the
evaluation criteria, the result of this condition evaluation will be
“true”.
iii
Click “OK” button to confirm the settings and return to the Rule
settings page.
11.1.6.2 Subscribe Topic
The content of the Subscribe Topic can be included in the IF
condition statements; the editing page is shown as below:
Figure11-16 : Subscribe Topic condition setting
Follow the steps below:
i Specify the Broker and Subscribe Topic from the dropdown list of
“Broker” field and “Topic” field that you are going to include
them in the IF condition statements.
ii Set up the expression statement for the content of this Subscribe
Topic. Select an operator from “=”, “>”, “=” or “<=”.
iii Specify the user-defined evaluation value. If the content of this
Subscribe Topic match the evaluation criteria, the result of this
condition evaluation will be “true”. PMC/PMD provides 7 values
options; you can compare them with the content of this Subscribe
Topic for condition evaluation. Please refer to " 11.1.1.3 AI " for
detail.
iv
Click “OK” button to confirm the settings and return to the Rule
settings page.
11.1.7 Connection Status
Connection Status can be included in the IF condition statements; the
editing page for Connection Status Condition Setting is shown as
below: