ICC OPC-PRT3, Инструкция по эксплуатации, Страница: 74 / 115

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Figure 54: Adding an XIO Element
d) Click OK.
4) Configure the MSG instruction.
a)
Edit the “Message Control” field on the MSG instruction to use the previously-created
“connection” tag. Refer to Figure 55.
Figure 55: MSG Instruction Tag Assignment
b)
Click the message configuration button (“…”) in the MSG instruction. The “Message
Configuration” window will open. Refer to Figure 56.
Figure 56: MSG Instruction Configuration
c)
“Configuration” tab settings:
i)
Change the “Message Type” to “CIP Data Table Read”.
ii)
In the "Source Element” field, enter the read tag you wish to access (refer to section
10.2.9). In this example, we will be reading a total of 21 function codes beginning at
function code M01 (per-unit frequency reference
– final command).
iii) Enter the Number Of Elements to read. In this example, we will read 21 function codes.