modbus channel view


roiyjet

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Posted

Hi

I am reading Modbus RTU name PH_ONE channel 8562 for example , the reading is fine

I just want to know what I should write in the display variable value expression PH_one[1] ?

Its work Fine But I want to be sure that is Right .

10x for the help

Posted

"ph_one" is the name of your channel? Then you want ph_one[0]. [0] means the most recent data point. [1] like you gave in your example means the next most recent data point.

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