Measured Values - Beckhoff EL3182 Documentation

2 channel analog input teminal (4...20 ma), single-ended, 16 bit, hart
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The checkboxes can be used to select the data to be read and written.
The following rules apply for the data to be written:
• Tag  8 Bytes Packed ASCII
• Descriptor  16 Bytes Packed ASCII
• Date  Format xx.yy.zzzz
• Message  32 Bytes Packed ASCII
Lower-case letters for packed ASCII
Lower-case letters are not allowed for packed ASCII. If lower-case letters are used, they are auto-
matically converted to capital letters.
6.3

Measured values

Command 3 has a special function. It can be used to read the instantaneous current value via HART, plus up
to 4 process values including their units. The number of returned process values depends on the HART
slave used.
A graphical display of the values is available via the "Measured Values Display" tab in TwinCAT.
EL3182
Version: 1.2
HART
119

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