Rockwell Automation Publication 5069-UM003B-EN-P - January 2020 119
Module Tags Appendix A
Output Tags
In the following table, the xx in the tag name represents the channel number
because the module has two channels, and both channels support the use of
Modbus Master
.
Table 29 - Modbus Master Output Tags
Name Data Type Definition Valid Values
Oxx.Run BOOL Channel’s operating state. • 0 = Idle
•1 = Run
(1)
Oxx.CommandyyDisable BOOL Disable Modbus Master command runtime. • 0 = Idle
•1 = Run
Oxx.Commandyy.Datazzzzzz SINT, INT, or REAL Command write data.
The number of Commandyy tags (where yy can be 0…49) are
dynamically created depending on the command list you create.
• -128…+127
• -32768…+32767
(1) User logic must set the Run bit in order for the Modbus Master commands to execute.
TIP The yy in the tag names represents the Modbus Master command number
and the zzzzzz represents the Modbus data address.
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