Checking The Modbus Operation Status - YOKOGAWA GX20 User Manual

4.4 Using Modbus to Enable the GX/GP to Read Data from and Write Data to Other Devices (Modbus master function)
4.4.4

Checking the Modbus Operation Status

Procedure
For the procedure, see page 2-58 in section 2.3.6, "Checking the Command Status of the
Modbus Client and Modbus Master".
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IM 04L51B01-01EN