4. Select "Modbus Serial Device
" under "Modbus Serial Device" and click the [Add Device]
button.
The "Modbus_Serial_Device" object will be added below the "Modbus COM" object.
5. Double-click
"Modbus_COM" in the navigator pane.
The "Modbus_COM" object will be displayed.
Select the "General" tab and set appropriate values for each item.
Item Description
COM port
Settable value: 1 to 99
The COM port of the GM1 controller is fixed at 1.
Baud rate
Can be selected from 1200, 2400, 4800, 9600, 19200, 38400, 57600, and
1
15200
Parity Can be selected from EVEN, ODD, and NONE
Data bits
Data bit length between start bit and stop bit
Settable value: 7 bits and 8 bits (Settable: 0 to 255)
The default value of Modbus is 8 bits.
Stop bit
Settable value: 1 bit and 2 bits
The default value of Modbus is 1 bit.
6. Double-click
"Modbus_Serial_Device" in the navigator pane.
13.3 MODBUS
WUME-GM1RTXOP-01 13-39
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