Chapter 5: GS1 MODBUS Communications
GS1 Series AC Drive User Manual
5–8
DirectLOGIC MODBUS Port Configuration
The following configuration example is specific to the DL250 CPU. Refer to the
appropriate CPU User Manual for the specifics on your DirectLOGIC CPU.
• In DirectSOFT, choose the PLC menu, then Setup, then “Secondary Comm Port”.
• From the Port list box, choose “Port 2”.
• For the protocol, select “MODBUS”.
• In the Timeout list box, select “800 mS”.
• Response Delay Time should be “0 mS”.
• The Station Number should be set to “1” to make the DL250 CPU a MODBUS master.
Note: The DL250 network instructions used in Master mode will access only slaves
1 to 90. Each slave must have a unique number.
• The Baud Rate should be set at “9600”.
• In the Stop Bits list box, choose “1”.
• In the Parity list box, choose “Odd”.
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