Connection manual of XDesignerPlus external devices
4.3 Communication check
■ Check the interface settings between external devices - TOP.
- Resetting the power of TOP, move to the menu screen by clicking on the top of the LCD window.
- Check that the settings of the port [COM 2 or COM 1] to use in [Communication settings] are the same with the settings of
external devices.
■ Check if there is an error in port communication
- Click on the “Communication check” button in PLC Setup > TOP [ COM 2 or COM 1 ]
- The diagnostics dialogue box will pop up on the screen, then judge checking status as the contents shown in the box no.3.
Normal communication settings
Abnormal communication settings
- It is an error in the settings of a TOP/external device and cable
(reference: communication check sheet)
■ Communication check sheet
- Please check the settings shown in the sheet below if there is an error in the communication connection with external terminals.
Port name of the other device
Station number of the other device
Project Property settings