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to "1" and select the MCbus communication protocol (see figure 3-2). PLC main module and MTC
through MCbus bus connection, up to 7 sites can be configured and monitored. The wiring diagram is
shown below.
Figure 3-2
3.2.2 set the communication port of the main module
To use the MCbus communication function, the user first needs to set the communication port of the main
module as the MCbus protocol through X_Builder. The specific steps are as follows:
1. Run X_Builder on your PC to create a new project. See "X_Builder programming software user
manual" for details.
2. Open the system block, select the communication port page, and set the corresponding
communication port as MCbus protocol. As shown in the following figure.
Figure 3-3 parameter setting of communication port
3. Click the corresponding MCbus setting button to enter the MCbus protocol setting interface. As
shown in the following figure.
