CGW-MB Installation and Users’ Manual | P/N:LS10248-000HW-E | REV.G | JUL/31/2022 71
Conversion to Modbus RTU Modbus Communications
7.26.3 Connecting the Moxa MGate MB3180 Interface
1. Connect the RTU master to the Serial port (RS-232, RS-485, or RS-422) of MB3180.
2. Connect the MB3180 to the CGW-MB.
Figures
7.8
and
7.9
show possible configurations for connecting the CGW-MB to the
Moxa interface.
3. Power up the system.
Figure 7.8: Connection Through Crossover Ethernet Cable
Modbus
Initial Delay: 0 ms
Response Time-out: 1000 ms
Table 7.36: MGate MB3180 Configuration Settings
NOTE: The configuration used must have the approval of the AHJ (Authority Having
Jurisdiction).
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