Modbus Rtu Specifications; Figure 7. Terminal Wiring; Figure 8. Termination Resistor And Shielding; Table 5. Connections - Eaton PowerXL DG1 Series VFD Communications Manual

Modbus RTU Specifications

Communication Board Connections

Table 5. Connections

Item
Interface
Data Transfer Method
Transfer Cable
Electrical Isolation
Communications

Table 6. Communications

Item
Modbus RTU
Baud Rate
Addresses

Figure 8. Termination Resistor and Shielding

Description
RS-485, half-duplex
Twisted pair (1 pair and shield)
Description
As described in "Modicon Modbus Protocol
Reference Guide"
found at. http.//public.modicon.com/
9600,19200,38400,57600,115200
1 to 247
Modbus RTU On-Board Communications
Connections
The RS-485 communication port is connected via the A and B
terminals on the drives control board.

Figure 7. Terminal Wiring

PowerXL DG1 Series VFD MN040010EN—May 2014 www.eaton.com 7