Chapter 11│Communications; Modbus Communication Specifications; Connecting To Controller/Plc/Hmi; Communication Cable Connection - LiteOn EVO600021S0D2E20F User Manual

Chapter 11│Communications

11.1 Modbus Communication Specifications

Item
Interface
Communications Cycle
Communication Parameters
Protocol
Max number of Slaves

11.2 Connecting to Controller/PLC/HMI

11.2.1 Communication Cable Connection

1. Connect the communications cable to the drive and the controller/PLC/HMI when the power
is cut off. Use the drive terminal RJ45 for Modbus communication.
8 1
Pin 1:15v
Pin 2:5v
Pin 3,6:SGND
Pin 4:SG-
Pin 5:SG+
RS-485
Pin 7, 8:Reserved
Note: To prevent the interference, separate the communications cables from the main circuit
cables, power cable and other wiring. Always use shielded cables for the communications
cables, and shielded clamps.
2. Turn the power on.
3. Set the parameters needed for the communication(E6 - 00 to E6 - 12) using the keypad.
4. Shut the power off and wait until the display goes out.
5. Turn the power on.
6. The communication between the drive and the controller/PLC/HMI is now ready.
RS-485
Asynchronous
Communication speeds
Data length
Select even, odd or none
Stop bit
Modbus
31 AC drives
177
Specifications