Chapter 10. Specifications of options
10-6
10.2.6 Multi unit communication model (FDA60
□□
N Model)
☞
Main Features
①
Two channels communication (RS485, RS232C)
②
Using general MODBUS protocol
(Download the MODBUS manual from our website:
www.higenmotor.com
)
③
Capable of HMI network with the upper control systems(PLC, Motion controller,
etc)
10.2.6.1 RS232C & RS485 Network.
18.2.6.2 MODBUS RTU protocol
Field Contents
Address field
Slave ID (1~31)
Function field
Function codes
Data field
Data related with function codes
CRC check
CRC-16 : X16+X15+X2+1
Start (Logical)
Address field
Function filed
Data field
CRC check
3.5 char, Times
1 Byte
1 Byte
N
×
2 Byte
2 Byte
Converter
Upper Control
System
Terminal
Resistor
Terminal
Resistor