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