GN-9371_2_3 User Manual
Page 106 of (110)
G-series GN-9371_2_3 PIO Rev. 1.02.docx
APPENDIX C – HMI connection example
C.1 Beijer HMI Master- PLC Slave(TCP)
Set the HMI connect and PIO with same network system by LAN.
PIO can support the Modbus TCP slave communication, separately CODESYS Modbus TCP master/slave
function. This function can be available for the connection IO guide pro connection, HMI connection and so on.
The Modbus TCP slave will be access to CODESYS address directly for as below address.
This address can be access able at Modbus RTU slave as well.
Address
IEC Address
Contents
0x0000~0x07FF %IW0~%IW2047
2048 words Input and Internal memory
(Area is write-protected)
0x0800~0x0FFF %QW0~%QW2047 2048 words Output and Internal memory
(Area is write-enabled)
0x1000~0x1FFF -
Special Function Register (PIO Information)
0x2000~0x2FFF
-
Special Function Register (Slot Information)
0x4000~0x5FFF %MW0~%MW8191 8192 words Internal memory (Area is write-enabled)
Set the HMI for the Modbus Master system.
It could be different for depends on the HMI system.
In this example, it is set by Modcon Modbus Master for HMI
Set the Hexadecimal address system and address.
