Function Codes; Encapsulated Interface Transport / Read Device Identification - ABB FENA-01 Protocol Manual

38

Function Codes

The FENA-01 supports the Modbus function codes shown below.
Function Code

Encapsulated Interface Transport / Read Device Identification

The FENA-01 supports the Modbus EIT/RDI objects shown below.
Communication
03h Read Holding Registers
06h Write Single Register
10h Write Multiple Registers
17h Read/Write Multiple
Registers
2Bh/0Eh Encapsulated Interface
Transport / Read Device
Identification
Object ID
00h
01h
02h
03h
04h
Name
Reads the contents of a contiguous
block of holding registers in a server
device.
Writes a single holding register in a
server device.
Writes the contents of a contiguous
block of holding registers in a server
device.
Writes the contents of a contiguous
block of holding registers in a server
device, then reads the contents of
of a contiguous block of holding
registers (same or different than
those written) in a server device.
Allows reading identification and
other information of the server.
Parameter "Read Device ID code"
allows to define three access types:
01: Request to get the basic device
identification (stream access)
02: Request to get the regular
device identification (stream
access)
04: Request to get one specific
identification object (individual
access)
Name
Vendor Name
Product Code
Major/Minor Revision
Vendor URL
Product Name
Description