Chapt er 8 CI P O bj ec t
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8_
8.5.2 AHRTU-ETHN-5A
It binds attributes of multiple objects, which allows data to or from each object to be sent or received over a single
connection and can be used to bind input data or output data.
Service Code
Service
Code
Service Name
Support
Description
Class Attribute
Instance Attribute
16#0E
Get_Attribute_Single
V
V
Read a single attribute
16#10
Set_Attribute_Single
X
V
Edit a single attribute
Class
Class ID
：
16#04
Instance
16#00
：
Class Attribute
16#64
：
RTU IO Owner Output
16#65
：
RTU IO Owner Input, RTU IO Listen only Input
16#80
：
RTU IO Owner Configuration
16#C7
：
RTU IO Listen only Output
When Instance = 0, the Class Attributes are listed below.
Class
Attribute
Name
Access
Rule
Data Type
Values
Description
16#01
Revision
Get
UINT
16#2
Revision of this object
16#02
Max Instance
Get
UINT
16#C7
The max. number of Instances
When Instance = 16#64, 16#65, 16#80, the Instance Attributes are listed below.
Class
Attribute
Name
Access
Rule
Data Type
Values
Description
16#03
Data
Get/Set
ARRAY of
BYTE
--
IO Connection Data
16#04
Size
Get
UINT
--
Instance 16#03 Data Size
I/O Message Connection
I/O Message Connection
Connection No.
Function
Instance
Length
RTU IO Owner
Input
16#65
32~500 bytes
Output
16#64
32~500 bytes
Configuration
16#80
168 bytes
RTU IO Listen only
Input
16#65
32~500 bytes
Output
16#C7
0 bytes
