306 Fieldbus Communication
WAGO-I/O-SYSTEM 750
750-882 Media Redundancy ETHERNET Controller
Manual
1.5.0
12.3.5.31 Input Fieldbus Variable USINT (A0
hex
)
The class enables the reading of data from a particular PLC input variable from
the data area for port 1.
The instance scope of the "Input Fieldbus Variable USINT" class covers the PLC
input variable data from 1 to 255 from the data area for port 1.
For WAGO-I/O-PRO or CODESYS, that means the PLC addresses for input
variables %IB2552...%IB2806.
Instance 0 (Class Attributes)
Table 283: Input fieldbus variable USINT (A0
hex
) – Class
Attribute ID Acces
s
Name
Data type Description
Default value
1
Get
Revision
UINT
Revision of this object
1 (0x0001)
2
Get
Max Instance UINT
Max. number of instances
255 (0x0FF)
Instance 1...255 (Input variable 1 up to 255)
Table 284: Input fieldbus variable USINT (A0
hex
) – Instance 1...255
Attribute ID Acces
s
Name
Data type Description
Default value
1
Set
Fb_In_Var
USINT
Fieldbus input variable of the PLC 0
Common Services
Table 285: Input fieldbus variable USINT (A0
hex
) – Common service
Service code Service
available
Service name
Description
Class Instance
0E
hex
Yes
Yes
Get_Attribute_Singl
e
Supplies contents of the appropriate attribute
10
hex
No
Yes
Set_Attribute_Singl
e
Modifies an attribute value