270 • I/O Modules
Process Data Architecture for MODBUS/TCP
WAGO-I/O-SYSTEM
750
BACnet/IP Controller
Input Process Image
Byte Destination
Offset
High Byte
Low Byte
Remark
0
D0
S
DALI Response
Status byte
1
D2
D1
Message 3
DALI Address
3
D4
D3
Message 1
Message 2
Output Process Image
Byte Destination
Offset
High Byte
Low Byte
Remark
0 D0 C
DALI command,
DSI dimming value
Control byte
1
D2
D1
Parameter 2
DALI Address
3 D4 D3 Command-
Extension
Parameter 1
EnOcean Radio Receiver
750-642
The EnOcean radio receiver has a total of 4 bytes of user data in both the Input
and Output Process Image (3 bytes of module data and 1 byte of con-
trol/status). The following tables illustrate the Input and Output Process Im-
age, which have 2 words mapped into each image. Word alignment is applied.
Input Process Image
Byte Destination
Offset
High Byte
Low Byte
Remark
0
D0
S
Data byte
Status byte
1 D2 D1
Data
bytes
Output Process Image
Byte Destination
Offset
High Byte
Low Byte
Remark
0
-
C
not used
Control byte
1 - -
not
used
