I/O Modules
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225
Process Data Architecture for MODBUS/TCP
WAGO-I/O-SYSTEM 750
ETHERNET TCP/IP
750-635, 753-635
The above Digital Pulse Interface module 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
control/status). The following table illustrates the Input and Output Process
Image, which have 2 words mapped into each image. Word alignment is
applied.
Input and Output Process Image
Byte Destination
Offset
High Byte
Low Byte
Remark
0
D0
C0/S0
Data byte
Control/Status byte
1 D2 D1
Data
bytes
RTC Module
750-640
The RTC Module module has a total of 6 bytes of user data in both the Input
and Output Process Image (4 bytes of module data and 1 byte of control/status
and 1 byte ID for command). The following table illustrates the Input and
Output Process Image, which have 3 words mapped into each image. Word
alignment is applied.
Input and Output Process Image
Byte Destination
Offset
High Byte
Low Byte
Remark
0
ID
C/S
Command byte
Control/Status byte
1 D1 D0
2 D3 D2
Data bytes
DALI/DSI Master Module
750-641
The DALI/DSI Master module has a total of 6 bytes of user data in both the
Input and Output Process Image (5 bytes of module data and 1 byte of
control/status). The following tables illustrate the Input and Output Process
Image, which have 3 words mapped into each image. Word alignment is
applied.