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Fieldbus controller 750-842
Process data architecture for MODBUS/TCP
Modular I/O System
ETHERNET TCP/IP
3.2.4.3.7 750-650/000-001 RS232 Interface module 5 Byte
The RS232 interface module 750-650 can also be operated with a data format
of 5 bytes and one Control/Status byte, i.e. a total of 6 bytes user data. For this
data format, order the variation with the part number 750-650/000-001, occu-
pying 3 words each in the input and output area of the process image with
word-alignment.
Address
Bytes
Comment
Module
Offset
High
Low
0
D0
C/S
Data
byte
Control /
Status byte
1
D2
D1
2
D4
D3
Data bytes
Module 1:
750-650/000-001
3
User data
User data
Data bytes
Module 2:
Analog module channel 1
4
User data
User data
Data bytes
Module 2:
Analog module channel 2
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