Example Of A Process Output Image - WAGO 750 Series Manual

3.1.4.2 Example of a process output image

The following example for the process output image comprises of 2 digital
and 4 analog outputs.
It comprises of 4 words for the analog and 1 word for the digital outputs, , i.e.
5 words in total.
In addition, the output data can be read back by means of an offset of 200hex
(0x0200) added to the MODBUS address.
Prozessabbild der Ausgänge
Prozessabbild der Eingänge
MODBUS-Adressen
0x0200
0x0201
0x0202
0x0203
0x0204
Prozessabbild der Ausgänge
Prozessabbild der Eingänge
Fig. 3.1-8: Example of a process output image
WAGO-I/O-SYSTEM 750
ETHERNET TCP/IP
ETHERNET
LINK
MS
NS
TxD/RxD
I/O
Ausgangsklemmen 750 - 501
(Word)
MODBUS-Adressen
0x0000 / 0x0200 Word1
0x0001 / 0x0201
Word2
0x0002 / 0x0202
Word1
0x0003 / 0x0203
Word2
0x0004 /
0x0204
Highbyte Lowbyte
(Word)
Word1
Word2
Word1
Word2
Highbyte Lowbyte
(Bit)
MODBUS-Adressen
0x0000 / 0x0200
0x0001 / 0x0201
(Bit)
MODBUS-Adressen
0x0200
0x0201
AO AO
DO
550 550
Bit 1
Word1
Word1
Word2
Word2
Bit 2
DO: Digitale Ausgangsklemme
AO: Analoge Ausgangsklemme
Fieldbus coupler 750-342 • 47
Data exchange
G015015e