WAGO 750-830 Manual page 239

Register address 0x102A (MODBUS Address 404139, with a word count of 1)
Designation
Access
Description
Register address 0x1030 (MODBUS Address 404145, with a word count of 1)
Designation
Access
Default
Description
Register address 0x1031 (MODBUS Address 404146, with a word count of 3)
Designation
Access
Description
Register address 0x1050 (MODBUS Address 404177, with a word count of 3)
Designation
Access
Description
Register address 0x2030 (MODBUS Address 408241, with a word count of up to 65)
Designation
Access
Description
WAGO-I/O-SYSTEM 750
BACnet/IP Controller
MODBUS/TCP Connections
read
Number of TCP connections
Configuration MODBUS/TCP Timeout
read / write
0x0000
This is the maximum number of milliseconds the fieldbus coupler will allow
a MODBUS/TCP connection to stay open without receiving a MODBUS
request. Upon timeout, idle connection will be closed. Outputs remain in
last state. Default value is 0 (timeout disabled).
Read the MAC-ID of the controller
read
This register gives the MAC-ID, with a length of 3 words
since Firmware version 9
Diagnosis of the connected I/O Modules
read
Diagnosis of the connected I/O Modules, Length 3 words
word 1: Number of the module
word 2: Number of the channel
word 3: Diagnosis
Description of the connected I/O modules
Read modules 0 ... 64
Length 1-65 words
These 65 registers identify the controller and the first 64 modules present in
a node. Each module is represented in a word. Because item numbers can-
not be read out of digital modules, a code is displayed for them, as defined
below:
Bit position 0
Bit position 1
Bit position 2-7
Bit position 8-14
Bit position 15
Fieldbus Communication
MODBUS Functions
! Input module
! Output module
!
not used
! module size in bits
! Designation digital module
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