ET-2200 Series Ethernet I/O Modules
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6.4
Modbus Register Table (For AIO Module)
Note that the addresses listed in following table are base 1. For example, the user can use the
address 260 (Base 1) or 259 (Base 0) to read the module name.
3xxxx: AI Address / 4xxxx: AO Address (Base 1)
Address
Description
Attribute
30001 ~ 30008
40001 ~ 40008
Analog input values of channel 0 to 7
R
30101
40101
Number of the digital input channels
R
30111
40111
Number of the digital output channels
R
30121
40121
Number of the analog input channels
R
30131
40131
Number of the analog output channels
R
30152
40152
Firmware version
R
30181 ~ 30195
40181 ~ 40195
Alias name
R
40213 ~ 40220
Type codes of analog input channel 0 to 7
R/W
40258
Ethernet host watchdog timeout value, 5 to 65535, in second,
0 to disable.
R/W
30259
40259
Ethernet host watchdog timeout count.
R
30260 ~ 30261
40260 ~ 40261
Module name.
R
40264
TCP disconnection timeout value, 5 to 65535, in second,
0 to disable.
R/W
40265
Module reset timeout value, 30 to 65535, in second,
0 to disable.
R/W