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Modbus Device Configuration
Click
Add
button to enter required information or values for each Modbus device. The data fields are
Name
,
Slave ID
,
Function Code
,
Start Address
, and
No. of Coils/Registers
.
When you entered the required settings
for a Modbus device, click
Confirm
button to update the information to the device list. In addition, you can
also click
Edit
or
Delete
button to modify the information or values in the device list.
Name
:
Enter a name as the identifier of the Modbus RTU slave device.
Slave ID
:
Specify a unique ID for the slave device. It can be 1 - 247.
Function Code
: Specify a certain read function for the Data Logger to issue and record the responses
from slave device. It can be
Read Coils (0x01)
,
Read Discrete Input (0x02)
,
Read Holding
Registers (0x03)
, and
Read Input Registers (0x04)
.
Start Address
: Enter the Start Address of registers to apply with the specified function code. It can be 0
- 65535.
No. of Coils/Registers
: Enter the number of coils (registers) to apply with the specified function code. It
can be 1 - 125.
Check the document of the connected Modbus devices for how to get the desired data through Modbus
commands.
Finally, click
Save
button to store the configuration in the device.
