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Read Modbus Status

oggi katic 4 years ago in Products / Modbus updated by Dmitry - support (expert) 4 years ago 8

Hello Everybody.


Can somebody explain me how to read a status from a modbus device/adress.


Right now i can toggle light on/off. but i want to read a feedback, then if status is 0 the state 1 of a button is active.


I have these informations from my modbus controller.


Under review

Hello!


Please specify which controller you are using?

And also send over the full table, with name of columns.



Hi again.


The controller is a Smarthouse controller SH2WEB24 from Carlo Gavazzi (European home automation system)

Datasheet |


i have connection to the controller and can switch light on/off but cant read status.


on analog values i can read it into iRidium


thanks a lot

As you set up the receive Status in iRidium ?

Please send the screenshot of the settings of the feedback channel.


hi again


please look at picture.. then i drag & drop Feedback Channel into a label and press In Value


(i know that adress is differnt from the previus picture but its it test-program)

If believe your table, the settings for obtaining the status you will have the following:


Okay, That worked!


On Send Command its Swapped Big Endian ,and on feedback its low Endian.


Thanks a lot.. i mark it with Solved