Search found 18 matches

by francescoizzi
14 Feb 2019, 09:38
Forum: Hardware
Topic: Modbus timing and timeouts
Replies: 1
Views: 4499

Modbus timing and timeouts

Hi all, i try to configure a revolutionPi3 to read RS485 High performance soil and subtrates moisture sensor but without success. I configured the modbus rtu master in pictory as usual ... image below ... Schermata 2019-02-14 alle 09.18.20.png the piTest always fail with 110 error: piTest -r Modbus_...
by francescoizzi
12 Mar 2018, 13:59
Forum: Software
Topic: Export and Import Modbus Configuration
Replies: 1
Views: 3809

Export and Import Modbus Configuration

Hi all, trying to undestard the revolution pi picory configuration ... just to have a confirmation ... the file that i can export and reimport are under /var/www/pictory/projects and the file to move is _config.rsc right ? Can i move this file on other revolution pi core 3 over ssh ... right ? Thank...
by francescoizzi
23 Feb 2018, 20:11
Forum: Hardware
Topic: How to check modbus comunication
Replies: 29
Views: 29351

Re: How to check modbus comunication

Yes i’m talking about all float32 registers
by francescoizzi
23 Feb 2018, 16:53
Forum: Hardware
Topic: How to check modbus comunication
Replies: 29
Views: 29351

Re: How to check modbus comunication

Thank for your suggestion for safety and thanks for your suggestion about to create 2 variable on piCtory for one Float32. Schermata 2018-02-23 alle 16.53.42.jpg I write a python code to stream the correct data and this is the result Schermata 2018-02-23 alle 16.34.18.jpg My question about the READ ...
by francescoizzi
22 Feb 2018, 19:30
Forum: Hardware
Topic: How to check modbus comunication
Replies: 29
Views: 29351

Re: How to check modbus comunication

With more test and studing ... i found a way to read the data correctly. The register 3000 is a float32 type and with : pyTest -r 11,4,h i have the right sequence of data. in have to switch 1 and 2 .... and 3 and 4 and i have the right hexadecimal number that convert to float give me the right value...
by francescoizzi
22 Feb 2018, 12:41
Forum: Hardware
Topic: How to check modbus comunication
Replies: 29
Views: 29351

Re: How to check modbus comunication

Ciao Volker, the test with A9MEM2155 Modular single phase power meter iEM2155 - 230V - 63A with comm Modbus - MID going very good from first time :) (EVVIVA) The RS485 comunication is good http://download.schneider-electric.com/files?p_Reference=7EN02-0361&p_EnDocType=User%20guide&p_File_Id=...
by francescoizzi
21 Feb 2018, 21:55
Forum: Hardware
Topic: How to check modbus comunication
Replies: 29
Views: 29351

Re: How to check modbus comunication

I don't know because not work... maybe Bticino want to sell other component ... and they want discourage in general the connection with RS485 ..., Tomorrow i will try with Shnider Meter i back to you with my test.
by francescoizzi
21 Feb 2018, 12:29
Forum: Hardware
Topic: How to check modbus comunication
Replies: 29
Views: 29351

Re: How to check modbus comunication

Hi Volker,

i have just tried with QModbus installed on my Raspberry i retrieve the same error "Illegal Function"..... GOOD NEWS :) .... i finally say (for my experience and for all of my tests) BTicino F3N3000 not work with RS485 protocol

Thanks for your support!
by francescoizzi
20 Feb 2018, 14:33
Forum: Hardware
Topic: How to check modbus comunication
Replies: 29
Views: 29351

Re: How to check modbus comunication

Ciao Volker, no way to fix the BTicino comunication at all. To test that all working, i check the comunication with a simulation and all works fine: i attach an image: Now i can test other meter (Shnider iem3255) i hope that this works fine. Schermata 2018-02-20 alle 14.24.26.jpg Thanks for your sup...
by francescoizzi
19 Feb 2018, 13:53
Forum: Hardware
Topic: How to check modbus comunication
Replies: 29
Views: 29351

Re: How to check modbus comunication

I always test with Reset Driver ... is not enough?

Now I also tried to reboot ... but not success yet.!