OT stand alone problems

This Forum is about the Opentherm gateway (OTGW) from Schelte

Moderator: hvxl

Post Reply
e-s
Starting Member
Starting Member
Posts: 1
Joined: Sat Feb 02, 2019 2:33 pm

OT stand alone problems

Post by e-s »

Hi,

my remeha calenta will not communicate with the otgw. I get only messages like that:
22:03:47.844508 R00000000 Read-Data Status: 00000000 00000000
In an other thread, i have read something like shorting X1, but i don´t want to do that. I have also tried 4.2.3 firmware, but always the same problem.
The gateway is a nodo shop version with nodemcu.

When i start a selftest in installer menu of the boiler, i get some communication, but only for some seconds, then the gateway resets and show again only R00000000.
10:01:58.740927 Thermostat disconnected
10:01:58.786995 R00000000 Read-Data Status: 00000000 00000000
10:01:59.816071 R00000000 Read-Data Status: 00000000 00000000
10:01:59.958903 BC0000000 Read-Ack Status: 00000000 00000000
10:02:00.944878 R80190000 Read-Data Boiler water temperature: 0.00
10:02:00.949047 B40193D19 Read-Ack Boiler water temperature: 61.10
10:02:01.969347 R10010A00 Write-Data Control setpoint: 10.00
10:02:01.973612 BD0010A00 Write-Ack Control setpoint: 10.00
10:02:02.920073 R00060000 Read-Data Remote parameter flags: 00000000 00000000
10:02:03.049427 BC0060303 Read-Ack Remote parameter flags: 00000011 00000011
10:02:03.944791 R00110000 Read-Data Relative modulation level: 0.00
10:02:04.048125 BC0110000 Read-Ack Relative modulation level: 0.00
10:02:05.040293 R001B0000 Read-Data Outside temperature: 0.00
10:02:06.065569 R001B0000 Read-Data Outside temperature: 0.00
10:02:06.983826 R001B0000 Read-Data Outside temperature: 0.00
10:02:07.966823 R001B0000 Read-Data Outside temperature: 0.00
10:02:09.033029 R001B0000 Read-Data Outside temperature: 0.00
10:02:09.960519 R001B0000 Read-Data Outside temperature: 0.00
10:02:10.980849 R001B0000 Read-Data Outside temperature: 0.00
10:06:42.748779 penTherm Gateway 4.2.5
10:06:42.765438 Thermostat disconnected
10:06:43.769349 R00000000 Read-Data Status: 00000000 00000000
10:06:44.692441 R00000000 Read-Data Status: 00000000 00000000
10:06:45.683945 R00000000 Read-Data Status: 00000000 00000000
10:06:46.683870 R00000000 Read-Data Status: 00000000 00000000
10:06:47.763186 R00000000 Read-Data Status: 00000000 00000000
10:06:48.481594 BC000000A Read-Ack Status: 00000000 00001010
10:06:48.702838 R80190000 Read-Data Boiler water temperature: 0.00
10:06:48.800721 B401937E6 Read-Ack Boiler water temperature: 55.90
10:06:49.738577 R10010A00 Write-Data Control setpoint: 10.00
10:06:49.898919 BD0010A00 Write-Ack Control setpoint: 10.00
10:06:50.835727 R00060000 Read-Data Remote parameter flags: 00000000 00000000
10:06:50.881175 BC0060303 Read-Ack Remote parameter flags: 00000011 00000011
10:06:51.920620 R00110000 Read-Data Relative modulation level: 0.00
10:06:51.930736 BC0110000 Read-Ack Relative modulation level: 0.00
10:06:52.884119 R001B0000 Read-Data Outside temperature: 0.00
10:06:52.989785 B601B0000 Data-Inv Outside temperature: 0.00
10:06:53.967600 R801C0000 Read-Data Return water temperature: 0.00
10:06:53.985484 B401C332E Read-Ack Return water temperature: 51.18
10:06:54.930485 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:06:55.954069 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:06:56.977797 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:06:57.900455 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:06:58.925037 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:06:59.875640 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:00.972063 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:01.894304 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:02.920674 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:03.947200 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:04.856104 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:05.886310 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:06.912203 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:07.937174 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:08.857748 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:09.886832 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:10.906064 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:11.933142 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:12.850622 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:13.876978 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:14.897188 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:15.819927 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:16.845329 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:17.868426 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:18.892563 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:19.794577 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:20.790619 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:21.861181 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:22.782399 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:23.818815 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:24.831400 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:25.854325 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:26.778792 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:27.800945 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:28.824951 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:29.749715 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:30.770775 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:31.794188 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:32.817985 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:33.845199 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:34.731360 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:35.726700 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:36.721843 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:37.717188 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:38.760129 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:39.783292 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:40.806481 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:41.702378 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:42.699901 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:43.775845 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:44.799515 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:45.726539 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:46.679808 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:47.769342 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:48.692442 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:49.666812 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:50.662902 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:51.764865 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:52.655516 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:53.712366 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:54.731424 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:55.757332 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:56.639605 R900E6400 Write-Data Maximum relative modulation level: 100.00
10:07:58.827989 OpenTherm Gateway 4.2.5
10:07:58.844900 Thermostat disconnected
10:07:59.741819 R00000000 Read-Data Status: 00000000 00000000
10:08:00.778703 R00000000 Read-Data Status: 00000000 00000000
the guys from nodo shop test this gateway, but they have the same problems without thermostat. if a thermostat is connected, everything is fine.

should i buy a thermostat or have anyone an idea to fix this problem?
Post Reply

Return to “Opentherm Gateway Forum”