VenusOS-Janitza

Service to use Janitza Meters with Venus OS

Automatic Installation to Survive Firmware Updates

1. Place sript called install-janitza.sh which mimics manual installation flow into /data directory by running these commands

   cd /data
   wget https://raw.githubusercontent.com/patrick-dmxc/VenusOS-Janitza/main/install-janitza.sh -O install-janitza.sh
   

2. make /data/install-janitza.sh file executable by chmod +x /data/install-janitza.sh
3. run the install script by ./install-janitza.sh command
4. reboot
5. everything in the section below called "Manual Installation" should be taken care of

Manual Installation

1. Download the Janitza.py: wget https://raw.githubusercontent.com/patrick-dmxc/VenusOS-Janitza/main/Janitza.py
2. Copy Janitza.py to the victron directory: cp Janitza.py /opt/victronenergy/dbus-modbus-client/
3. Delete or rename the __pycache__ folder from the same directory
4. Add the line import Janitza after import victron_em in the file dbus-modbus-client.py
5. Reboot the Cerbo GX

Supported Meters

Device	Modbus RTU	Modbus TCP	Status	Notes
UMG 96 RM	✅	(✅) with Gateway	🟡 untested	—
UMG 96 RM-E-RCM	✅	✅	🟡 untested	—
UMG 96 RM-E	✅	✅	🟢 tested by @patrick-dmxc	—
UMG 96 RM-P	✅	(✅) with Gateway	🟡 untested	—
UMG 96 RM-CBM	✅	(✅) with Gateway	🟡 untested	—
UMG 96 RM-M	✅	(✅) with Gateway	🟡 untested	—
UMG 96 RM-PN	✅	✅	🟡 untested	—
UMG 96 S2	✅	(✅) with Gateway	🟢 tested by @kommando828	—
UMG 96 RM (ohters)	✅	(✅) with Gateway	🟡 untested	possible
UMG 96 PQ-L	✅	(✅) with Gateway	🟡 untested	—
UMG 96 PQ (ohters)	✅	(✅) with Gateway	🟡 untested	possible
UMG 103-CBM	✅	(✅) with Gateway	🟢 tested by @kommando828	—
ohters			Request	possible

Please provide feedback if your Device is working or not with this Script

Issues

If its not working, please open an issue and we can fix it

Your Meter is not Supported

Open an Issue and we can see if its possible to implement your Meter as well

Note

1. The script will disappear during firmware updates if you chosed the Manuel Instalation and needs to be reinstalled.\
2. In the event that Victron has changed, added, or removed methods from register.py, it is possible that the script may not function correctly right away.