victron-dbus-tempcontrol

Read the internal temperature sensor of Victron Smartsolar MPPT. Control the internal MPPT Relay based on temperature

Tested with Smartsolar 250/100-Tr-VE.Can, Smartsolar is connected via Can.

How to Install

• Login to Cerbo GX with ssh
• cd /data
• wget https://github.com/chriswg3/victron-dbus-tempcontrol/archive/refs/heads/main.zip
• unzip main.zip
• mv victron-dbus-tempcontrol-main dbus-tempcontrol
• cd dbus-tempcontrol
• Update config.ini (Set your personal settings, see below)
• Check if its running with python dbus-tempcontrol.py, Cancel with Ctrl+C
• chmod +x install.sh
• ./install.sh

Configuration (config.ini)

MPPT Tempcontrol Config

[DEFAULT]

Count of MPPT's

mpptcount = 1

Update in milliseconds

updateInterval = 60000

Victron Name MPPT01, MPPT02...

[MPPT01]

victron vrm id

deviceinstance=22

id of smartsolar charger, list with dbus -y

id=com.victronenergy.solarcharger.socketcan_can0_vi0_uc123456

control internal smartsolar relay

relayControl=True

turn relay on temperature

onTemp = 30

turn relay off temperature

offTemp = 25

For every next smartsolar

#[MPPT02] #deviceinstance=23 #id=com.victronenergy.solarcharger.socketcan_can0_vi1_uc234567 #relayControl=True #onTemp = 30 #offTemp = 25

How to uninstall

• cd /data/dbus-tempcontrol
• ./uninstall.sh