I have updated the main script, to use it do the following
Code
rm /usr/share/openmediavault/mkconf/sensors
wget -O /usr/share/openmediavault/mkconf/sensors https://raw.githubusercontent.com/OpenMediaVault-Plugin-Developers/openmediavault-sensors/master/usr/share/openmediavault/mkconf/sensors
chmod +x /usr/share/openmediavault/mkconf/sensors
/usr/share/openmediavault/mkconf/sensors
Refresh OMV webui before checking the graphs.