I need to change the value that I receive from my sensor. The formula is: (T2-T1) / (T2-T1) *100
T1= sensor.nilan_outdoor_temp
T2= sensor.nilan_indblaesning_temp
T3= sensor.nilan_udsugnings_temp
I tried this
- platform: template
name: ‘Nilan Krydsveklser Effektivitet’
value_template: >-
{% set t1 = states(‘sensor.nilan_outdoor_temp’) | int %}
{% set t2 = states(‘sensor.nilan_indblaesning_temp’) | int %}
{% set t3 = states(‘sensor.nilan_udsugnings_temp’) | int %}
{{ ((t2 - t1) / t3 - t1) x 100 }}
unit_of_measurement: ‘%’
I tried a few and cannot make it work. Can someone help me?