modified: srcdev/INSTALL.md
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@@ -76,6 +76,20 @@ sensor:
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unit_of_measurement: "kWh"
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value_template: "{{ value_json.countner.meter_value | round(2) }}"
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```
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## Suma liczników, bilans
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W celu uzyskania sumy liczników, bilansu, itp należy użyć templates:
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```
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template:
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- sensor:
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- name: "Suma liczników"
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unit_of_measurement: "kWh"
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state: "{{ states('sensor.123456789_apt1') | float + states('sensor.123456789_apt2') | float | round(2) }}"
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- sensor:
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- name: "Bilans/różnica liczników"
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unit_of_measurement: "kWh"
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state: "{{ states('sensor.123456789_apt1') | float - states('sensor.123456789_apt2') | float | round(2) }}"
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```
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### Opis konfiguracji
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| element konfiguracji | Opis |
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