Update SolarEdge documentation (#8213)

* Add information about newly added monitored_conditions
Update basic sensor configuration to keep this as short as possible

* Update sensor.solaredge.markdown

Update names of monitored_conditions

* Update sensor.solaredge.markdown

* Update sensor.solaredge.markdown

source/_components/sensor.solaredge.markdown

@@ -30,9 +30,6 @@ sensor:
   - platform: solaredge
     api_key: API_KEY
     site_id: SITE_ID
-    monitored_conditions:
-      - current_power
-      - energy_today
 ```
 {% endraw %}
 
@@ -66,6 +63,27 @@ monitored_conditions:
       description: Energy generated today at your SolarEdge Site in Wh
     current_power:
       description: Current generated power in W
+    site_details:
+      description: Site details such as name, location, status, etc.
+    meters:
+      description: Site equipment details of connected meters. The sensor value shows the number of meters. Each meter is available as an attribute
+    sensors:
+      description: Site equipment details of connected sensors. The sensor value shows the number of sensors. Each sensor is available as an attribute
+    gateways:
+      description: Site equipment details of connected gateways. The sensor value shows the number of gateways. Each gateway is available as an attribute
+    batteries:
+      description: Site equipment details of connected batteries. The sensor value shows the number of batteries. Each battery is available as an attribute
+    inverters:
+      description: Site equiment details of connected inverters. The sensor values shows the number of inverters. Each inverter is available as an attribute
+    power_consumption:
+      description: Show the current power consumption of your SolarEdge Site (additional hardware required)  
+    solar_power:
+      description: Show the current power production of your SolarEdge Site (additional hardware required)
+    grid_power:
+      description: Show the current power flow from/to the power grid. State will be either positive of negative indicating importing or exporting electricity (additional hardware required)
+    storage_power:
+      description: Show the current power flow from/to your site storage. State will be either positive of negative indicating discharging or charging (additional hardware required)
+
 {% endconfiguration %}
 
 If no **monitored_conditions** are specified, only **current_power** will be enabled.
@@ -88,6 +106,16 @@ sensor:
       - energy_this_month
       - energy_this_year
       - lifetime_energy
+      - site_details
+      - meters
+      - sensors
+      - gateways
+      - batteries
+      - inverters
+      - power_consumption
+      - solar_power
+      - grid_power
+      - storage_power
 ```
 {% endraw %}