Air Quality

Air Quality HomeKit Service.

Type	Service Type
15	Air Quality

Air Quality was introduced in firmware version 10.0 Kestrel

Status must be set using Service Notifications. There is not inputs available. To use specific hardware, Free Monitor Service supports many different data sources that can provide needed information to manage this service.

The following configuration is available:

Section	Key	Description
Actions	"0", "1" etc.	The actions performed by the service
Extra Data	"dt"	Array to enable extra characteristics with more info
Service Notifications	"m"	Notifications sent from another service
Initial Lock State	"ks"	Lock state at boot
Data History Characteristics

Example:

{ "a" :
  [
    { "t" : 15 }
  ]
}

Actions

Key	Action	Description
"0"	Unknown Status	The default action after boot
"1"	Excellent
"2"	Good
"3"	Fair
"4"	Inferior
"5"	Poor

Extra Data

Some extra characteristics can be added to this service:

Key	Description
1	Ozone Density
2	Nitrogen Dioxide Density
3	Sulphur Dioxide Density
4	PM25 Density
5	PM10 Density
6	VOC Density

It is possible to add some or all of them using "dt" array.

To populate this information, Service Notifications or Free Monitors must be used.

Valid values are from 0 to 1000.

Elements order in the declaration is important because Service Notifications and Data History Characteristics will use place number instead characteristic keys. For example, "dt" : [ 2, 4 ] will add Nitrogen Dioxide Density and PM25 Density, but these characteristics will be 1 and 2 when use them in Service Notifications and Data History Characteristics.

Service Notifications

The list of Service Notifications "m" values supported are:

Key	Value	Notification
"v"	0	Unknown Status (default)
	1	Excellent
	2	Good
	3	Fair
	4	Inferior
	5	Poor

See the general Service Notifications section for details of how to configure these notifications.

Initial Lock State

The Initial Lock State about Service.

Key	Value	Notification
"ks"	0	Service locked
	1	Service unlocked

Data History Characteristics

Characteristic	Description
0	* Current State