Equipment Type
1 Stage Conventional
2 Stage Conventional
3 Stage conventional
Heat Pump
DIP Switch
3
Type of furnace
4
Purge time
5
Fan control during purge
6
Damper control during purge Last zone(s) calling open during purge
7
Heat pump compressor
stages
8
Fan control in heat
9
Heat pump changeover
10
Not used
Table 12. DIP Switches 1 and 2
Table 13. DIP Switches 3–10
Function
Conventional/non-communicating
Two minutes
HVAC controlled
One stage
Fan controlled by panel in cool and
HVAC equipment in heat
O (Cool changeover)
—
DIP 1
On (up)
On (up)
Off (down)
Off (down)
On (Up, Default)
DIP2
On (up)
Off (down)
On (up)
Off (down)
Off (Down)
EnviraCom Communicating
3.5 minutes
Panel controlled
Open all dampers during purge
Two stages
Fan controlled by panel in heat and
cool
B (heat changeover)
—