Installation Manual

Configuration Options - Selection

SW01 —Equipment Type

Range: HP2, AC2, HP1, AC1, hh1, hh2, HT, CL

HP2 — operates a two--speed heat pump with a fan coil

HP1 — operates a single--speed heat pump with a fan coil

AC2 — operates a two--speed AC with a fan coil or furnace

AC1 — operates a single--speed AC with a fan coil or furnace

Hh1 — operates a single--speed heat pump with a furnace

Hh2 — operates a two--speed heat pump with a furnace

HT — operates a heat--only system. Furnace or fan coil only; no outdoor unit.

CL — operates a cool only--system. Outdoor AC unit with an indoor fan coil with no strip

heaters.

Default is H2.

SW02 —Clean Filter Timer

Select number of months before CHECK FILTER is displayed in the text box on the screen.

With OFF selected, the reminder will never come on, disabling this feature. Time selection can

range from 1 to 9 months by selecting numbers 1 through 9. For filter time recommendations,

please consult filter’s Installation Instruction for details.

SW03 —Fahrenheit/Centigrade

Select between Fahrenheit (F) and Centigrade (C) operation.

Factory default is Fahrenheit (F).

SW04 —Fan (G) On With W/W1

This selection determines whether fan (G) output is to be On or OFF when any W/W1 (furnace

or strip heat) output is On. Most furnaces and fan coils manage their own blowers and do not

require separate G signal. For these applications, select OFF. Some auxiliary heaters require

separate G signal to turn on blower. In this case, select On. Select On for geothermal

applications.

Default is OFF

SW05 —Room Air Temperature Sensing (With Two-Wire Relay Module installed)

The remote room sensor may be installed as a single sensor or multiple sensors may be installed

for further averaging functionality. See Fig. 17.