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DESCRIPTION OF ICONS
Display icons vary according to the model. Your thermostat may
not display all of the icons shown.
Outdoor Hi & Lo Temperature Balance Points (Heat Pump Only)
With the optional Electronic Outdoor Temperature sensor, you can
select the outdoor balance points to inhibit the auxiliary heat
and/or compressor.
HibP – Press and hold the OUTDOOR button, then press the
MODE button. HibP will appear on the display. Raise or lower the
HibP by pressing the ✞ or ✟ button to set the temperature above
which the Auxiliary heat is locked out. Press the outdoor button
while showing the HibP and the thermostat will switch to show
LobP. LobP is used to lock out the compressor. Outdoor temper-
atures below the LobP will lock out the compressor. The factory
HibP and LobP setpoints are +48°C and -48°C.
DIP SWITCH OPTIONS AND FUNCTIONS
Positioning the DIP switches in either the ON or OFF position
enables you to choose between two different options. The DIP
switches are located on the interior of your thermostat and may
be accessed by following the procedure for removing the thermo-
stat from the subbase. The following list describes your DIP
switch options.
Switch No. DIP Switch OFF
1
Normal
2
Not used (OFF position)
3
4 minute minimum ON
4
Keypad unlock
5
Economy
6
Single stage
7
LED #1+No icon
8
LED #2+No icon
1. Normal or Add On Heat Pump In the NORMAL position the ther-
mostat will allow the compressor and the auxiliary heat to be on at
the same time. In the ADD-ON position, the compressor is turned
off with a call for auxiliary heat.
2. Not Used This switch must remain in the OFF position.
3. 2 Minute or 4 Minute ON Times This option allows you to run the
equipment for either a 2 or 4 minute minimum off and on time.
4. Keypad Lock
In the ON position locks out all buttons except the
OUTDOOR temperature button.
5. Economy/Comfort In the OFF position, the thermostat will be in
ECONOMY mode. In the ON position the thermostat will be in
COMFORT mode, and will satisfy the temperature setting using any
stages necessary.
6. Single or Multi-stage Set to OFF for 1 compressor stage of heat-
DIP Switch ON
Add On
Not used
2 minute minimum ON
Keypad lock
Comfort
Multi-stage
✪
LED #1+
Filter icon
✩
LED #2+
Fault icon
ing or cooling (single stage) or ON for equipment with 2 compres-
sor stages of heating and/or cooling (multi-stage).
7. LED #1 + Indication In the OFF position LED #1 will light when the
terminal is energized. In the ON position LED#1 will light and a
✪
Filter
icon will be displayed on the LCD when the terminal is
energized.
8. LED #2 + Indication In the OFF position LED #2 will light when the
terminal is energized. In the ON position LED#2 will light and a
✩
Fault
icon will be displayed on the LCD when the terminal is
energized.
SPECIFICATIONS
Rated Voltage
20-30 VAC, 24 nominal
Rated A.C.
0.050 Amps to 0.75 Amps continuous
Current
per output with surges to 3 Amps Max.
Rated D.C.
0 Amps to 0.75 Amps continuous
Current
per output with surges to 3 Amps Max.
Control
Heating: 38° to 88°F in 1° Steps
Range
Cooling: 60° to 108°F in 1° Steps
Thermostat
Measurement Range
28° to 124°F or 0° to 48°C
O.D.T. Displayed
Range
-50° to 119°F or -48° to 47°C
Control Accuracy
±0.5°C at 20°C, ±1°F at 68°F
Minimum
(between heating and cooling)
Deadband
2°F or 1°C
NOTE: This thermostat contains electronic circuitry replacing the
conventional mechanical anticipator.
One (1) Year Limited Warranty
The manufacturer warrants to the original purchaser that its
product and component parts will be free from defects in
workmanship and materials for a period of one (1) year from
the date of purchase. Return to the original point of purchase
for replacement of your product.
Warranty Limitations
This warranty begins at date of purchase.
Warranty is Void if:
The date code is defaced or removed.
The product has a defect or damage due to product alteration,
connection to an improper electrical supply, shipping and han-
dling, accident, fire, flood, lightning, or other conditions beyond
the control of the manufacturer.
The product is not installed according to the manufacturer's
instructions and specifications.
The product has been installed near sources of electromagnet-
ic interference (EMI) such as arcing relay contact.
Owner's Responsibility
Provide proof of purchase.
Provide normal care and maintenance.
Pay for freight, labor and travel.
Pay for service calls related to product installation.
Return any defective product.
In no event shall the manufacturer be liable for incidental or
consequential damages.
This warranty gives you specific legal rights and you may have
others which vary by state and/or province. For example, some
states and/or provinces do not allow the exclusion or limitation
of incidental or consequential damages so this exclusion may
not apply to you.
The manufacturer's continuing commitment to quality products
may require a change in specifications without notice.
This equipment, if installed in strict accordance with the manu-
facturer's instructions, complies with the limits for a Class B
computing device pursuant to Subpart J of Part 15 of FCC rules.
5° to 30°C in 1° Steps
16° to 40°C in 1° Steps
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