Aube Technologies TH450 Owner'S Manual Download Page 2

TH450

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The configuration switches are on the back of the thermostat. The
factory settings are indicated by the gray cells in the following table.

Press the   and   buttons simultaneously for three seconds to 
enter the configuration menu.

Press the   or   button to set the displayed parameter.

Press the   and   buttons simultaneously for one second to 
display the next parameter.

Press the   and   buttons simultaneously for three seconds to 
exit the configuration menu.

NOTE: The thermostat will automatically save any changes made and
return to its normal display if you do not press any button for one minute.

The thermostat normally displays the actual temperature. 

To view the setpoint temperature, press 
once on either temperature adjustment 
button. The setpoint temperature will 
appear for 5 seconds. The 

 icon 

appears when the setpoint is displayed.

To change the setpoint temperature, 
press the appropriate button until the 
desired value is displayed. 

The screen is backlit for 10 seconds when any button is pressed.

During a power outage, the setpoint is saved in memory. You do not
need to adjust the temperature when power returns.

Power supply

:

120/208/240 VAC, 60 Hz

Minimum load

:

1.25 A / 150 W @ 120 VAC, 60 Hz
1.25 A / 260 W @ 208 VAC, 60 Hz
1.25 A / 300 W @ 240 VAC, 60 Hz

Maximum load

:

16.7 A / 2000 W @ 120 VAC, 60 Hz
16.7 A / 3465 W @ 208 VAC, 60 Hz
16.7 A / 4000 W @ 240 VAC, 60 Hz

Setpoint range

:

5 °C to 30 °C (41 °F to 86 °F)

Display range

:

0 °C to 60 °C (32 °F to 140 °F)

Resolution

:

± 0.5 °C (± 1 °F)

Storage

:

-20 °C to 50 °C (-4 °F to 120 °F)

Honeywell warrants this product, excluding battery, to be free from defects in the workmanship
or materials, under normal use and service, for a period of three (3) years from the date of
purchase by the consumer. If at any time during the warranty period the product is determined to
be defective or malfunctions, Honeywell shall repair or replace it (at Honeywell's option).
If the product is defective,
(i)

return it, with a bill of sale or other dated proof of purchase, to the place from which you
purchased it, or 

(ii)

contact Honeywell. Honeywell will make the determination whether the product should be
returned, or whether a replacement product can be sent to you.

This warranty does not cover removal or reinstallation costs. This warranty shall not apply if it is
shown by Honeywell that the defect or malfunction was caused by damage which occurred
while the product was in the possession of a consumer.
Honeywell's sole responsibility shall be to repair or replace the product within the terms stated
above. HONEYWELL SHALL NOT BE LIABLE FOR ANY LOSS OR DAMAGE OF ANY KIND,
INCLUDING ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING, DIRECTLY
OR INDIRECTLY, FROM ANY BREACH OF ANY WARRANTY, EXPRESS OR IMPLIED, OR
ANY OTHER FAILURE OF THIS PRODUCT. Some provinces and states do not allow the
exclusion or limitation of incidental or consequential damages, so this limitation may not apply to
you.
THIS WARRANTY IS THE ONLY EXPRESS WARRANTY HONEYWELL MAKES ON THIS
PRODUCT. THE DURATION OF ANY IMPLIED WARRANTIES, INCLUDING THE
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, IS
HEREBY LIMITED TO THE THREE-YEAR DURATION OF THIS WARRANTY. Some provinces
and states do not allow limitations on how long an implied warranty lasts, so the above limitation
may not apply to you.
This warranty gives you specific legal rights, and you may have other rights which vary by
province, state or region.

705 Montrichard Avenue,
Saint-Jean-sur-Richelieu, Quebec 
J2X 5K8
Canada

1-800-831-2823
[email protected]
www.aubetech.com

Configuration switches

3.

Switch

1

Keypad lock

a

a. The settings are locked. The temperature adjustment buttons 

only allow you to view the temperature setpoint.

Off

On

2

Cycle length

b

b. Select short cycles (15 seconds) in most cases as it provides bet-

ter temperature control. However, you must select long cycles (5 
minutes) if you have a fan-forced heater. 

 is displayed when 

long cycles are selected.

Short

Long

3

Temperature 
display format

 °C 

°F

Configuration Menu

4.

Parameter

Settings

Display and 

default setting

Minimum 
setpoint

• 5 °C - 30 °C 

(41 °F - 86 °F)

Maximum 
setpoint

• 5 °C - 30 °C 

(41 °F - 86 °F)

Temperature Display and Setting

5.

Power Outage

6.

Troubleshooting

7.

PROBLEM

SOLUTIONS

Thermostat’s 
housing is hot.

This is normal. When the thermostat is running 
at full capacity, its housing can reach 40 °C 
(104 °F).

Wrong temperature 
is displayed.

Rectify if any of the following conditions applies:

The thermostat is exposed to air draft.

The sticker on the thermostat’s screen has
not been removed.

The thermostat is located near or above a
heat source such as a light dimmer.

Display disappears 
and reappears after 
a few minutes.

The thermal protection device on the heater has 
temporarily opened. This can happen if the 
heater is obstructed by furniture or curtain and 
has overheated, or if the heater’s thermal pro-
tection device is too sensitive.

Specifications

8.

Warranty

9.

Customer Assistance

10.

Printed in USA

 06/2011

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