02002 - inst08 pg2.pdf, Install batteries main unit : basic setup, Basic setup is now complete – AcuRite 02002 Thermometer User Manual

Page 2: About the atomic clock

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2 • SETUP

A. Wireless Sensor
1) Remove the 4 battery

compartment screws.

2) Remove the battery

compartment cover and

install 2 fresh “AA”

batteries as shown here.

Always install batteries

into the wireless sensor

FIRST to ensure proper

wireless synchronization

with the main unit.

B. Main Unit
Remove the battery

compartment cover and

install 3 fresh “AA”

batteries as shown here.

After installing batteries, the time zone, time, DST (daylight saving time) and ºF

or ºC preferences must be set initially. After the initial manual setting, the

atomic clock will maintain it’s accuracy and adjust for DST automatically.

When first entering basic setup mode, the time zone will be flashing. Adjust the

time zone using the “ ” or “ ” buttons on the side of the main unit, then press

the “SET” button to confirm your time zone selection and move on.

Now select DST (daylight saving time) “on” or “off” by pressing the “ ” or “ ”

buttons on the side of the main unit. Press the “SET” button to confirm your DST

selection.

Next, adjust the HOUR by pressing the “ ” or “ ” buttons on the back of the

main unit. Press the “SET” button to confirm your HOUR selection and to move

on to MINUTE setting. Again, adjust the MINUTE by pressing the “ ” or “ ”

buttons. You may press and HOLD the “ ” or “ ” to adjust the minutes at a

faster rate. Press the “SET” button again to confirm your time setting.

Next, adjust the MONTH and then the DATE in the same manner, using the

“ ” and “ ” buttons to adjust and the “SET” button to confirm and move on.

Finally, press the “ ” or “ ” buttons to select between fahrenheit (ºF ) or

celsius (ºC) temperature display units.

Press the “SET” button one more time to exit basic setup mode. You may enter

basic setup mode again at any time by pressing the “SET” button.

Install Batteries

Main Unit : Basic Setup

The wireless sensor will soon send a signal to the main unit and the two

units will be synchronized. It may take a few minutes for synchronization to

be complete. If both or one of the units appear to be functioning improperly,

refer to the troubleshooting section in this manual.

Basic Setup is Now Complete

A clock is considered atomic if it has an accuracy of one second in a million

years. Consumer clocks are considered atomic if they attain this accuracy by

receiving a signal from an atomic clock. In North America, the National Institute

of Standards and Technologies operates an atomic clock in Colorado which

transmits the time codes via the the radio station WWVB. The signal is

transmitted in a very low frequency (60,000 Hz). The Acurite clock you have

purchased includes a built-in receiver which picks up the signal from the WWVB

station. For the best possible reception, place the main unit with the back side

facing Colorado. NOTE: Due to solar radiation in the atmosphere, the atomic

clock signal is weaker during the day. Most synchronization with the WWVB

atomic clock signal happens at night when there is less interference.

About the Atomic Clock

A B C

NOTE: Install all batteries in both

units within a 6 minute period to

ensure proper wireless

functionality.

Extended periods of cold temperatures ( below -4ºF / -20ºC )
can cause alkaline batteries to function improperly. This will
cause the outdoor wireless sensor to stop transmitting
temperature readings. Use lithium batteries in these low
temperature conditions to ensure continued operation for
wireless sensors placed outdoors.

- 3 -

- 2 -

A B C

INSTALL

3 “AA”

BATTERIES

REMOVE

BATTERY

COMPARTMENT

COVER

REMOVE

BATTERY

COMPARTMENT

COVER

PLEASE DISPOSE OF OLD OR DEFECTIVE BATTERIES IN AN ENVIRONMENTALLY

SAFE WAY AND IN ACCORDANCE WITH YOUR LOCAL LAWS AND REGULATIONS.

BATTERY SAFETY: Follow the polarity (+/-) diagram in the battery compartment. Promptly remove dead batteries from the device.

Dispose of used batteries properly. Only batteries of the same or equivalent type as recommended are to be used. DO NOT incinerate used

batteries. DO NOT dispose of batteries in fire, as batteries may explode or leak. DO NOT mix old and new batteries or types of batteries

(alkaline/standard). DO NOT use rechargeable batteries. DO NOT recharge non-rechargeable batteries. DO NOT short-circuit the supply terminals.

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