with Atomic ClockINTRODUCTION
Thank you for selecting a Meade Instruments Wireless Indoor/ Outdoor Thermometer with
Atomic Clock. This device combines precise time keeping, monitoring and displaying of
current temperature data from up to three remote locations.
Meade Instruments is the world’s leading designer and manufacturer of telescopes for
professional and amateur astronomers – famous for its innovative, high performance telescopes
at affordable prices. Meade Instruments now brings that same passion for innovation and high
performance to its own line of precision, feature rich weather stations.
Please read this instruction manual so that you can get the most enjoyment out of your Meade
Instruments weather station.
In this package you will find:
• One (1) main unit (receiver)
• One (1) remote sensor (transmitter)
• One (1) User Manual
Please keep this manual handy as it contains practical instructions, technical specifications
• Time automatically sets to the US Atomic Clock
• 12 or 24 hours time format
• Dual crescendo time alarm with snooze
• Day of the week displayed in English, Spanish, French, German and Italian
• Wireless reception of the temperature from the remote sensor to the main unit from up to
160 feet (50 meters) away
• Multi-channel capability to monitor temperature in up to 3 remote locations
• Minimum and maximum memory for indoor and remote temperature
• Programmable Ice Warning Alarm
• Low battery indicator
A. TEMPERATURE AND CLOCK window
B. CHANNEL button
• Recalls a different remote sensor reading – 1,2 or 3
C. UP ( ? ) button
• Increases the parameters
• Activates US Time Zone selection mode
• Activates manual search for atomic time signal
• Enables time alarms (W) and (S) and Ice Warning Alarm
3D. MODE button
• Toggles between time modes - time with seconds and time with the day of the week
• Activates clock’s manual programming mode
E. DOWN ( ? ) button
• Decreases the parameters
• Activates manual remote channels search
• Disables time alarms (W) and (S) and Ice Warning Alarm
F. ALARM button
• Allows toggling between the calendar display and three time alarm modes
• Allows programming available alarms
G. MEM button
• Toggles between current, minimum, maximum readings of the indoor and remote temperature
• Clears the temperature memory
H. WALL- MOUNT RECESSED HOLE
• Keeps the unit on the wall
I. BATTERY COMPARTMENT
• Requires 2 (two) UM-3 or AAA 1.5V alkaline batteries
J. BUILT-IN TABLE STAND
• Holds unit in upright position on a flat surface
• Remote temperature transmission to the main unit via 433 MHz frequency
• Case can be wall mounted using built-in hanger
• Three channel selection
4A. LED INDICATOR
• Flashes once when the remote sensor transmits a reading to the main unit.
• Flashes twice when battery power is low.
B. BATTERY COMPARTMENT
• Requires two AA-size batteries
• Resets all previous settings
D. CHANNEL SWITCH
• Selects the desired channel -1, 2 or 3
E. WALL-MOUNT RECESSED OPENING
• Keeps the remote sensor on the wall
BEFORE YOU BEGIN
• We recommend using alkaline batteries for the remote sensor and the main unit. If outdoor
temperatures regularly fall below 32°F (0°C), we recommend using lithium batteries.
• Avoid using rechargeable batteries. (Rechargeable batteries cannot maintain correct
• ALWAYS install batteries in the remote sensor before the main unit.
• Insert batteries before first use, matching the polarity as shown in the battery compartment.
• Press RESET after each battery change with a paper clip or similar tool.
• During an initial setup, place the main unit close to the remote sensor.
• After reception is established (the remote temperature will appear on the main unit’s display),
position the remote se