Chung s Electronic 000000-09-001 Transmitter (912 - 918MHz Tx) User Manual
Chung's Electronic Co. Ltd. Transmitter (912 - 918MHz Tx) Users Manual
User Manual
P178318GB010
C8318A (WWVB) PD09025M Size: 105 x 130 (mm)
RADIO CONTROLLED
WIRELESS THERMO CLOCK
USER’S INSTRUCTIONS
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Thank you for your purchase of this delicate Wireless Thermo
clock. The utmost care has gone into the design and
manufacture of your clock. Please read these instructions
carefully and keep the manual well for future reference.
The receiver unit has a clear, easy-to-read display that
shows the time, month, date, day of the week, indoor
temperature as well as the outdoor temperature measured
and transmitted from the remote sensors. It is able to receive
and display readings from up to 2 remote sensors.
The 915 MHz technology means no wire installation is
required and you can place the sensors anywhere you like.
With radio controlled function, the current time and calendar
are automatically synchronized with the time signal
transmitted from USA (WWVB).
reasonable protection against harmful interference in a
residential installation. This equipment generates, uses and
can radiate ratio frequency energy and, if not installed and
used in accordance with the instructions, may cause harmful
interference to radio communications.
However, there is no guarantee that interference will not
occur in a particular installation. If this equipment does
cause harmful interference to radio or television reception,
which can be determined by turning the equipment off and
on, the user is encouraged to try to correct the interference
by one or more of the following measures:
-Reorient or relocate the receiving antenna.
-Increase the separation between the equipment and
receiver
-Connect the equipment into an outlet on a circuit
different from that to which the receiver is connected.
-Consult the dealer or an experienced radio/TV
technician for help.
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MAIN FEATURES:
WEATHER STATION
1. CLOCK WINDOW:
- Displays time, year, signal strength indicator, daylight
savings time (DST), alarm icons and time zone map.
2. CALENDAR, DAY AND TEMPERATURE WINDOW:
- Displays the month, date, day of the week as well as the
indoor & outdoor temperature.
3. SNOOZE:
- Press it to stop the current alarm when it is sounding.
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4 5 6 7
11
10
9
8
12
13
14
15
TIME
ALM ON/OFF
UP DOWN
CHANNEL
MAX/MIN
RESET
SYNC C / F
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2
gives you specific rights, and you may have other rights that
vary from state to state.
Printed in China SPC900
SHARP, registered in the U.S. Patent and Trademark Office
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and
(2) This device must accept any interference received,
including interference that may cause undesired
operation.
Warning:
Changes or modifications to this unit not expressly approved
by the party responsible for compliance could void the user’s
authority to operate the equipment.
NOTE:
This equipment has been tested and found to comply with
the limits for a Class B digital device, pursuant to Part 15 of
the FCC Rules. These limits are designed to provide
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4. TIME key:
- In normal time mode, press it to enter alarm1 and
alarm2 time mode.
- Press and hold it for 2 seconds to enter the normal
time setting mode.
- In normal time setting mode, press it to step the setting
items.
5. UP key:
- In normal time mode, press it to switch between M-D
(Month-Date) and D-M (Date-Month) formats.
- In alarm time mode, press it to select the proper time
zone.
- In time setting mode, press it to increase the setting
values.
- Press and hold it for 3 seconds to receive the RC signal
for reception testing.
6. DOWN key:
- Press it to switch 12/24-hour format.
- In time setting mode, press it to decrease the setting
values.
7. MAX/MIN key:
- Press it to show the maximum and minimum
temperature records.
- Press and hold it for 3 seconds to delete the maximum
and minimum temperature records.
TWO YEAR LIMITED WARRANTY
M.Z. Berger & Company warrants the original consumer
purchaser of this product that it shall be free of defects in
materials and workmanship for two years from the purchase
date of this product. Defects caused by tampering, improper
use, unauthorized modifications or repairs, immersion in
water or abuse are not covered by this warranty. If a defect
covered by this warranty occurs during the warranty period,
wrap your clock carefully and send it to the following address:
M.Z. Berger Service Center
29-76 Northern Boulevard
Long Island City, NY
11101-2224
You must include a proof of purchase, either the original
receipt of a photocopy and a check or money order for
US$5.95 to cover the cost of handling. Also include your
return address inside the package. M.Z. Berger & Company
will repair or replace the clock and return it to you. M.Z. Berger
& Company will not be liable for any loss or damage,
including incidental or consequential damages of any kind;
from any breach of warranty either expressed or implied
relating to the product. Since some states do not allow the
exclusion or limitation of incidental or consequential
damages, this limitation may not apply to you. This warranty
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8. ALM ON/OFF key:
- In normal time mode, press it to turn on/off alarm1 &
alarm2.
- In alarm time mode, press it to turn on/off alarm and
temperature pre-alarm.
- In alarm time mode, press and hold it for 2 seconds to
enter the alarm time setting mode.
- In alarm time setting mode, press it to step the setting
items.
- Press it once to stop the current alarm when it is sounding.
9. SYNC key:
- Press and hold it for 3 seconds to turn on/off the signal
reception of transmitter (915 MHz) manually.
10. CHANNEL key:
- Press it to switch between channel 1 and 2.
- Press and hold it for 2 seconds to show the channels
automatically, and press it once again to exit the
automatic display mode.
11. °C/°F key:
- Press it to switch between Celsius and Fahrenheit.
12. RESET key:
- Press it to reset all values to default values.
- In case of malfunction, the unit may be required to reset.
RF transmission frequency:
No. of remote unit:
RF transmission range:
Radio controlled signal:
Power
Main unit:
Remote sensor:
Dimension
Main unit:
Remote sensor:
915 MHz
up to 2 units
330 feet (100 meters)
WWVB
3V, use 2 x AA 1.5V
alkaline battery
3 V, use 2 x AA 1.5V
alkaline battery
295 (W) x 195 (H) x 25 (D) mm
40 (W) x 132 (H) x 24 (D) mm
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13. WALL-MOUNTING HOLDER:
- Use it to support the main unit in the wall mounting.
14. TABLE STAND:
- Use it to stand the clock on the desktop.
15. BATTERY DOOR
TRANSMITTER
1. LED indicator:
- Flashes when the remote unit transmits a reading.
2. CHANNEL slide switch:
- Assign the transmitter to Channel 1 or 2.
(Note: Channel 3 is not effective for this model.)
3. RESET key:
- Press it to restart the transmitter and return all values
to default values.
4. BATTERY COMPARTMENT:
- Accommodates 2 AA size batteries.
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2
4
6
1
6
5
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SPECIFICATIONS
MAIN UNIT
Recommended operating range:
Resolution:
REMOTE SENSOR
Recommended operating range:
Resolution:
0 °C to 45 °C
32 °F to 113 °F
0.1°C (above -9.9°C)
1°C (below -10°C)
0.1°F (-9.9°F ~ 99.9°F)
1°F (above 100°F &
below -10°F)
-20 °C to 55 °C
-4 °F to 131 °F
0.1°C/°F (above -9.9°C/°F)
1°C/°F (below -10°C/°F)
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5. BATTERY DOOR
6. WALL-MOUNTING HOLDER:
- Use it to support the transmitter on the wall.
7. TABLE STAND:
- Use it to stand the transmitter on the desktop.
RECEPTION OF TRANSMITTER SIGNAL
OPERATING THE WEATHER STATION
1. Remove the battery door and insert 2 AA size batteries
into the battery compartment as per the polarity
information marked on the battery compartment.
2. Replace the battery door.
3. Press “RESET” key to restart the clock.
4. Press “CHANNEL” key to set the desired channel.
NOTE:
1. The building material and position of receiver and
transmitter affect the effective range. So try various
locations to obtain the best result.
2. Place the units away from metal objects and electrical
appliances to minimize the interference. Position the
receiver within the effective transmission range: 330
feet (100 meters) in usual circumstances.
For the transmitter, fix the separate wall-mounting stand
outside in the area protected from direct rain by the screw.
Once the stand is mounted, place the transmitter into the
stand on the wall. Besides, you can also place it on the
desktop by its table stand.
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OPERATING THE TRANSMITTER
1. Remove the transmitter from the stand and open the
battery door.
2. Insert 2 AA size batteries into the battery compartment
as per the polarity information marked on the battery
compartment.
3. Slide “CHANNEL” switch to synchronize the channel
with receiver.
4. Press “RESET” key individually by a pin to confirm the
channel setting.
5. Replace the battery door.
NOTE:
1. To receive the transmitter signal, the channels of
receiver and transmitter must be synchronized.
2. Once the channel is assigned to a transmitter, you can
only change it by removing the batteries or resetting
the unit.
RECEPTION OF RADIO CONTROLLED TIME SIGNAL
The time and calendar are radio-controlled. The current time
and calendar are automatically synchronized with the signal
transmitted from USA (WWVB).
When used for the first time (after inserting the batteries or
pressing “RESET” key), the clock will start to receive the
signals and the reception display will flash in 8 seconds.
BATTERY REPLACEMENT
If the low battery indicator “ ” appears beside the outdoor
temperature of main unit, it indicates that you should replace
batteries of transmitter at once.
While if the low battery indicator displays beside the indoor
temperature, it means that the battery power of main unit is
not enough and you should replace batteries of clock
immediately.
NOTE:
Attention! Please dispose of used unit or batteries in an
ecologically safe manner.
USING THE TABLE STAND OR WALL-MOUNTING STAND
The receiver and transmitter have both the desktop and
wall-mounting structures.
For the receiver, place the screw on the desired wall and
hang the receiver by the recessed hole in the back of it or
just simply place it on the desktop by its table stand.
Transmitter’s low battery indicator
(shows on the main unit)
Main unit’s low battery indicator
(shows on the main unit)
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DAYLIGHT SAVINGS TIME (DST)
The clock has been programmed to automatically switch
when the daylight savings time is in effect. Your clock will
show “DST” during the summer.
SIGNAL STRENGTH INDICATOR
The signal indicator displays signal strength in 4 levels.
Wave segment flashing means time signals are being
received. The signal quality could be classified into 4 types:
NOTE:
1. The unit will automatically search for the time signal at
2:00 (3:00 or 4:00 is also available if the signal was
not received at 2:00), 8:00, 14:00 and 20:00 each day.
2. Always place the unit away from interfering sources
such as TV set, computer etc.
3. Avoid placing the unit on or next to metal plates.
4. Closed area such as airport, basement, tower block
or factory is not recommended.
5. Do not start reception in moving articles such as
vehicles or trains.
No signal quality
Acceptable signal quality Excellent signal quality
Weak signal quality
HOW TO READ TEMPERATURE RECORDS
Change the temperature unit to °C for Celsius or °F for
Fahrenheit by pressing “°C/°F” key.
NOTE:
1. If no signals are received or the transmission is
interfered, “---” will appear on the LCD.
2. Relocate the clock or transmitter in other positions and
make sure the transmission is within the effective
range of 30 meters approx.
3. After several trials in vain, please reset the clock
thoroughly. Try out where your multifunctional alarm
clock receives the signals best.
CHECKING & DELETING MAX./MIN. TEMPERATURE RECORDS
1. Press “MAX/MIN” key once to check the maximum
temperature records. Press it twice to check the
minimum records. Press it again to exit.
2. Press and hold “MAX/MIN” key for 3 seconds to delete
the max. and min. temperature records.
MAX. Temperature records
MIN. Temperature records
TIME ZONE SETTING
The default time zone is PACIFIC. If your location is not in
the Pacific, set the time zone as follows:
1. In normal time mode, press “TIME” key to enter the
alarm time mode.
2. Press “UP” key to select the proper time zone: P=Pacific
M=Mountain C=Central E=Eastern
3. Press “TIME” key to save the setting and return to
normal time mode.
TIME AND CALENDAR SETTING
If you are out of reach of the Radio Controlled transmitter or
if the reception is not reachable, the time and calendar can
be set manually. As soon as the signal of transmitter is
received again, the clock will automatically synchronize with
the exact time and calendar.
1. Press and hold “TIME” key for 2 seconds until the Year
digit flashes.
2. Press “UP” or “DOWN” key to change its value.
3. Press “TIME” key once until the Month digit flashes.
4. Press “UP” or “DOWN” key to change its value.
2. The temperature pre-alarm can sound 30 minutes
earlier than the alarm only when the outdoor
temperature is below 26.0°F (-3.0°C).
3. If no key is pressed during the alarm period, the clock
will enter the snooze mode automatically. Besides,
you can also press “SNOOZE” key once to stop the
current alarm and activate the snooze function.
4. Once the snooze function is activated, the 4-step
crescendo alarm will sound 13 times in 5-minute
interval. The alarm duration is 60 seconds.
VIEWING THE CHANNEL
The default channel is Channel 1. Press “CHANNEL” key to
view the channels from 1 to 2.
Besides, press and hold “CHANNEL” key for 2 seconds to
show the channels automatically; press it once again to
exit the automatic display mode.
Temp. alarm ON
Alarm1 ON
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DOM
LUN
MAR
MIE
JUE
VIE
SAB
DOM
LUN
MAR
MER
GIO
VEN
SAB
English
SON
MON
DIE
MIT
DON
FRE
SAM
German
DIM
LUN
MAR
MER
JEU
VEN
SAM
French
Spanish
Italian
SUN
MON
TUE
WED
THU
FRI
SAT
5. Repeat the above operations (point 3, 4) to set the
below items in this order: Date > Hour > Minute >
Second > Day language > +/-23 hours time difference.
6. Press “TIME” key to save and exit the setting mode, or
let it exit automatically 30 seconds later without
pressing any key.
NOTE:
1. Through “+/-23 hours time difference” setting, the
precise time of another area will be shown.
2. The 5 languages weekday settings are represented
by the below abbreviations: GB=English FR=French
DE=German ES=Spanish IT=Italian.
ALARM TIME SETTING
1. In normal time mode, press “TIME” key to enter the
alarm1 (alarm2) time mode.
2. Press and hold “ALM ON/OFF” key for 2 seconds until
the alarm Hour digit flashes.
3. Press “UP” or “DOWN” key to change its value.
4. Press “ALM ON/OFF” key once until the alarm Minute
digit flashes.
5. Press “UP” or “DOWN” key to change its value.
6. Press “ALM ON/OFF” key to save and exit the setting
mode, or let it exit automatically 30 seconds later
without pressing any key.
NOTE:
1. The alarm will be automatically turned on when you
set the alarm time.
2. The dual-alarm (alarm1 & alarm2) design of this unit
provides you with more convenience, and you can set
two-alarm time if needed.
USING ALARM & TEMPERATURE PRE-ALARM FUNCTIONS
1. Set the alarm time as the above section with alarm1
(alarm2) turned on when you set the alarm time.
2. In alarm1 (alarm2) time mode, press “ALM ON/OFF”
key once to turn on the temperature pre-alarm with the
icon “ ” displayed.
3. Press it again to turn off both of them until the icons
disappear.
NOTE:
1. To turn on temperature pre-alarm, ALARM must be on.
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