Kessel Electronics W288R01 Thermal Clock (Transmitter Part) User Manual

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Document ID	136848
Application ID	unR7eon3Pm6kFunvhob1Tw==
Document Description	User Manual
Short Term Confidential	No
Permanent Confidential	No
Supercede	No
Document Type	User Manual
Display Format	Adobe Acrobat PDF - pdf
Filesize	101.85kB (1273172 bits)
Date Submitted	2001-02-16 00:00:00
Date Available	2001-02-16 00:00:00
Creation Date	2000-11-15 15:53:12
Producing Software	Acrobat 4.0 Scan Plug-in for Windows
Document Lastmod	2000-11-15 16:17:05
Document Title	User Manual
Document Creator	Acrobat 4.0 Scan Plug-in for Windows

*‘ Multi-Channel RF Wireless Thermo-Clock
Model No. W288
User Manual
Congratulations on purchasing the Multi-channel RF VWreless‘Thermo-
Clock (W288). With innovative design and user-friendly functions, it is
surely your best selection. The product can measure indoor temperature as
well as temperature in different locations maximum 30 meters far from you.
Up to 3 remote sensors can be installed for one main unit. Other features
like real time clock, calendar and daily alarm are also available. Read this
manual carefully before you use the product.
1. Indoor and remote temperature (max. 3 channels)
2. Max/min temperature memory for both indoor and remote temperature
Temperature high/low limit alert for both indoor and remote
temperature
9’
Temperature trend indication
User selectable Celsius or Fahrenheit reading
Real time clock with calendar and daily alarm
12/24-hour format for clock display
User programmable summer time
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LED backlight for main unit
0. Splash-proof design for remote sensor
AA
. Low battery indication for both main unit and remote sensor
PART AND KEY DESCRIPTION '
M . l! .
1. LCD display
Shows clock, indoor and remote temperature
2. MODE/ $84 button
To change display mode and to turn on backlight
3. MEMORY button
To show maximum and minimum temperature
4. ALARM button
To enable/disable daily alarm
5. CHANNEL button
To select channel of remote sensors
6. Stand
To let the unit stand on table
7. SET/+ button
To enter setting mode or increase value in setting mode
8. C/Fl- button
To select temperature unit or decrease value in setting mode
9. CLEAR/12124 button
To reset max/min temperature memory or change 12/24-hour format of
clock display.
10. RESET button
To reset the whole system
11. SCAN button
To search and install remote sensors
12. Wall mounting hole
13. Battery compartment
Sensor-flair
1. LCD display
2. C/F slide switch
To select temperature unit
3. CHANNEL slide switch
To select channel number
4. Battery compartment
5. RESET button
Reset the sensor unit
6, Wall mounting bracket
HOW TO SET UP THE UNIT
Battemlnstaljation
The main unit is powered by 3 pcs ‘AAA" or UM-4 size 1 .5V battery, and the
sensor unit is powered by 2 pcs ’"AAA or UM-4 size 1 .5V battery.
1. Loosen screws on the battery compartment doors of main unit and
sensor unit, and gently remove the doors.
2. insert batteries according to polarity indication inside the battery
compartment.
3. Replace the battery doors and tighten the screws
[see illustration]
Use the CHANNEL slide switch on remote sensor to select channel
number. (One main unit can only connect to one sensor for each channel.)
Then insert batteries into the sensor unit. Now also insert batteries into
main unit. The display of main unit will show full segment for a few (m)
seconds and return to normal display mode. The symbol at remote
temperature display area will flash and the receiver will search for remote
sensor automatically for one minute. Once the main unit receives the signal
beep tone will be heard and the display will show temperature and channel
number of this remote sensor. The symbol will then flash continuously.
However, if no remote sensors can register successfully within one minute,
remote channel number and temperature will be shown as and “-.-”—
respectively. The symbol will disappear.
it is possible that RF linking between main unit and remote sensor is
interrupted by strong interference generated from some devices e.g.
mobile phone, cordless phone, TV, Radio, etc. The product has the function
to search and pick up signals automatically after interference becomes
weak. However, if you reset the remote sensor or replace its batteries, the
linking will be lost. Then you need to register this remote sensor with main
unit by the following procedures:
1. Open the battery door of main unit.
2. Use a pin to press SCAN button inside the battery compartment of main
unit, the symbol will Org») start to blink and signals will be received.
If you want to change the channel of remote sensor, slide the CHANNEL
slide switch to your desired channel position and use a pin to insert into the
hole of RESET button. Then, register this sensor using the above
procedures.
Note: Use above procedures to register extra remote sensors if necessary.
If main unit suddenly disconnects with remote sensor, it will keep
tracing the signal continuously until 6:00 am. of the next day.
Afterward, it will no longer receive the signal and re-register will be
required.
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Setfiugtheclock
Using following steps to set the clock and calendar (default is 0:00, 1 Jan.
2000 for 24 hours format or 12:00 am, 1 Jan. 2000 for 12 hours format)
1. Press SET and MODE buttons simultaneously for 2 second in normal
display mode, the unit will enter year setting mode, the digits of year will
flash.
2. Press “+” or “-” button on the back side of the unit to increase or
decrease the value of year. Press and hold the button for more than 2
seconds to fast increase or decrease the value.
3. Press MEMORY button to confirm and enter month/date setting mode,
the digits of month will flash. Press “+" or “-" to change the value.
4. Press MEMORY button to confirm and start date setting, the digits of
date will flash. Press “+" or “-” to change the value.
5. Press MEMORY button to confirm and start clock setting, hour digits will
flash. Press “+" or to change value. Press MEMORY again to start
minute setting, minute digits will flash. Press “+” or "-” to change the
value.
6. Press MEMORY button to confirm, the unit will quit setting mode and
return to normal clock display mode.
Note: During calendar setting, the indicator for day of week will move
accordingly.
The unit will quit from setting mode and return to normal display
mode automatically if there is no key action within 10 seconds.
SummeLIime
Press and hold SET and CLEAR buttons simultaneously for 2 seconds to
enable or disable summer time. The icon it? will display for summer time
mode.
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Press and hold CLEAR button for 2 seconds in clock display mode to
change 12/24-hour format of the clock display.
Clock Function
The product has real time clock function with year, month, date and day of
week. Day of week indicator will show in any display mode to point out the
day. [see illustration]
"an“
1. Press MODE once in normal display mode to show date and month.
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2. Press MODE again to show year
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3. Press MODE again to return to clock mode
Note: If no key action within 10 seconds in year or date mode, it will return
to normal display mode automatically.
Daily Alarm
Settingl-llamclack f at
1. Press and hold SET and ALARM buttons simultargously for 2 seconds
to enter alarm clock setting mode. Alarm symbol and alarm hour
digits will flash.
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2. Press “+” or - button to change the value
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3 Press MEMORY button to confirm and to set alarm minute. Minute digits
will flash.
4 Press “+” or “-" to change the value
Press MEMORY button to confirm
6 The unit will quit from alarm setting mode and return to
normal clock mode, The M“ alarm symbol will display and alarm
will be active automatically
Note: if no key action within 10 seconds, itwill quit from alarm setting mode
and return to normal display mode.
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Press ALARM button once in normal display mode to enable or disable
daily alarm. Alarm symbol ffi‘ will be on if alarm is enable.
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When the time is up, alarm will sound for 2 minutes if no key action. Press
any key to stop the alarm.
Temperature Function
The upper side round window of display shows indoor temperature and the
lower side round window shows remote temperature. [see picture]
1. in normal display mode, press CHANNEL button to select desired
channel of remote temperature. The display will show channel number.
2. If you select “A”, the display will enter auto-scroll mode, and sh ow every
“for I
channel temperature for a while from channel 1 to 3 repeatedly.
3. Press CHANNEL again to select any channel and quit from auto-scroll
a mode.
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The unit will record maximum and minimum temperature for both indoor
and remote channel.
1. In normal display mode, press MEMORY button once to show maximum
value of both indoor and remote temperature. The symbol fir
will display in both indoor and remote temperature display areas.
2. Press CHANNEL button to show maximum value of different channels.
3. Press MEMORY button again to show minimum value of both indoor
and remote temperature. The symbol 3 will display.
4. Press CHANNEL button to show minimum value of different channels.
5. Press MEMORY button again to return to normal display mode.
Note: If there is no key action within 10 seconds, it will automatically return
to normal display mode.
mm
1. When the display shows maximum value, press CLEAR button at the
back side of the unit to clear maximum memory of both indoor and
remote temperature of one channel. To clear maximum memory of other
channels, press CHANNEL to select desired channel and press
CLEAR.
2. When the display shows minimum value, press CLEAR button to clear
minimum value of both indoor and remote temperature. To clear
minimum memory of other channels, select channel and press CLEAR.
3. The memory record will be updated by current reading immediately
Rmnemtumjlecuunction
Temperature alert function allows you to set high/low limits for both indoor
and remote temperature. Once the tempecatur=e is over the limits, alert tone
will sound and high/low limit symbol gym." flash for 30 seconds if no
key action. if the alert is due to one remote channel, the display will show
that channel number and reading. After 30 seconds, the symbol will keep
flashing until the temperature come back to the range or any key is pressed.
Press any key to stop alert and the symbol will also disappear.
10
5 . t‘il [NE
1. Press SET and MEMORY button simultaneously for more than 2
seconds in normal display mode, the unit enter lower limit setting of
indoor temperature. The display shows previous setting with the
symbol 5 and flash at indoor temperature display area. (see picture)
Note: If this is first time to set high/low limits, the display will show “--.- °C”
2. Press “+I-" to increase or decrease the value
3. During setting, you can press CLEAR to clear value
4. Press MEMORY to enter upper limit setting of indoor temperature
Previous setting and the symbol 5 will display and flash.
Press “+/-” to change the value
Press MEMORY to confirm and enter channel 1 setting
Repeat step 2 to 5 and press MEMORY to enter next channel setting if it
is available
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Note: The upper limit temperature is always 1°C (or 2°F) higher than lower
limit.
If there is no key action within 10 seconds during setting, the unit will
return to normal display mode automatically.
B t l' l' t
The temperature trend indicator is available for both indoor and remote
temperature. J indicates temperature rising, N indicates temperature
dropping and ”P means steady.
Other Functions
Backlight
The display has LED backlight which allows you to use and operate the unit
in dark. Press and hold MODE button for 2 seconds, the backlight will be
turned on for 5 seconds. Further pressing any button within 5 seconds will
11
I extend the backlight for another 5 seconds. The backlight will be off if there
is no key action within 5 seconds.
12
! B Z !' E'
The main unit can show low battery power for main unit and particular
remote sensor. The sensor unit can also detect and show low battery
power. When the battery power is low, battery icon =\3 will display.
13
ll! . ll .
Display : LCD display with clock and temperature
Clock : 12/24 hour format
Time format : hhzmm
Calendar : 2000 — 2049 year
Date format : ddzmm or mm:dd
Temperature unit : C/F selectable
Temperature range: Indoor 0°C to 50°C (32°F to 122°F)
Remote -20°C to 60°C (-4°F to 140°F)
Resolution : 01°C (02°F)
Accuracy : +/- 1°C (from 0 to 40°C)
+l- 2°C (other range)
Power : 3 x “"AAA or UM-4 size 1.5V battery
SensaLLmL't
Display : LCD with temperature reading
RF transmission : 433MHz
Water-resistance zsplash-proof
Temperature unit : C/F selectable
Temperature range: -20°C to 60°C (-4°F to 140°F)
Resolution : 01°C (02°F)
Accuracy : +/- 1°C (from 0 to 40°C)
+I- 2°C (other range)
Power : 2 x “AAA” or UM-4 size 1.5V battery
14
Note on Com oliance
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 reasonable protection against harmful
interference in a residential installation. This equipment generates, uses
and can radiate radio 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:
D Reorient or relocate the receiving antenna.
D increase the separation between the equipment and receiver.
D Connect the equipment into an outlet on a circuit different from that to
which the receiver is needed.
D Consult the dealer or an experienced radio/TV technician for help.
Kesonic, Inc.
13900 Alton Parkway, Suite 125
Irvine, CA 92618
Phone: 949 470-7999
15
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17
CE
ENGLISH
INS—O1-W288E—02

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Modify Date                     : 2000:11:15 16:17:05+08:00
Create Date                     : 2000:11:15 15:53:12+08:00
Creator                         : Acrobat 4.0 Scan Plug-in for Windows
Producer                        : Acrobat 4.0 Scan Plug-in for Windows
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