Easy Multi Channel Thermometer
Model: RAR621
User Manual
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INTRODUCTION
Thank you for selecting the Oregon ScientificTM
Multi Channel Thermometer (RAR621). This device
bundles precise time keeping, alarm, and temperature
monitoring features into a single tool you can use from
the convenience of your home.
In this box, you will find:
•
•
•
•
Main unit
Remote sensor
Main unit batteries
Remote sensor batteries
Keep this manual handy as you use your new product.
It contains practical step-by-step instructions, as well
as technical specifications and warnings you should
know.
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PRODUCT OVERVIEW
FRONT VIEW
The Multi Channel Thermometer features:
1. Outdoor Temperature: Three-channel temperature
readings, (this feature is sold separately). To the right
of it is the indoor temperature.
2
3
1
2.
and button: Press to increase settings.
3. MODE button: Press to change display / settings.
4. CHANNEL button: Selects one of the 3 weather
channels.
4
5
5.
button: Press to view and set times for
"single" and "weekday" alarms.
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BACK VIEW
1. Wall mount hole
2. Battery compartment: Contains 2 x "AAA"UM4
1.5V batteries.
1
2
3. Table stand
4. Batteries
5. RESET hole: Changes all settings back to the default
settings.
6. MEM button: Displays the maximum and minimum
temperatures recently recorded.
3
4
5
6
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LCD DISPLAY
1
6
7
1. Outdoor temperature reading
2. 3 Channels: Shows 1, 2 or 3
3. Battery indicator for remote sensor
4. Alarm display indicator
2
3
8
9
5. Time or calendar
6. Indoor temperature indicator
7. Battery indicator for main unit
8. Indoor temperature reading
9. Indicates "single" or "weekday" alarm
10. Seconds or weekday
10
4
5
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REMOTE SENSOR (THN122N)
1
1
2
3
4
1. LED status indicator
1. Wall mount hole
2. RESET hole
3. Channel number (1-3)
4. Battery compartment
(Battery compartment cover not shown)
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GETTING STARTED
UNIT
LOCATION
Main
Indoor Temperature
Area
BATTERIES
Batteries are supplied with this product:
Remote
Outdoor Temperature
Area
Main unit
2 x UM-4 (AAA) 1.5V batteries
2 x UM-4 (AAA) 1.5V batteries
Remote unit
CHANGE SETTINGS
To change, time, calendar and language settings:
It is recommended that you use alkaline
NOTE
batteries with this product for longer performance.
1. Press and hold MODE for 2 seconds to enter setting
mode.
Insert batteries before first use, matching the polarity
(+ and -) as shown in the battery compartment. For best
results, install batteries in the remote sensor before the
main unit. Press RESET after each battery change.
2. Press
or
setting you want quickly, press and hold or ).
to change settings. (To reach the
3. Press MODE to confirm.
TABLE STAND OR WALL MOUNT
shows when batteries are low.
Installing the Batteries
Use the stand on the back of the main unit / remote
sensor, or mount it on a wall with a nail.
Attaching the Table Stand
Do not use rechargeable batteries.
NOTE
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3. Set the channel. The switch is located in the
battery compartment.
Installing the Wall Mount
4. Place the sensor near the main unit. Press RESET
on the sensor. Then, press and hold MEM and
CHANNEL on the main unit to initiate signal sending
between the sensor and the main unit. The reception
icon on the main unit will blink for approximately
3 minutes while it is searching for the sensor. (Refer
to the Sensor Data Transmission section for more
information.)
5. Close the remote sensor battery compartment.
6. Secure the sensor in the desired location using the
wall mount or table stand.
REMOTE SENSOR (THN122N)
This product is shipped with a THN122N Thermometer
Sensor that collects Temperature data. Data can be
collected from up to 3 sensors. Additional sensors sold
separately.
Using the stand or wall mount
SETUP SENSOR
1. Open the remote sensor battery compartment with
a small Phillips screwdriver.
2. Insert the batteries, matching the polarity (+ and -)
as shown in the battery compartment.
SWITCH
OPTION
Channel
Channel 1-3. If you are using more
than one sensor, select a different
channel for each sensor.
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For best results:
ICON
DESCRIPTION
Main unit is searching
for sensors.
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•
•
•
Insert the batteries and select the channel before
you mount the sensor.
At least 1 channel has
been found.
Place the sensor out of direct sunlight and
moisture.
Do not place the sensor more than 30 meters
(98 feet) from the main (indoor) unit.
Channel 1 is selected.
(number will change
depending on the
Position the sensor so that it faces the main
(indoor) unit, minimizing obstructions such as
doors, walls, and furniture.
sensor you select.)
--- shows in Outdoor /
Area
The selected sensor
cannot be found.
•
•
Place the sensor in a location with a clear view to
the sky, away from metallic or electronic objects.
Search for the sensor
or check batteries.
Position the sensor close to the main unit during
cold winter months as below-freezing
temperatures may affect battery performance and
signal transmission.
SEARCH FOR SENSOR
To search for a sensor, press and hold MEM and
CHANNEL for 2 seconds.
You may need to experiment with various locations to
get the best results.
If the sensor is still not found, check the
NOTE
batteries, obstructions, and remote unit location.
DATA TRANSMISSION
Data is sent from the sensor(s) every 78 seconds. The
reception icon shown in the Temperature Area shows
the status.
NOTE Signals from household devices such as
doorbells, electronic garage doors, and home security
systems may cause temporary reception failure. This is
normal and does not affect general product performance.
The reception will resume once the interference ends.
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CLOCK
This product has two displays: Clock with day of week
in German, English, French, Italian, or Spanish, and
Calendar display with month and date.
SET CLOCK
1. Press and hold MODE for 2 seconds. The ClockArea
will blink.
ALARM
2. Select the hour offset (-9 to +9), hour display format
(12 or 24 hour), hour, minute, year, month, day, and
language. Press or to change the setting. Press
MODE to confirm.
This product has 2 alarms: a Single Alarm and a
Weekday Alarm. The Single Alarm can be set to go off
at a specific time for a one-time event (for example, if
you are napping on Saturday). The Weekday Alarm will
sound at the same time Monday-Friday (but not on
weekends).
NOTE
The language options are (D) German,
(E) English, (F) French, (I) Italian, and (S) Spanish.
SWITCH CLOCK DISPLAY
VIEW ALARM SETTINGS
Press MODE to toggle between Calendar and Clock
display with Hour Offset, Seconds, or Weekday.
Press
to display theAlarm settings you wish to view:
or Single
Weekday
.
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SET ALARM
STOP ALARM
1. Press
to display the type of Alarm you wish to
To stop the alarm from ringing, Press
.
set: Weekday or Single.
TEMPERATURE
This product can display current, minimum, and
maximum temperature information collected by the
remote sensors and main (indoor) unit.
Outdoor data is collected and displayed every
78 seconds. Indoor data is collected and displayed every
10 seconds.
2. Press and hold
settings will blink.
again for 2 seconds. The Alarm
SELECT CHANNEL NUMBER
Press CHANNEL to switch between sensors 1-3.
The icon shows the selected sensor.
Kinetic-
wave icon
Designat- Indoor Remote Remote Remote
Display Display
3. Select the hour and minute. Press or to change
ed
Display
Display Display
Channel 1 Channel 2 Channel 3
settings. Press
To confirm.
ACTIVATE ALARM
To auto-scan between sensors, press and hold
CHANNEL for 2 seconds. Each sensor's data will be
displayed for 3 seconds. To end auto-scan, press
CHANNEL or MEM.
Press or to activate or deactivate the Alarm. "-:--"
indicates that the alarm is deactivated.
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NOTE For more information on the sensor see
"Remote Sensor THN122N" Section.
WARNINGS
This product is designed to give you years of service if
handled properly. Oregon Scientific will not be
responsible for any deviations in the usage of the device
from those specified in the user instructions or any
unapproved alterations or repairs of the product.
Observe the following guidelines:
MINIMUM / MAXIMUM RECORDS
The MEM button is located in the main unit battery
compartment. Press MEM to toggle between current,
maximum (MAX) and minimum (MIN) records. To clear
the records, press and hold MEM for 2 seconds. A beep
will sound to confirm that the memory has been cleared.
•
•
Never immerse the product in water. This can
cause electrical shock and damage the product.
Do not subject the main unit to extreme force,
shock, or fluctuations in temperature or humidity.
RESET SYSTEM
•
•
Do not tamper with the internal components.
The RESET button is located in the main unit battery
compartment. Press RESET when you change the
batteries and whenever performance is not behaving
as expected (for example, unable to establish radio
frequency link with remote sensor or Clock).
Do not mix new and old batteries or batteries of
different types.
•
•
•
Do not use rechargeable batteries with this
product.
Remove the batteries if storing this product for a
long period of time.
SAFETY & CARE
Do not scratch the LCD display.
Clean the product with a slightly damp cloth and alcohol-
free, mild detergent. Avoid dropping the product or
placing it in a high-traffic location.
NOTE The technical specification of this product and
contents of this user guide are subject to change without
notice. Images not drawn to scale.
NOTE
Under the environment with electrostatic
discharge, the sample may malfunction and require user
to rest the sample.
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TROUBLESHOOTING
PROBLEM SYMPTOM
SPECIFICATIONS
MAIN UNIT DIMENSIONS
REMEDY
L x W x H
103 x 48 x 75 mm
(4.06 x 1.89 x 2.96 inches)
Calendar
Strange date /
month
Change language
Weight
82 g (2.9 ounces) without
batteries
Temp
Remote
sensor
Shows "LLL"
or "HHH"
Temperature is
out-of-range
Cannot locate
remote sensor
Check batteries
REMOTE SENSOR DIMENSIONS
L x W x H
92 x 60 x 20 mm
(3.6 x 2.4 x .79 inches)
Check location
Cannot
change
Check sensors.
Only one sensor
is working
Weight
63 grams (2.22 ounces)
without battery
channel
Data does not
match main
unit
TEMPERATURE
Unit
°C
Indoor Range
Outdoor Range
Resolution
-5°C to 50°C
-20°C to 60°C
0.1°C
Initiate a manual
sensor search
REMOTE SENSOR (THN122N)
RF frequency
Range
433 MHz
30 meters (98 feet) with
no obstructions
Transmission
Channel No.
Every 78 seconds
1 - 3
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CLOCK
ABOUT OREGON SCIENTIFIC
Clock display
Hour format
Hour offset
Calendar
HH:MM:SS
more about Oregon Scientific products such as digital
cameras, MP3 players, projection clocks, health and
fitness gear, weather stations, and digital and conference
phones. The website also includes contact information
for our customer care department in case you need to
12hr AM / PM or 24hr
+ / - 9 hours
DD / MM; weekday in
5 languages (E, D, F, I, S)
Alarmweekday
and
2-minute crescendo
single;
reach us, as well as frequently asked questions and
customer downloads.
POWER
We hope you will find all the information you need on
our website, however if you'd like to contact the Oregon
Scientific Customer Care department directly, please visit
www2.oregonscientific.com/service/support or call
949-608-2848 in the US. For international enquiries,
please visit www2.oregonscientific.com/about/
international/default.asp.
Main unit batteries
Sensor batteries
2 x UM-4 AAA 1.5V
2 x UM-4 AAA 1.5V
NOTE It is recommended that you use alkaline
batteries with this product for longer performance.
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Additional information:
EC-DECLARATION OF CONFORMITY
The product herewith complies with the requirements of
the Low Voltage Directive 73 / 23 / EC, the EMC Directive
89 / 336 / EC and carries the CE marking accordingly.
This product contains the approved transmitter module
that complies with the essential requirements of Article
3 of the R&TTE 1999 / 5 / EC Directive, if used as
intended and the following standards have been applied:
Safety of information technology equipment
(Article 3.1.a of the R&TTE Directive)
Applied Standard
EN 60950 : 2000
Carmelo Cubito
Agrate Brianza (MI) / Italy January 2004
Manufacturer's EU R&TTE Representative
Electromagnetic compatibility
(Article 3.1.b of the R&TTE Directive)
Applied Standards
ETSI EN 301 489-1-3 (Ver.1.4.1) : 2002-08
Efficient use of radio frequency spectrum
(Article 3.2 of the R&TTE Directive)
Applied Standards
COUNTRIES RTTE APPROVAL COMPLIED
All EC countries, Switzerland CH
ETSI EN 300 220-3 (Ver1.1.1) : 2000-09
and Norway
N
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© 2004 Oregon Scientific. All Rights Reserved.
P/N.: 086-003515-015
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