Oregon Scientific RMR202A User Manual

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Indoor and Outdoor Thermometer with 
Atomic Time
Model: RMR202A
USER MANUAL
EN
OVERVIEW
FRONT VIEW 
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1.  Remote sensor reception indicator
2.  Clock signal reception indicator
3.  Indoor temperature
4.  MODE: Change settings / display
5. 
  / 
:  Increase  /  decrease  setting;  activate  / 
deactivate clock reception signal
6.  Outdoor temperature
7.  Time zone
8.  Clock with weekday
9.  MEM:  View  current,  maximum  and  minimum 
temperature / humidity
10. Ice alert LED indicator
BACK VIEW 
1.  °C / °F: Select temperature unit
2.  RESET: Reset unit to default settings
REMOTE SENSOR 
       
1.  LED status indicator
2.  Wall mount hole
3.  Battery compartment 
4.  RESET hole 
5.  CHANNEL switch
GETTING STARTED
INSERT BATTERIES
1.  Remove the battery compartment.
2.  Insert the batteries, matching the polarities. 
3.  Press RESET after each battery change.
 
   LOCATION 
MEANING
Clock / alarm
Main  unit  batteries 
low
Outdoor  temperature 
and humidity area
Sensor batteries low
REMOTE SENSOR 
The main unit can collect data from up to 3 sensors.
To set up the sensor:
1.  Open the battery compartment (see FIG 3).
2.  Select a channel then press RESET
3.  Close the battery door.
4.  Place  the  sensor  within  30  m  (98  ft)  of  the  main  unit 
using the table stand or wall mount.
TIP
 Ideal placements for the sensor would be in any location 
on the exterior of the home at a height of not more than 5 ft and 
which can shield it from direct sunlight or wet conditions for an 
accurate reading.
5ft
NOTE
  Use  alkaline  batteries  for  longer  usage  and 
consumer  grade  lithium  batteries  in  temperatures  below 
freezing.
SENSOR DATA TRANSMISSION
To search for a sensor: 
Press and hold 
 + MODE.
The  sensor  reception  icon  in  the  remote  sensor  area 
shows the status:
ICON
DESCRIPTION
Main unit is searching for 
sensor(s).
A  channel  has  been 
found.
The  sensor  cannot  be 
found. 
TIP
 The transmission range may vary depending on many 
factors. You may need to experiment with various locations 
to get the best results.
CLOCK 
CLOCK RECEPTION
This  product  is  designed  to  synchronize  its  clock 
automatically with WWVB-60 signal, within 3200km (2000 
miles) of Fort Collins Colorado.
To enable / disable signal reception:
Press  and  hold 
  to  enable    or 
  to  disable  signal 
reception.
NOTE
 Reception takes 2-10 minutes. If the signal is weak, 
it  can  take  up  to  24  hours  to  get  a  valid  signal.If  signal 
reception is unsuccessful, place your unit next to a window, 
press and hold 
 to force another signal search.
Clock signal reception indicator:
STRONG 
SIGNAL
WEAK 
SIGNAL
NO SIGNAL
 
  
MANUALLY SET CLOCK
To  set  the  clock  manually,  disable  the  signal  reception 
first.
1.  Press and hold MODE.
2.  Press 
 or 
 to change the settings.
3.  Press MODE to confirm.
4.  The settings order is: time zone, 12/24 hr format, hour, 
minute,  year,  calendar  mode  (day  –  month  /  month 
– day), month, day and language.
Select the time zone: (P) Pacific, (E) Eastern, (C) Central 
or (M) Mountain.
NOTE
 The language options are English (E), German (D), 
French (F), Italian (I), and Spanish (S).
To select display mode:
Press  MODE  to  choose  between  clock  with  seconds  / 
weekday / calendar.  
TEMPERATURE AND HUMIDITY
To toggle temperature unit:
Press °C / °F.
To auto-scan between sensors:
Press and hold 
 + MEM to display each sensor’s data 
for 3 seconds. 
To end press 
 .
To  toggle  between  current,  minimum  and  maximum 
records for the selected sensor:
Press MEM repeatedly.
To clear the records:
Press and hold MEM.
ICE WARNING 
If the channel 1 sensor falls between 3°C to 
-2 °C (37°F to 28°F), LED indicator will flash, and will stop 
flashing once the temperature is out of this range.
RESET
Press RESET to return to the default settings.
PRECAUTIONS
•  Do not subject the unit to excessive force, shock, dust, 
temperature or humidity.
•  Do not cover the ventilation holes with any items such 
as newspapers, curtains etc.
•  Do not immerse the unit in water. If you spill liquid over 
it, dry it immediately with a soft, lint-free cloth.
•  Do  not  clean  the  unit  with  abrasive  or  corrosive 
materials. 
•  Do not tamper with the unit’s internal components. This 
invalidates the warranty.
•  Only  use  fresh  batteries.  Do  not  mix  new  and  old 
batteries.
•  Images shown in this manual may differ from the actual 
display.
•  When  disposing  of  this  product,  ensure  it  is  collected 
separately for special treatment.
•  Placement  of  this  product  on  certain  types  of  wood 
may  result  in  damage  to  its  finish  for  which  Oregon 
Scientific  will  not  be  responsible.  Consult  the  furniture 
manufacturer's care instructions for information.
•  The  contents  of  this  manual  may  not  be  reproduced 
without the permission of the manufacturer.
•  Do  not  dispose  old  batteries  as  unsorted  municipal 
waste.  Collection of such waste separately for special 
treatment is necessary.
•  Please  note  that  some  units  are  equipped  with  a 
battery  safety  strip.  Remove  the  strip  from  the  battery 
compartment before first use.
NOTE
 The technical specifications for this product and the 
contents of the user manual are subject to change without 
notice.
SPECIFICATIONS
TYPE
DESCRIPTION
MAIN UNIT
L x W x H
77 x 41.5 x 116.5mm 
(3.03 x 1.63 x 4.59 in)
Weight
241 g (8.5 oz) 
without battery
Temperature range
-5°C to 50°C
 (23°F to 122°F)
Resolution
0.1°C (0.2°F)
Signal frequency 
433 MHz
Humidity range
25% - 95%
Humidity resolution
1%
Power
2 x UM-4 (AAA) 1.5 V batteries
REMOTE UNIT (THN132N)
L x W x H
96 x 50 x 22 mm 
(3.78 x 1.97 x 0.87 in)
Weight
62 g (2.22 ounces)
Transmission range
30 m (98 ft) unobstructed
Temperature range
-20°C to 60°C
 (-4°F to 140°F)
Power
1 x UM-3 (AA) 1.5 V batteries
ABOUT OREGON SCIENTIFIC
Visit  our  website  (www.oregonscientific.com)  to  learn 
more about Oregon Scientific products. If you’re in the US 
and would like to contact our Customer Care department 
directly,  please  visit:  www2.oregonscientific.com/service/
support 
OR 
Call 1-800-853-8883. 
For  international  inquiries,  please  visit:  www2.
oregonscientific.com/about/international
FCC STATEMENT
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  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:
• 
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.
DECLARATION OF CONFORMITY
The following information is not to be used as contact for 
support or sales. Please call our customer service number 
(listed on our website at www.oregonscientific.com, or on 
the warranty card for this product) for all inquiries instead.
We
Name: 
           Oregon Scientific, Inc.
Address:            19861 SW 95
th
 Ave.,Tualatin,
 
           Oregon 97062 USA
Telephone No.:   1-800-853-8883
declare that the product 
Product No.:        RMR202A
Product Name:    Indoor and Outdoor Thermometer with   
                            Atomic Time
Manufacturer:      IDT Technology Limited
Address:            Block C, 9/F, Kaiser Estate,Phase 1,41   
                           Man Yue St., Hung Hom, Kowloon, 
     
          Hong Kong
is in conformity with Part 15 of the FCC Rules.  Operation 
is  subject  to  the  following  two  conditions:  1)  This  device 
may not cause harmful interference. 2) This device must 
accept  any  interference  received,  including  interference 
that may cause undesired operation.
        
P/N:086XXXXX-XX
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