SAFETY AND CARE
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.
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:
• 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.
• Do not tamper with the internal components.
• 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.
• Do not scratch the LCD display.
• Placement of this product on wood surfaces with
certain types of finishes, such as clear varnish, may
result in damage to the finish. Consult the furniture
manufacturer's care instructions for direction as to
the types of objects that may safely be placed on
the wood surface. Oregon Scientific shall not be
responsible for any damage to wood surfaces from
contact with this product.
• Do not dispose this product as unsorted municipal
waste. Collection of such waste separately for
special treatment is necessary.
NOTE The technical specification of this product and
contents of this user manual are subject to change
without notice. Images not drawn to scale.
TROUBLESHOOTING
PROBLEM
SYMPTOM
Calendar
Strange date /
month
Clock
Cannot adjust
clock
Cannot auto-
synch
Temp
Shows "LLL" or
"HHH"
Remote
Cannot locate
sensor
remote sensor
WARNINGSZ
REMEDY
Change language
Disable radio-
controlled clock
1. Adjust batteries
2. Press RESET
3. Manually
activate radio-
controlled clock
Temperature is
out-of-range
Check batteries
7
SPECIFICATIONS
Main Unit Dimensions
L x W x H
225 x 24 x 141 mm
(8.86 x 0.94 x 5.55 inches)
Weight
542 grams (1.19 lbs)
without battery
Remote Sensor Dimensions
L x W x H
70 x 24.5 x 116 mm
(2.76 x 0.96 x 4.57 inches)
Weight
108 grams (0.24 lbs)
without battery
Temperature
Unit
°C or °F
Indoor Range
-5°C to 50°C
(23°F to 122°F)
Outdoor Range
-20°C to 60°C
(-4°F to 140°F)
Resolution
0.1°C (0.2°F)
Memory
Min / Max
Weather Forecast
Display
Sunny (day / night), partly cloudy
(day / night), cloudy, rainy,
snowy
Remote Unit (RTHR328N)
RF frequency
433 MHz
Range
Up to 30 metres (100 feet) with
no obstructions
Transmission
Approx. every 1 minute
Channel No.
1, 2, 3, 4 or 5
Unit
°C or °F
Radio-Controlled Clock
Synchronization
Auto or disabled
Clock display
HH:MM
Hour format
12hr AM / PM
(MSF format)
24hr (DCF format)
Calendar
DD / MM or MM / DD;
Day of the week in 1 of 5
languages (E, G, F, I, S)
Alarm
Daily with 2-minute crescendo
Power
Main unit
Batteries
4 x UM-3 (AA) 1.5V
Remote Sensor
Batteries
2 x UM-3 (AA) 1.5V