RATIO – Wireless thermometer
1514
• The minute digit is flashing. Press the RESET/CH/+ button to
adjust minutes. Confirm with the SET/MIN/MAX button. Set
hours in the same way.
• Press the SET/MIN/MAX button again and with the RESET/CH/+
button you can change between °C or °F as temperature unit.
• Confirm with the SET/MIN/MAX button.
• The device will automatically quit the setting mode if no button
is pressed for 30 seconds.
• Press and hold the RESET/CH/+ button in the setting mode and
you will enter fast mode.
6.4 Alarm setting
• Press the SET/MIN/MAX button in normal mode.
• 12:00 (default) is displayed or the last adjusted alarm time.
• Press and hold the SET/MIN/MAX button for three seconds.
• The minute digit is flashing. Press the RESET/CH/+ button to
adjust minutes.
• Press the SET/MIN/MAX button again and you can adjust the
hours with the RESET/CH/+ button.
• Holding the RESET/CH/+ button, you will enter fast mode.
• Confirm with the SET/MIN/MAX button and the display shows
the current adjusted alarm time.
• Press the RESET/CH/+ button and the alarm function is activated.
• The alarm symbol appears on the display.
• Press any button to stop the alarm.
7. Maximum/Minimum function
• Press the SET/MIN/MAX button in normal mode.
• The last adjusted alarm time appears on the display.
• Press the SET/MIN/MAX button again to show the minimum
(“MIN”) values of indoor and outdoor temperature. Press the
SET/MIN/MAX button again to show maximum (“MAX”) values.
• Press and hold the RESET/CH/+ button for 2 seconds while the
maximum or minimum values are displayed to clear the record-
ed maximum readings.
RATIO – Wireless thermometer
5.2. Transmitter (Fig. 2)
D1: Wall mount hole D2: Battery compartment
D3: Support for table standing D4: Support for wall mounting
6. Getting started
6.1 Insert batteries
• Open the battery compartment of the display unit and the
transmitter (screwed) and place both instruments on a desk
with a distance of approximately 1.5 meter. Check that no other
electronic devices are close.
• Insert the batteries 2 x 1,5 V AAA into the battery compartment
of the transmitter and immediately afterwards 2 x 1,5 V AA in
the display unit, observing the correct polarity.
• A brief beep tone will sound and all LCD segments will light up
for a short moment.
6.2 Reception of outdoor temperature
• The display unit automatically starts scanning the 433 MHz signal
to register the thermo sensor unit after batteries are inserted.
appears for 3 minutes on the LCD of the display unit.
• Note: DO NOT PRESS ANY KEY during the learning period. If
the outdoor temperature is not displayed or if any key is
pressed before the outdoor temperature signal is received and
when changing batteries you will need to follow the battery
installation procedure again. Please wait 10 seconds before
inserting the batteries again.
• You can also start the outdoor transmitter search manually later
on (for example when the outdoor transmitter is lost or the bat-
teries are changed).
•
Press the RESET/CH/+ button for 3 seconds. “---” and are dis-
played.
6.3 Manual setting
• Press the SET/MIN/MAX button for 3 seconds.
• The “24Hr” indicator is flashing. Press the RESET/CH/+ button to
choose 12 HR or 24 HR system.
• Confirm with the SET/MIN/MAX button.
