RF Remote Transmitter
Owner’s Manual
Model 0668
Lift off the bracket stand, loose the 4 screws with a small screwdriver, insert 2 pcs
AAA batteries according to the polarity indicated. Replace the cover and tighten the
4 screws.
SETTING UP THE WIRELESS THERMOMETER:
! For the first installation, always insert batteries to the home unit and then the
remote sensor. Your new RF Thermometer is build with random security code
technology, the home unit will learn the random code of the first remote sensor
and log in as channel 1. Channel 2 and Channel 3 will be registered in the
same way.
! The registered channels will be erased when the batteries of the remote sensor
or the home unit are removed.
! When replacing batteries for the remote sensor, remember to clear the
corresponding channel of the home unit in this way: Select the respective
channel y pressing the CHANNEL button, hold the CHANNEL button 3 seconds
to clear the registration.
! When replacing batteries for the home receiver, please remove batteries of all
remote sensors and re-install the batteries to the sensors according to the
desired channel sequence.
! Press the Tx button on the back of remote sensor to verify the RF reception,
hold the button 3 sec to reset.
! To take temperature of water or extreme temperatures, use the plug-in wire
probe. The temperature sensor inside the transmitter will be cut off
automatically.
C/ F SELECTION
At normal mode, press “ C/ F “ button to select C and F.
SPECIFICATIONS
Range of temperature measurement:
Remote sensor : -20C to 60C (-4F to 140F)
Transmission : 30M (100 ft.) open area, RF434 MHz
Accuracy : +-1.5 C for temp
Resolution : 0.1 degree for temperature
Battery life : 12 months for remote sensor (alkaline batteries recommended)
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.
Modifications not authorized by the manufacturer may void users authority to operate
this device.