Operation Manual

EN
SPECIFICATIONS
Temperature Measurement
Main unit
Indoor Temperature measurement
Proposed operating range : -5.0˚C to +50.0˚C
(23.0˚F to 122.0˚F)
Temperature resolution : 0.1˚C (0.2˚F)
Remote Temperature measurement
Temperature resolution : 0.1˚C (0.2˚F)
Remote unit
Proposed operating range : -20.0˚C to +60.0˚C
(-4.0˚F to 140.0˚F)
RF Transmission Frequency : 433 MHz
RF Transmission Range : 30 meters
Temperature sensing cycle : around 30 seconds
- Humidity Measuring Range : 25 to 95%RH
at 25˚C (77˚F)
Resolution of Humidity : 1% RH
HOW TO RESET THE UNIT
The RESET slot allows you to return all settings to factory values.
Accessing the slot is required only when the unit is not operating in
a favorable way such as in the rare case of a malfunction.
To reset the unit, place a blunt stylus into the slot and press.
MAINTENANCE
When handled properly, this unit is engineered to give you years of
satisfactory service. Here are a few product care instructions:
1. Do not immerse the unit in water. If the unit comes in contact with
a water, dry it immediately with a soft lint-free cloth.
2. Do not clean the unit with abrasive or corrosive materials.
Abrasive cleaning agents may scratch the plastic parts and
corrode the electronic circuit.
3. Do not subject the unit to excessive: force, shock, dust, temperature,
or humidity. Such treatment may result in malfunction, a shorter
electronic life span, damaged batteries, or distorted parts.
4. Do not tamper with the unitís internal components. Doing so will
terminate the unitís warranty and may cause damage. The unit
contains no user-serviceable parts.
5. Only use new batteries as specified in this instruction manual. Do
not mix new and old batteries as the old batteries may leak.
6. Read this instruction manual thoroughly before operating the unit.
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IBR923os-tech_ENoutput 04/25/2005, 11:3311