User`s Manual
Contents
1. P A 45 7G General Technologies Corp 1 SAFETY RULES e This Instrument is designed for indoor use at temperatures be tween 0 C to 40 C and altitudes up to 2 000m To ensure that the instrument is used safely follow all safety and operating instructions in this operation manual If the instrument is not used as described in this operation manual the safety features of this device might be impaired To avoid personal injuries and damage to the instrument use ex treme caution when working around hot machine or engine parts like radiators exhoust manifolds catalitic converters etc 2 INTERNATIONAL SYMBOLS Important information refer to the Users Manual x CAUTION Laser Radiation AVOID DIRECT EYE EXPOSURE 1mW Output at 675nm Class Il Laser Product 3 TECHNICAL SPECIFICATIONS 3 1 General Specifications Display 3 digits LCD max of 999 display with measuring units indicators Laser On indicator and backlight Resolution 1 C 1 F Operating Temperature 32 F to 122 F 10 C to 52 C Response time 1 second approx Target Size Field of View 8 1 optics ratio with a 1 min target Repeatability 0 5 of reading plus one digit Emissivity Fixed at 0 95 Laser Pointer Laser Diode lt 1mW output at 675nm Power Source 9 volt battery type NEDA 1604 IEC6F22 Battery life Approx 20 hours w alkaline batteries Power Saving Automatic shut off after 6 seconds Wavelength 8 to 14 micron Dimens2. ions 6 7 x 1 7 x 1 6 17 x 44 x 4 cm Weight 5 oz 140 g with battery Accesories User s Manual Soft Pouch Hand strap and 9 V alkaline battery 3 2 Measurement Specifications e Accuracies are of reading number of least significant dig its at 23 C 5 C ambient temperature with less than 75 RH Distance to targe to field of Range Acuracy view ratio 2 Temperature C Temperature F 20 C to 426 C 3 0 3 8 1 68 F to 212 F 2 0 2 4 F to 800 F 3 0 3 LT8 amp 00 Infrared Termometer with Laser Sight 4 OPERATION 4 1 Instrument Description Laser pointer output IR Sensor LCD Display C F Button Backlight ON OFF Button ON HOLD Button LASER ON OFF Button Battery compartment cover SVS eR SK 4 2 Display Description Laser sight indicator Celsius degrees Digital measurement Readout Fahrenheit degrees measurement 4 3 Measurement Procedures 4 3 1 Field of view or measurement target area Target A ee D3 D2 D1 YY 4 3 2 Temperature Measurement e Point the IR Sensor to the area or object to measure and press the ON HOLD e While the ON HOLD button is kept pressed the LT800 is continuously measuring the temperature of the object pointed at with the IR Sensor e When the ON HOLD button is released the instrument will hold the last temperature reading for 6 seconds and then shut off automatically 4 3 3 Selecting Tem
3. ometer If this occurs either wipe the lens with a Q tip moistened with water only or blow off the loose particles with clean compressed air Do not use solvent on the lenses as it may become damage 5 2 2 Exterior cleaning Periodically wipe the case with a soft damp cloth and mild household cleanser Do not use abrasives or solvents Ensure that no water gets inside the instrument to prevent possible shorts and damage 6 WARRANTY One year limited warranty excluding batteries and fuses For de tails see Standard Warranty Information in our webpage or request a printed copy General Technologies Corp 121 7350 72nd Street Delta BC Canada V4G 1H9 Tel 604 952 6699 Fax 604 952 6690 www generaltechnologies net Copyright 2001 General Technologies
4. perature Units C F e Make sure the the instrument is turn ON if not press the ON OFF button e Pressing the C F button will alternate the measuring units with the selected measurement unit shown on the display 4 4 Other Functions 4 4 1 Display Hold e The instrument will automatically hold the last temperature reading after the ON HOLD button has been released for approx 6 sec 4 4 2 Display Backlight e Make sure the the instrument is turn ON if not press the ON OFF button e Pressing the BACK LIGHT button will alternatibly turn ON and OFF the display backlight e When the backlight is not necessary turn it off in order to prolong the battery life 4 4 3 Laser Pointer A CAUTION Laser Radiation is emitted Avoid direct eye contact e To turn the laser sight ON or OFF press the LASER button while pressing on the ON HOLD The laser sight indicator will appear on the display when the laser sight turn ON 5 MAINTENANCE 5 1 Battery Replacement e To replace the battery remove the battery cover in the front of the handle by sliding it down and remove the battery e Replace with a new 9 V alkaline battery type NEDA 1604 or IEC6F22 observing the proper polarity when connection to the battery terminals e Reinstall the battery cover 5 2 Cleaning 5 2 1 Lens cleaning Debris or dirt on the lens may cause obstruction and reduce the accuracy of the therm
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