à¤Ã×èͧÇѴẺäÁèÊÑÁ¼ÑÊ IR Thermometer ÍÔ¹¿ÃÒàô > ÊÑÁ¼ÑÊ IR Thermometer ÍÔ¹¿ÃÒàô à·ÍÃìâÁÁÔàµÍÃì Wide Range IR Thermometer with Type K Input 42515 EXTECH (USA) IR Thermometer 42515 ÍÔ¹¿ÃÒàô à·ÍÃìâÁÁÔàµÍÃì Wide Range IR Thermometer with Type K Input 42515 EXTECH (USA) Measures both non-contact and contact temperature plus stores up to 20 readings Range:IR: -58 to 1472°F (-50 to 800°C) ide Range IR Thermometer with Type K Input Measures both non-contact and contact temperature plus stores up to 20 readings Wide temperature range for IR temperature and type K thermocouple measurements Automatic emissivity adjustment (for temperatures 212ºF or higher) Memory stores up to 20 readings Large LCD display with bright backlight for easy-to-read measurements and programming parameters Adjustable high/low alarm alerts user visually and audibly when temperature exceeds programmed limits Display counts: 4000 count backlit display Range: IR: -58 to 1472°F (-50 to 800°C) Type K: -58 to 2498°F (-50 to1370°C) Basic Accuracy: IR: (±2% Reading or 4°F/2°C) whichever is greater 932°F/500°C Type K: (±1.5% Reading + 5°F or 3 °C) Max. Resolution: 0.1°F/°C Emissivity: Adjustable 0.10 to 1.00 Field of View: 13:1 distance to target ratio Dimensions: 3.2" x 1.6" x 6.3" (82 x 42 x 160mm) Weight: 6.4oz. (180g 42515 Extech Infrared thermometer IR Thermometer ÍÔ¹¿Òàôà·ÍÃìâÁÁÔàµÍÃì à¤Ã×èͧÇÑ´ÍسËÀÙÁÔẺÍÔ¹¿Òàô