PRODUCT DATASHEET 42509 IR Thermometer with Color Alert Blue backlight: within temperature range Red backlight plus audible alert: exceeds temperature Extech’s 42509 is one of the fastest and most accurate IR Thermometers with dual lasers identifying the distance and location where accuracy is highest. Fast response is ideal for quick checks of multiple spots in a process or for catching spikes in temperature. Easy programmable High/Low Alarm with fast two color display and audible alarm. Features • • • Great for processes that require temperature control • Lock function for continuous readings and monitoring • Adjustable emissivity increases measurement accuracy for different surfaces Fast and accurate measurements at 12" (30cm) where the two lasers converge with 12:1 field of view • Double molded housing Programmable alarm with audible beeper — Blue • Complete with case and 9V battery backlit dual LCD display changes to Red backlit when reading exceeds High or Low set points • Exclusive 150 millisecond instantaneous response for capturing spikes in temperature • Max Hold Specifications Laser Convergence Distance 12" (30.5cm) Range -4 to 950°F (-20 to 510°C) Repeatability ±0.5% or 1.8°F/1°C Basic Accuracy ±(1% of rdg + 1°C) Max resolution 0.1°F/°C Emissivity 0.10 to 1.00 Adjustable Field of View (Distance to Target) 12:1 Dimensions/ Weight 5.7x4x1.7" (146x104x43mm) / 5.7oz (163g) Ordering 42509 N........... IR Thermometer with Color Alert N Indicates products that are available with optional calibration traceable to NIST. Order with -NIST after part number for product plus Calibration Certificate. Specifications subject to change without notice. Copyright © 2015 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form. Rev. 6/5/15 UPC Code: 793950425093 www.extech.com