Data Sheet THWD-3 Relative Humidity Temperature Meter Dual display probe stem to easily access air ducts Capacitive Dew Auto Point Bulb Min/Max No waiting. No shipping charges. Our commitment to high-quality products and customer service is demonstrated by our industry exclusive "No Hassle" warranty. In the unlikely event that an Amprobe Test Tool requires warranty service, any of our local dealers are authorized to replace it, on the spot. Data Hold Extended Wet No hassle warranty sensor with protective cover Power off Carrying readings One Case year warranty The THWD-3 uses a precision capacitance sensor to deliver accurate performance with long term stability. This high accuracy instrument measures the full range of relative humidity from 0% to 100% and features an exceptionally wide ambient temperature measurement range from -20 C (-4 F) to 60 C (140 F). The sensor is mounted on a long shaft extending from the top surface of the unit, making probing into ductwork and hard to reach areas more easy. The large LCD displays two measurements simultaneously with a full range of display options including Hold, Min, Max, Dew Point (DP) and Wet Bulb (WB). The THWD-3 comes with soft carrying case, sensor cover, battery and manual. Included Accessories Carrying case, sensor cover, battery (installed), users manual (note: $500 MSLP limit) Amprobe(R) Test Tools www.Amprobe.com Data Sheet THWD-3 Relative Humidity Temperature Meter General Specifications Display Operating Conditions: Storage Conditions: Altitude Sample rate Battery Battery life Dimension Weight Dual display 0 C to 40 C -10 C to 60 C; <70 % RH Up to 2000 meters 2.5 times per second 9 V Battery, NEDA 1604 or JIS 006P or IEC6F22 85-hours continuous (with alkaline battery) 240 x 54 x 34 mm (9.5 x 2.1 x 1.3 in.) Approximately 180 g (6.4 oz.) Technical Specifications Function Measurement Ranges Humidity Temperature Coefficient: Resolution Temperature (Dry Bulb) Dew Point (DP) Web Bulb (WB) Resolution Response time (in slowly moving air) Humidity Temperature Amprobe(R) Test Tools website: www.Amprobe.com email: info@amprobe.com Everett, WA 98203 Tel: 877-AMPROBE Range 0 % RH to 100 % RH 5 % RH to 95 % RH: <5%RH, >95% RH 0.1 %RH -20 C to 60 C: -4 F to -140 F -20 C to 60 C: -4 F to -140 F -20 C to 60 C: -4 F to -140 F 0.1 C/0.1 F Accuracy 3 % RH @ 23 C 5 % RH @ 23 C 0.1 x specified accuracy/ C <23 C, >23 C 0.8 C 1.6 F 0.8 C 1.6 F 0.8 C 1.6 F 180 sec 10 sec Amprobe(R) Test Tools Europe In den Engematten 14 79286 Glottertal, Germany Tel.: +49 (0) 7684 8009 - 0 (c)2007 Amprobe Test Tools. All rights reserved. 5/2007 3052169 EN-NP Rev A Amprobe(R) Test Tools www.Amprobe.com