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Summary of Contents for Extech Instruments TM20
- Page 1 USER GUIDE Portable Thermometers Model TM20 thermometer with standard probe Model TM25 thermometer with penetration probe TM20-TM25-EU-EN V1.6 4/13...
- Page 2 Introduction Thank you for selecting this Extech Portable Thermometer for home use. This device is intended for use in measuring the temperature of air, liquid, paste, or semi‐solid materials. The TM20 uses a standard temperature probe while the TM25 is equipped with a penetration probe for insertion into materials under test. This meter is shipped fully tested and calibrated and, with ...
- Page 3 Batteries can be fatal if swallowed. Contact medical emergency personnel if batteries are swallowed. Batteries contain harmful acids. Low batteries should be changed as soon as possible to prevent damage caused by leaking batteries. Product Safety! Do not place these products near extreme temperatures, vibration, or shock Only the probes are heat resistant to 392 F (200 C) for the TM25 probe and to 158 F (70 C) for the TM20 probe, not the meters themselves Never hold a probe directly in or over fire Do not immerse the meters in any liquid TM20-TM25-EU-EN V1.6 4/13...
- Page 4 Meter Description Meter LCD display Power ON/OFF button MAX/MIN button ALARM/SET button Temperature units/up arrow button Meter stand/base Sensor cabling Sensor tips 10. Probe mounting bracket Note: Wall mount access hole and magnet on rear of instrument not pictured Advanced Display Symbols Low battery symbol Alarm symbol Flashing Alarm Alert High Alarm symbol Low Alarm symbol TM20-TM25-EU-EN V1.6 4/13...
- Page 5 To freeze (hold) the displayed reading, press the MAX/MIN key. The current reading will be held on the display and the HOLD display icon will be visible. Press MAX/MIN again to view the Maximum reading captured since the last reset; the MAX indicator will be visible along with the MAX reading. Press MAX‐MIN again to view the Minimum (MIN) temperature reading; the MIN icon will be visible along with the lowest reading captured since the last reset. To reset the MAX and MIN values press and hold the MAX‐MIN button for 3 seconds while the MAX or MIN icon is visible. To return to normal operation press the MAX/MIN key again; the HOLD‐MIN‐MAX indicators should now be off. TM20-TM25-EU-EN V1.6 4/13...
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Page 6: Specifications
to ‐21 C and 50 to 200 C F: 32 to 75 F F: ‐4 to 31 F and 76 to 120 F F: ‐40 to ‐5 F and 121 to 392 F Protection safety rating IP 65 rating on meter and sensors Low battery indication Battery symbol appears on the LCD Power supply CR2032 3V button battery Meter Dimensions 86(L) x 57(H) x 30(D) mm / 3.4(L) x 2.2(H) x 1.2(D)" Cable length TM20 cable: 209m (9.6 ft.) TM25 cable: 1.5m (5 ft.) Copyright © 2013 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form www.extech.com TM20-TM25-EU-EN V1.6 4/13...
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