HT Instruments HTA107 Bedienungsanleitung Seite 23

CONTENTS
1. PRECAUTIONS AND SAFETY MEASURES ............................................................... 2
1.1. Preliminary instructions.................................................................................................... 2
1.2. During use ....................................................................................................................... 2
1.3. After use .......................................................................................................................... 2
2. GENERAL DESCRIPTION ........................................................................................... 3
3. PREPARATION FOR USE ........................................................................................... 3
3.1. Initial checks .................................................................................................................... 3
3.2. Instrument power supply .................................................................................................. 3
3.3. Storage ............................................................................................................................ 3
4. NOMENCLATURE ........................................................................................................ 4
4.1. Description of the instrument ........................................................................................... 4
4.2. Display description .......................................................................................................... 4
4.3. Description of function keys ............................................................................................. 5
4.3.1. Key ON/OFF ............................................................................................................................... 5
4.3.2. Key
Keys  and  ............................................................................................................................ 5
4.3.3.
4.3.4. Key RH% .................................................................................................................................... 5
4.3.5. Key MOI ...................................................................................................................................... 5
4.3.6. Key MODE/ZERO ....................................................................................................................... 5
4.3.7. Key IRT/
4.3.8. Key MEM/ALM ............................................................................................................................ 6
4.3.9. Operations with the memory ....................................................................................................... 6
4.3.10. Setting of alarm thresholds on measurements ........................................................................... 7
4.3.11. Disabling the Auto Power OFF function ..................................................................................... 9
5. OPERATING INSTRUCTIONS ................................................................................... 10
5.1. Measurement of air temperature and humidity ............................................................... 10
5.2. Moisture measurement of materials ............................................................................... 11
5.2.1. Measurement with in-built sensor ............................................................................................. 11
5.2.2. Measurement with external probe ............................................................................................ 12
5.3. Infrared temperature measurement ............................................................................... 13
5.4. Measurement of surface temperature difference............................................................ 14
6. MAINTENANCE.......................................................................................................... 15
6.1. General information ....................................................................................................... 15
6.2. Replacing the battery ..................................................................................................... 15
6.3. Cleaning the instrument ................................................................................................. 15
6.4. End of life ...................................................................................................................... 15
7. TECHNICAL SPECIFICATIONS ................................................................................ 16
7.1. Technical characteristics ............................................................................................... 16
7.1.1. General characteristics ............................................................................................................. 16
7.2. Environment .................................................................................................................. 17
7.2.1. Environmental conditions for use ............................................................................................. 17
7.3. Accessories ................................................................................................................... 17
7.3.1. Accessories provided ............................................................................................................... 17
8. ASSISTANCE ............................................................................................................. 18
8.1. Warranty conditions ....................................................................................................... 18
8.2. Assistance ..................................................................................................................... 18
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HTA107