Inhaltsverzeichnis - Ht Instruments Ht701 Bedienungsanleitung

TABLE OF CONTENTS
1. PRECAUTIONS AND SAFETY MEASURES ............................................................... 2
1.1. Preliminary instructions.................................................................................................... 2
1.2. During use ....................................................................................................................... 3
1.3. After use .......................................................................................................................... 3
1.4. Definition of measurement (overvoltage) category ........................................................... 3
2. GENERAL DESCRIPTION ........................................................................................... 4
2.1. Measuring average values and TRMS values .................................................................. 4
2.2. Definition of true root mean square value and crest factor ............................................... 4
3. PREPARATION FOR USE ........................................................................................... 5
3.1. Initial checks .................................................................................................................... 5
3.2. Mains supply ................................................................................................................... 5
3.3. Storage ............................................................................................................................ 5
4. NOMENCLATURE ........................................................................................................ 6
4.1. Instrument description ..................................................................................................... 6
4.2. Description of function keys ............................................................................................. 7
4.2.1. HOLD/LOCK key ........................................................................................................................ 7
4.2.2. MAX/MIN/ key.......................................................................................................................... 7
4.2.3. Hz/0/ key ........................................................................................................................... 7
4.2.4. MODE key .................................................................................................................................. 7
4.2.5. STORE/RECALL key .................................................................................................................. 8
4.2.6. RANGE/50V-1kV key ................................................................................................................. 8
4.2.7. TEST key .................................................................................................................................... 8
4.3. Internal modes of the instrument ..................................................................................... 9
4.3.1. Disable of Autobacklight function ............................................................................................... 9
4.3.2. Disable of Auto Power OFF function .......................................................................................... 9
4.3.3. AutoTest and Manual Test mode ............................................................................................... 9
4.3.4. HFR mode .................................................................................................................................. 9
4.3.5. SMOOTH mode .......................................................................................................................... 9
4.3.6. Integrity test on internal fuse ...................................................................................................... 9
5. OPERATING INSTRUCTIONS ................................................................................... 10
5.1. DC Voltage measurement ............................................................................................. 10
5.2. AC Voltage and Frequency measurement ..................................................................... 11
5.3. DC Current measurement .............................................................................................. 12
5.4. AC Current and Frequency measurement ..................................................................... 13
5.5. Resistance measurement and Continuity test ................................................................ 14
5.6. Diode test ...................................................................................................................... 15
5.7. Capacitance measurement ............................................................................................ 16
5.8. Temperature measurement ........................................................................................... 17
5.9. Insulation Resistance measurement .............................................................................. 18
6. MAINTENANCE.......................................................................................................... 19
6.1. Replacing the batteries and the internal fuse ................................................................. 19
6.2. Cleaning the instrument ................................................................................................. 19
6.3. End of life ...................................................................................................................... 19
7. TECHNICAL SPECIFICATIONS ................................................................................ 20
7.1. Technical characteristics ............................................................................................... 20
7.1.1. Electrical characteristics ........................................................................................................... 23
7.1.2. Reference guidelines ................................................................................................................ 23
7.1.3. General characteristics ............................................................................................................. 23
7.2. Environment .................................................................................................................. 23
7.2.1. Environmental conditions for use ............................................................................................. 23
7.3. Accessories ................................................................................................................... 24
7.3.1. Standard accessories ............................................................................................................... 24
7.3.2. Optional accessories ................................................................................................................ 24
8. SERVICE .................................................................................................................... 25
8.1. Warranty conditions ....................................................................................................... 25
8.2. Service .......................................................................................................................... 25
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HT701