Ht-instruments HT701 Instrukcja Użytkownika Pobierz pdf (Strona 2)

HT701

EN - 1

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. Instrument power supply ................................................................................................... 5

3.3. Calibration ......................................................................................................................... 5

3.4. Storage .............................................................................................................................. 5

4. OPERATING INSTRUCTIONS ..................................................................................... 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. Deactivation of the Autobacklight function ................................................................................. 9

4.3.2. Deactivation of the 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

4.4. Measuring operations ...................................................................................................... 10

4.4.1. DC Voltage measurement ........................................................................................................ 10

4.4.2. AC Voltage and Frequency measurement ............................................................................... 11

4.4.3. DC Current measurement ........................................................................................................ 12

4.4.4. AC current and frequency measurement ................................................................................. 13

4.4.5. Resistance measurement and continuity test ........................................................................... 14

4.4.6. Diode test .................................................................................................................................. 15

4.4.7. Capacitance measurement ....................................................................................................... 16

4.4.8. Temperature measurement ...................................................................................................... 17

4.4.9. Insulation resistance measurement .......................................................................................... 18

5. MAINTENANCE ......................................................................................................... 19

5.1. Replacing the batteries and the internal fuse .................................................................. 19

5.2. Cleaning the instrument .................................................................................................. 19

5.3. End of life ........................................................................................................................ 19

6. TECHNICAL SPECIFICATIONS ................................................................................ 20

6.1. Technical characteristics ................................................................................................. 20

6.1.1. Electrical characteristics ........................................................................................................... 23

6.1.2. Considered standards .............................................................................................................. 23

6.1.3. General characteristics ............................................................................................................. 23

6.2. Environment .................................................................................................................... 23

6.2.1. Environmental conditions for use ............................................................................................. 23

6.3. Accessories ..................................................................................................................... 24

6.3.1. Standard accessories ............................................................................................................... 24

6.3.2. Optional accessories ................................................................................................................ 24

7. SERVICE .................................................................................................................... 25

7.1. Warranty conditions ......................................................................................................... 25

7.2. Service ............................................................................................................................ 25

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