HT instruments T2100 - Manual (Page 2)

T2000-T2100
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 ................................................................................................. 6
4.3. Display description ............................................................................................................... 7
4.4. Switching on/off the instrument ............................................................................................ 8
4.5. Resistance measurement .................................................................................................... 9
4.5.1. Operating principle ........................................................................................................................ 9
4.5.2. Clamp operation check ................................................................................................................ 10
4.5.3. Methods for resistance measurement on earth rods .................................................................. 11
4.5.3.1. Multiple-rod systems ..................................................................................................................... 11
4.5.3.2. System composed of a single rod ................................................................................................. 12
4.5.4. HOLD ........................................................................................................................................... 15
4.5.5. MEM ............................................................................................................................................ 15
4.5.6. Anomalous situations .................................................................................................................. 15
4.6. Current measurement (T2000) ........................................................................................... 16
4.6.1. HOLD ........................................................................................................................................... 16
4.6.2. MEM ............................................................................................................................................ 17
4.6.3. Anomalous situations .................................................................................................................. 17
4.7. Leakage current measurement (T2000) ............................................................................. 18
4.7.1. HOLD ........................................................................................................................................... 18
4.7.2. MEM ............................................................................................................................................ 19
4.7.3. Anomalous situations .................................................................................................................. 19
4.8. Managing the memory ....................................................................................................... 20
4.8.1. Storage of data in the memory .................................................................................................... 20
4.8.2. Recalling the results stored in the instrument’s memory ............................................................ 20
4.8.3. Deleting the last datum saved ..................................................................................................... 21
4.8.4. Deletion of all saved data ............................................................................................................ 21
4.9. Setting of alarm thresholds ................................................................................................ 22
4.10. RS232 communication with a Master instrument (T2100) ................................................. 23
5. MAINTENANCE .......................................................................................................... 24
5.1. General information............................................................................................................ 24
5.2. Battery replacement ........................................................................................................... 24
5.3. Cleaning the instrument ..................................................................................................... 24
5.4. End of life ........................................................................................................................... 24
6. TECHNICAL SPECIFICATIONS ................................................................................. 25
6.1. Reference conditions ......................................................................................................... 25
6.2. Technical characteristics .................................................................................................... 25
6.2.1. Reference guidelines ................................................................................................................... 26
6.2.2. General characteristics ................................................................................................................ 26
6.3. Environment ....................................................................................................................... 26
6.3.1. Environmental conditions for use ................................................................................................ 26
6.4. Accessories provided ......................................................................................................... 26
7. SERVICE ..................................................................................................................... 27
7.1. Warranty conditions ........................................................................................................... 27
7.2. Service ............................................................................................................................... 27