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