HT instruments HT4016 User Manual
Page 2
HT4014-HT4016
EN - 1
CONTENTS:
1. SAFETY PRECAUTIONS AND PROCEDURES .............................................................2
1.1.
Preliminary ............................................................................................................3
1.2.
During Use ............................................................................................................3
1.3.
After Use ...............................................................................................................3
1.4.
Definition of measuring (overvoltage) category .....................................................4
2. GENERAL DESCRIPTION ..............................................................................................5
3. PREPARATION FOR USE ..............................................................................................6
3.1.
Initial ......................................................................................................................6
3.2.
Supply Voltage ......................................................................................................6
3.3.
Calibration .............................................................................................................6
3.4.
Storage ..................................................................................................................6
4. OPERATING INSTRUCTIONS........................................................................................7
4.1.
Instrument Description...........................................................................................7
4.1.1.
Commands description.................................................................................................. 7
4.1.2.
Alignment marks............................................................................................................ 7
4.1.3.
Use of rubber test leads holster .................................................................................... 8
4.1.4.
AUTO POWER OFF function ........................................................................................ 8
4.2.
Function key description ........................................................................................9
4.2.1.
R-H /
key: range selection / backlight function (HT4016 only) ................................. 9
4.2.2.
D-H key: HOLD function................................................................................................ 9
4.2.3.
ZERO key: zeroing display function (HT4016 only) ...................................................... 9
4.2.4.
key: enable/disable backlight (HT4014 only)........................................................... 9
4.2.5.
MAX/MIN key: store Maximum and Minimum values .................................................... 9
4.3.
Description of Rotary Switch Function.................................................................10
4.3.1.
AC Voltage measurement ........................................................................................... 10
4.3.2.
DC Voltage measurement ........................................................................................... 11
4.3.3.
AC Current measurement ........................................................................................... 12
4.3.4.
DC Current measurement (HT4016 only) ................................................................... 13
4.3.5.
Resistance measurement............................................................................................ 14
4.3.6.
Continuity Test ............................................................................................................ 15
4.3.7.
Diode test (HT4014 only) ............................................................................................ 16
4.3.8.
Frequency measurement (HT4014 only)..................................................................... 17
5. MAINTENANCE ............................................................................................................ 18
5.1.
General information .............................................................................................18
5.2.
Battery replacement ............................................................................................18
5.3.
Cleaning ..............................................................................................................18
5.4.
End of life ............................................................................................................18
6. TECHNICAL SPECIFICATIONS ................................................................................... 19
6.1.
Characteristics.....................................................................................................19
6.1.1.
Safety .......................................................................................................................... 20
6.1.2.
General data................................................................................................................ 20
6.2.
Environmental conditions ....................................................................................20
6.2.1.
Climatic conditions ...................................................................................................... 20
6.2.2.
EMC ............................................................................................................................ 21
6.3.
Accessories .........................................................................................................21
6.3.1.
Standard accessories.................................................................................................. 21
7. SERVICE....................................................................................................................... 22
7.1.
Warranty conditions.............................................................................................22
7.2.
Service ................................................................................................................22