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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
3.
PREPARATION FOR USE ........................................................................................... 4
3.1.
Initial checks .................................................................................................................... 4
3.2.
Instrument power supply .................................................................................................. 4
3.3.
Storage ............................................................................................................................ 4
4.
NOMENCLATURE ........................................................................................................ 5
4.1.
Instrument description ..................................................................................................... 5
4.2.
Alignment marks and hand protection .............................................................................. 5
4.3.
Description of functions keys ........................................................................................... 6
4.3.1.
/
key ................................................................................................................................... 6
4.3.2.
HOLD/MAXMIN key .................................................................................................................... 6
4.3.3.
RANGE key ................................................................................................................................ 6
4.3.4.
HFR key ...................................................................................................................................... 6
4.3.5.
/
4.3.6.
Disabling the Auto Power Off function ........................................................................................ 6
5.
OPERATING INSTRUCTIONS ..................................................................................... 7
5.1.
AC Current measurement ................................................................................................ 7
5.2.
Leakage current measurement ........................................................................................ 8
5.3.
Bluetooth connection with HTLeakage APP ..................................................................... 9
6.
MAINTENANCE.......................................................................................................... 10
6.1.
General information ....................................................................................................... 10
6.2.
Batteries replacement .................................................................................................... 10
6.3.
Cleaning ........................................................................................................................ 10
6.4.
End of life ...................................................................................................................... 10
7.
TECHNICAL SPECIFICATIONS ................................................................................ 11
7.1.
Technical characteristics ............................................................................................... 11
7.1.1.
Technical specifications for measures according to EC/EN61557-13 Class 2 ........................ 12
7.1.2.
Electrical specifications ............................................................................................................ 12
7.1.3.
Reference guidelines ................................................................................................................ 12
7.1.4.
General characteristics ............................................................................................................. 12
7.2.
ENVIRONMENT ............................................................................................................ 13
7.2.1.
Environmental conditions for use ............................................................................................. 13
7.3.
Accessories ................................................................................................................... 13
7.3.1.
Standard accessories ............................................................................................................... 13
8.
SERVICE .................................................................................................................... 14
8.1.
Warranty conditions ....................................................................................................... 14
8.2.
Service .......................................................................................................................... 14
key ................................................................................................................................. 6
EN - 1
HT77C
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