Operation Manual

2
0 MX670 / MX675
T
ABLE OF CONTENTS
1 GENERAL INSTRUCTIONS................................
...21
1.1 UNPACKING – PACKING..............................................21
1.2 PRECAUTIONS AND SAFETY IN MEASUREMENTS............21
2 DESCRIPTION OF THE INSTRUMENT.................23
2.1 DESCRIPTION OF THE FRONT PANEL ............................23
2.2 DESCRIPTION OF LCD DISPLAY...................................24
3 GENERAL DESCRIPTION .....................................25
3.1 CORRECTION OF ZERO IN DC MEASUREMENT ..............25
3.2 HOLD FUNCTION - FREEZE DISPLAY ...........................25
3.3 AUTOMATIC RANGES ..................................................25
3.4 AUTO POWER-OFF .....................................................25
3.5 PEAK FUNCTION (1 MS) ............................................25
3.6 MAX MIN FUNCTION (500 MS) ...................................26
3.7
BACKLIGHT FUNCTION............................................26
3.8 DISPLAY FUNCTION .................................................26
4 OPERATION ...........................................................26
4.1 AC VOLTAGE MEASUREMENT......................................26
4.2 DC VOLTAGE MEASUREMENT......................................27
4.3 MEASURING AC CURRENT..........................................27
4.4 DC CURRENT MEASUREMENT (MX675 ONLY)..............28
4.5 RESISTANCE MEASUREMENT AND AUDIO CONTINUITY
TEST.........................................................................28
4.6 °C/°F T EMPERATURE MEASUREMENT .........................29
4.7 MEASUREMENT OF VOLTAGE FREQUENCY....................30
4.8 MEASUREMENT OF AC CURRENT FREQUENCY .............30
5 TECHNICAL SPECIFICATIONS ............................31
5.1 GENERAL ..................................................................31
5.2 CHARACTERISTICS .....................................................31
5.3 ELECTRICAL SAFETY (AS PER NF EN 61010):.............32
5.4 GENERAL INFORMATION..............................................33
5.5 ENVIRONMENTAL CONDITIONS.....................................33
6 MAINTENANCE......................................................34
6.1 REPLACING THE BATTERY ..........................................34
6.2 CLEANING .................................................................35
6.3 STORAGE ..................................................................35
6.4 METROLOGICAL VERIFICATION ....................................35
6.5 REPAIRS UNDER GUARANTEE AND OUTSIDE GUARANTEE35
7 WARRANTY............................................................35