Chauvin Arnoux C.A 6470, Руководство пользователя, Страница: 31 / 140

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TABLE OF CONTENTS
TABLE OF CONTENTS................................................................. 29
PRECAUTIONS FOR USE - WARRANTY .................................... 31
1 PRESENTATION ....................................................................... 32
1.1 CA 6470 tester.......................................................................................................................32
1.2 Accessories ...........................................................................................................................32
1.3 Battery charge .......................................................................................................................32
1.4 Endurance .............................................................................................................................33
1.5 Operating conditions..............................................................................................................33
2 DESCRIPTION .......................................................................... 34
3 SPECIAL FUNCTIONS.............................................................. 37
3.1 CONFIG.FREQUENCY / DISTANCE key .............................................................................37
3.2 MEM / MR key .......................................................................................................................38
3.3 SET-UP position (instrument configuration) ..........................................................................39
3.4 Complete / partial deletion of memory : .................................................................................40
4 MEASUREMENTS .................................................................... 41
4.1 Voltage measurement............................................................................................................41
4.1.1 Characteristics : ........................................................................................41
4.2 Resistance / continuity measurement (m
Ω
position) .............................................................42
4.2.1 Connections ..............................................................................................42
4.2.2 Pre-measurement settings ........................................................................42
4.2.2.1 Instrument settings.......................................................................................42
4.2.2.2 Measurement cord compensation :..............................................................42
4.2.3 Measurement & results .............................................................................42
4.2.4 Characteristics : ........................................................................................43
4.3 Earth resistance measurement (3-pole position) ...................................................................44
4.3.1 Connections : ............................................................................................44
4.3.2 Pre-measurement settings ........................................................................44
4.3.3 Measurement & results .............................................................................45
4.3.4 Characteristics : ........................................................................................45
4.4 Coupling measurement (3-pole measurement) .....................................................................46
4.4.1 Connections : ............................................................................................46
4.4.2 Pre-measurement settings ........................................................................46
4.4.3 Measurement & Results ............................................................................47
4.4.4 Characteristics : ........................................................................................48
4.5 Ground resistivity measurement (
ρ
position) .........................................................................48
4.5.1 Methods and connections .........................................................................48
4.5.2 Pre-measurement settings ........................................................................49
4.5.3 Measurement & results .............................................................................50