Contents
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2.5 Power Supply ................................. 43
2.6 Turning On/Off the Instrument ...... 44
2.7 Warm-up .......................................... 44
3 Quick Set 45
3.1 CongurableItems ......................... 45
3.2 Adding Settings .............................. 46
4 Wiring
(WIRING Screen) 47
4.1 Wiring Procedure ........................... 47
4.2 Wiring Method and Declared
Input Voltage Settings.................... 48
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Wiring diagram ............................................50
4.3 Connecting Voltage Cords to
Instrument ....................................... 51
4.4 Connecting Current Sensors
andConguringCurrentSensor
Settings ........................................... 52
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Connecting the optional current sensor ......52
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Connecting current sensors other than
the optional sensors ....................................53
4.5 Zero Adjustment ............................. 54
4.6 Connecting Voltage Cords to
Objects ............................................ 55
4.7 Attaching Current Sensors to
Objects ............................................ 56
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Load current measurement .........................56
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Leakage current measurement ................... 57
4.8 ConguringCurrentRange
Setting ............................................. 58
4.9 Checking Wiring ............................. 59
5 Setting Change (SET
UP Screen) 63
5.1 Measurement Settings ................... 64
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SET UP, Measurement Settings 1
screen .........................................................64
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SET UP, Measurement Settings 2
screen .........................................................66
5.2 Recording Settings ........................ 69
5.3 Event Settings ................................ 72
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SET UP, Event Settings 1 screen .............72
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SET UP, Event Settings 2 screen .............74
5.4 System Settings ............................. 75
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System reset (Default) ................................76
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Factory reset (Default) ................................77
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Factory settings ..........................................78
Contents
Introduction ................................................ 1
Verifying Package Contents ..................... 2
Safety Information ..................................... 4
Operating Precautions .............................. 7
1 Overview 15
1.1 Procedure for Investigating
Power Quality ................................. 15
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Step 1: Clarifying the purpose ....................15
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Step 2: Identifying the malfunctioning
component (measurement location) ...........15
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Step 3: Checking investigation
(measurement) locations (collecting site
data) ............................................................16
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Step 4: Making measurements with the
power quality analyzer (measurement
procedure) ..................................................16
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Advice for identifying the cause of
abnormalities ..............................................18
1.2 Product Overview ........................... 19
1.3 Features .......................................... 20
1.4 Names and Functions of Parts ..... 21
1.5 ScreenConguration ..................... 24
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Displaying and switching screens ............... 24
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MONITOR screen .......................................25
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TREND screen ............................................26
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EVENT screen ............................................27
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WIRING screen ...........................................27
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SET UP screen ...........................................28
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FILE screen ................................................29
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QUICK SET screen ..................................... 29
1.6 Basic Key Operations .................... 30
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Changing the required items .......................30
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Entering characters .....................................31
1.7 Screen Display ............................... 32
1.8 Error Screen Display ...................... 34
2 Preparing for
Measurement 35
2.1 Preparation Flowchart ................... 35
2.2 Initial Measurement
Preparations ................................... 36
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Color coding of current sensor (for
channel identiîš¿cation) .................................36
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Bundling the voltage cords and current
sensors (If required) ....................................37
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Installing the battery pack ...........................38
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Attaching the strap (if required) ..................39
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Setting the language, clock, and
measurement frequency .............................40
2.3 Pre-measurement Inspection ........ 41
2.4 Inserting the SD Memory Card ...... 42
PQ3100A961-00
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