Hioki PW3336-01, Instruction Manual

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Contents
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引
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Contents
Introduction..................................................... 1
Confirming Package Contents........................ 2
Safety Information .......................................... 3
Operating Precautions.................................... 5
Chapter 1 Overview 11
1.1 Product Overview ............................... 11
1.2 Features ............................................. 11
1.3 Names and Functions of Parts ........... 13
1.4 Measurement Workflow ..................... 22
Chapter 2 Measurement
Preparations 27
2.1 Installation and Connection Procedures
............................................................ 27
2.2 Connecting the Measurement Lines .. 28
2.3 Connecting the Power Cord ............... 34
2.4 Turning On the Instrument ................. 35
2.5 Performing Zero-adjustment .............. 36
2.6 Activating Power to the Measurement
Lines .................................................. 37
2.7 Turning Off the Instrument ................. 37
Chapter 3 Configuration and
Measurement 39
3.1 Pre-Measurement Inspection ............. 39
3.2 Configuring Settings ........................... 40
3.2.1 Selecting the Wiring Mode ................. 40
3.2.2 Selecting the Current Input Method ... 42
3.2.3 Selecting Display Content .................. 44

Selecting display parameters ....................44

Selecting display channels .......................46

Selecting the rectifier ................................47
3.2.4 Selecting the Voltage and Current
Ranges ............................................... 48

Selecting the desired range ......................48

Automatically setting the range
(auto-range operation) ............................ 49
3.2.5 Setting the Synchronization Source
(SYNC) ...............................................51
3.2.6 Setting the Frequency Measurement
Range .................................................53
3.2.7 Setting the Timeout ............................55
3.2.8 Displaying Measured Values as an
Average (AVG: Averaging) .................57
3.2.9 Setting the VT and CT Ratio ..............59

Setting the VT ratio .................................. 60

Setting the CT ratio .................................. 61
3.3 Integration ..........................................62

Starting integration ................................... 64

Stopping integration ................................. 64
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Starting integration while adding to previous
integrated values (additional integration) . 65

Canceling integration
(resetting integrated values) ................... 65

Performing integration after setting an
integration time (timer integration) .......... 66

Integration precautions ............................ 68
3.3.1 Integrated Value Display Format ........70
3.4 Viewing Harmonic Measured Values .71
3.4.1 Setting the Synchronization Source ...71
3.4.2 Method for Displaying Harmonic
Measurement Parameters ..................71
3.4.3 Setting the Analysis Order Upper Limit
............................................................76
3.4.4 About the HRM ERROR lamp ............77
3.5 Measuring Efficiency ..........................78

Examples of efficiency measurement ...... 79
3.6 Performing Synchronized Measurement
with Multiple Instruments (Multiple-
instrument Synchronized Measurement)
...........................................................81

Connecting 2 instruments (PW3336/PW3337)
with a synchronization cable ................... 82

Configuring synchronized measurement . 83

EXT SYNC terminal internal circuitry ....... 84
3.7 External Control ..................................85
3.7.1 External control terminal .....................85

Connecting wires to the external control
terminals ................................................. 87
3.8 Using D/A Output
................................................88

Connecting wires to D/A output terminals 90
3.8.1 Analog Level Output, Waveform Output,
and High-speed Active Power Level
Output .................................................91
PW3336A981-03