Hioki 3290 Manuale utente

INSTRUCTION MANUAL

CLAMP ON

3290

AC/DC HiTESTER

Contents

Introduction ............................................................. 1

Inspection ............................................................... 2

Safety Notes ........................................................... 3

Usage Notes........................................................... 6

Organization of This Manual ................................. 10

Chapter 1 Overview 13

1.1 Product Overview ................................. 13

1.2 Features ................................................ 13

1.3 Parts Names and Functions ................. 16

1.3.1 3290

CLAMP ON AC/DC HiTESTER ........16

1.3.2 9691, 9692, 9693

CLAMP ON AC/DC SENSOR .......... 24

1.4 Flowchart Of Key Operations ................ 25

1.4.1 Current Measurements Mode ..........25

1.4.2 Frequency Mode .............................. 28

1.5 Modes ...................................................29

Chapter 2

Basic Measurement Procedures 35

2.1 DC Measurement (DC A) ...................... 36

2.2 AC Measurement (AC A) ......................38

2.3 Peak Measurement In AC+DC A Mode 39

Chapter 3 Measurement Procedures 43

3.1 Preparations ..........................................43

3.2 Current Measurement ...........................45

3.2.1 Measuring DC Current (DC A) ..........46

3.2.2 Measuring AC Current (AC A) ..........47

3.2.3 Measuring AC + DC Current (AC+DC A)

...........................................................49

3.2.4 Bar Graph .........................................50

3.2.5 Peak Measurement ...........................51

3.2.6 Output Function

(Current Measurement) .....................53

3.3 Frequency Measurement ......................57

3.3.1 Frequency Measurement ..................57

3.3.2 Output Function

(Frequency Measurement) ................58

3.4 Auto-Zero Adjustment Function .............60

3.5 Data Hold Function ................................61

3.6 Changing the Screen Update Rate .......61

3.6.1 SLOW Mode .....................................61

3.6.2 FAST Mode .......................................62

3.7 Recording Function ...............................63

3.7.1 Measurement Reading ......................63

3.7.2 Display of Elapsed Time ...................64

3.7.3 Interrupting the Recording Function ..64

3.7.4 Clearing Recorded Data ...................64

3.7.5 Disabling the Recording Function .....65

3.8 Measurement Method

Switching Function ................................66

3.8.1 RMS Measurement ...........................66

3.8.2 MEAN Measurement .........................66

3.9 Measurement Response Speed

Switching Function ................................67

iii

3.9.1 NORMAL Mode ................................ 67

3.9.2 SLOW Mode ..................................... 67

3.9.3 FAST Mode ...................................... 67

3.10 Filter Function ....................................... 70

3.11 Key Lock Function ................................71

3.12 Bar Graph Enlargement Function .........71

3.13 Battery Check Function ........................72

3.14 MON Output Filter Function ..................73

3.15 Auto Power Off Function .......................74

3.16 Setting the Save Function ..................... 75

3.17 Battery-Low Warning ............................ 76

3.18 Beep Tone ............................................ 77

Chapter 4 Batteries Replacement 79

Chapter 5 AC Adapter 81

Chapter 6 Attaching the Strap 83

Chapter 7 Specifications 85

7.1 Measurement Specifications ................. 85

7.2 General Specifications .......................... 88

Chapter 8 Clamp Sensor Specifications 93

8.1 9691 CLAMP ON AC/DC SENSOR ...... 93

8.2 9692 CLAMP ON AC/DC SENSOR ...... 96

8.3 9693 CLAMP ON AC/DC SENSOR ...... 99

Chapter 9 Carrying Case 103

Chapter 10 Troubleshooting 105

Chapter 11 After-sale Service 111

11.1 Cleaning ..............................................111

11.2 Service ................................................111

Chapter 12 Appendix 113

12.1 Combined Accuracy ............................113

12.1.1Accuracy Tables .............................113

12.1.2Method of Calculation .....................118

12.2 Use of Intermediate Cable ...................119

Thank you for purchasing the HIOKI "3290 CLAMP ON

AC/DC HiTESTER". To obtain maximum performance

from the product, please read this manual first, and keep it

handy for future reference.

This manual describes the operation of the 3290 when

used with the 9691, 9692, or 9693 CLAMP ON AC/DC

SENSOR.

Request We have tried to bring this manual as close to perfection

as we could achieve. If perchance you find any unclear

portions, mistakes, omissions, or the like, we would be

most obliged if you could please notify us of them via any

HIOKI agent, or directly.

Introduction

• When you receive the product, inspect it carefully

to ensure that no damage occurred during ship-

ping. In particular, check the accessories, panel

switches, and connectors. If damage is evident, or

if it fails to operate according to the specifications,

contact your dealer or Hioki representative.

• Before using the product the first time, verify that it

operates normally to ensure that the no damage

occurred during storage or shipping. If you find any

damage, contact your dealer or Hioki representa-

tive.

Accessories

Strap .........................................................................................................1

LR6 Manganese battery............................................................................4

Instruction Manual.....................................................................................1

Options

9400 CARRYING CASE

9094 OUTPUT CORD

9445-02 AC ADAPTER (SA10-0910N, SINO-AMERICAN)

9445-03 AC ADAPTER (EU) (SA10-0910G, SINO-AMERICAN)

9691 CLAMP ON AC/DC SENSOR

9692 CLAMP ON AC/DC SENSOR

9693 CLAMP ON AC/DC SENSOR

Inspection

This manual contains information and warnings essential

for safe operation of the product and for maintaining it in

safe operating condition. Before using the product, be

sure to carefully read the following safety notes.

Safety Symbols

Safety Notes

This product is designed to conform to IEC

61010 Safety Standards, and has been thor-

oughly tested for safety prior to shipment.

However, mishandling during use could

result in injury ordeath, as well as damage to

the product. Be certain that you understand

the instructions and precautions in the man-

ual before use. We disclaim any responsibil-

ity for accidents or injuries not resulting

directly from product defects.

In the manual, the symbol indicates particu-

larly important information that the user should

read before using the product.

The symbol printed on the product indicates

that the user should refer to a corresponding topic

inthemanual(markedwiththe symbol) before

using the relevant function.

Indicates a double-insulated device.

Indicates DC (Direct Current).

Indicates AC (Alternating Current).

Indicates both DC (Direct Current) and AC (Alter-

nating Current).

Indicates that the instrument may be connected to

or disconnected from a live circuit.

The following symbols in this manual indicate the relative

importance of cautions and warnings.

Other Symbols

Accuracy We define measurement tolerances in terms of f.s. (full

scale), rdg. (reading) and dgt. (digit) values, with the

following meanings:

Indicates that incorrect operation presents an ex-

treme hazard that could result in serious injury or

death to the user.

Indicates that incorrect operation presents a sig-

nificant hazard that could resultin serious injury or

death to the user.

Indicates that incorrect operation presents a pos-

sibility of injury to the user or damage to the prod-

uct.

Advisory items related to performance or correct

operation of the product.

Indicates the prohibited action

f.s. (maximum display value or scale length)

The maximum displayable value or the full length

of the scale. This is usually the maximum value of

the currently selected range.

rdg. (reading or displayed value)

The valuecurrently beingmeasured andindicated

on the measuring product.

dgt. (resolution)

The smallest displayable unit on a digital measur-

ing product, i.e., the input value that causes the

digital display to show a "1".

Indice

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