Hioki IR4055 User manual

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Contents
Introduction.........................................................................1
Verifying Package Contents ..............................................1
Safety Information..............................................................3
Operating Precautions.......................................................8
1 Overview 13
1.1 Product Overview..........................................13
1.2 Names and Functions of Parts ....................14
2 Preparing for Measurement 21
2.1 Replacing Batteries or Fuse.........................22
2.2 Using the Model L9788-10 Test Lead
with Remote Switch (Red) ............................25
3 Measurement 27
3.1 Pre-measurement Inspection.......................27
3.2 Auto Power Save
(Power-Saving Function)..............................28
3.3 Auto Backlight-off
(Automatic Light-off Function) ....................28
3.4 Comparator Function....................................29
Setting the Comparator............................................. 30
Canceling the Comparator........................................31
3.5 Insulation Resistance Measurement ...........32
Lock Function ........................................................... 33
Measuring Insulation Resistance..............................34
Displaying 1-minute Values
(Model IR4057, IR4058) ...........................................35
Voltage Characteristics of Measurement Terminals .... 36
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7
Appx.
索引
IR4058A961-02

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Contents
3.6 Discharging Function ...................................37
3.7 Voltage Measurement ...................................38
Negative Voltage Notication Function
(Model IR4055) .........................................................39
3.8 Low Resistance Measurement
(Model IR4056, IR4057, IR4058)....................40
3.9 PVΩMeasurement Function
(Model IR4055)...............................................42
3.10 Bluetooth®Communication Function..........49
Installing the Smartphone App GENNECT Cross.....50
Pairing the App ......................................................... 51
Making Measurements with the Bluetooth
®
Function .. 52
4 Specications 53
4.1 StandardSpecications ...............................53
4.2 GeneralSpecications .................................54
4.3 Measurement functions................................57
4.4 PVΩMeasurement (Model IR4055)..............63
4.5 ExternalInterfaceSpecications
(Model IR4055, IR4058) .................................64
5 Maintenance and Service 65
5.1 Troubleshooting ............................................66
Error Displays and Remedies ...................................70
Appendix Appx.1
Appx. 1 Measurement Principles ..................Appx.1
Appx. 2 Operation Uncertainty......................Appx.2
Appx. 3 Insulation Resistance Measurements
for Solar Cell Array ...........................Appx.3

1
Introduction
Introduction
Thank you for purchasing the Hioki IR4055-11, IR4056-20,
IR4056-21, IR4057-20, IR4058-20 Insulation Tester. To obtain
maximum performance from the instrument, please read this
Instruction Manual rst, and keep it handy for future reference.
Hereinafter, the descriptions refer to models without the sufx.
Verifying Package Contents
When you receive the instrument, inspect it carefully to ensure that no
damage occurred during shipping. In particular, check the accessories,
panel switches, and connectors. If damage is evident, or if it fails to
operate according to the specications, contact your authorized Hioki
distributor or reseller. Conrm that these contents are provided.
□Insulation Tester
IR4055, IR4056 IR4057, IR4058
□Instruction Manual □LR6 Alkaline battery × 4
□Model L9787 Test Lead*
(Only for the instruments with sufx
“-20”)
□Model L9788-11 Test Lead Set with
Remote Switch*
(Only for the instruments with sufx “-11”
and “-21”)
□Neck strap
* Model L9787 and L9788-11 are all exclusively designed for the Hioki IR4000
series. Do not use for any other purpose.
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付録索引

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Verifying Package Contents
Options
The following options are available for the IR4000 series. Contact
your authorized Hioki distributor or reseller when ordering.
5*6
4
3*
9243 graber L4937 マグネットアダプ
タ
L4934 小ワニグチ
マグネ付ストラップ
L9207-10
DM4910 熱電対
DT4911TestLead
DT4912TestLead
L4930 接続ケーブル
L4931renketu
L4931 延長ケーブル
L4932(+9207-10cap)
L4933 コンタクトピン
L4935 ワニ口
L4936 バスバー
9243 graber L4937 マグネットアダプ
タ
L4934 小ワニグチ
マグネ付ストラップ
L9207-10
DM4910 熱電対
DT4911TestLead
DT4912TestLead
L4930 接続ケーブル
L4931renketu
L4931 延長ケーブル
L4932(+9207-10cap)
L4933 コンタクトピン
L4935 ワニ口
L4936 バスバー
2
9243 graber L4937 マグネットアダプ
タ
L4934 小ワニグチ
マグネ付ストラップ
L9207-10
DM4910 熱電対
DT4911TestLead
DT4912TestLead
L4930 接続ケーブル
L4931renketu
L4931 延長ケーブル
L4932(+9207-10cap)
L4933 コンタクトピン
L4935 ワニ口
L4936 バスバー
1*
9243 graber L4937 マグネットアダプ
タ
L4934 小ワニグチ
マグネ付ストラップ
L9207-10
DM4910 熱電対
DT4911TestLead
DT4912TestLead
L4930 接続ケーブル
L4931renketu
L4931 延長ケーブル
L4932(+9207-10cap)
L4933 コンタクトピン
L4935 ワニ口
L4936 バスバー
9243 graber L4937 マグネットアダプ
タ
L4934 小ワニグチ
マグネ付ストラップ
L9207-10
DM4910 熱電対
DT4911TestLead
DT4912TestLead
L4930 接続ケーブル
L4931renketu
L4931 延長ケーブル
L4932(+9207-10cap)
L4933 コンタクトピン
L4935 ワニ口
L4936 バスバー
7
* Refer to p. 1
Model Maximum rated voltage and
maximum rated current
1Model L9788-11* Test Lead Set
with Remote Switch CAT III 600 V/CAT II 600 V, 2 A
2
Model 9804-02 Magnet Adapter
(φ11 mm, standard screw: M6 pan
head screw)
CAT IV 1000 V, 2 A
3Model L9787* Test Lead (1.2 m) CAT III 600 V/CAT II 600 V, 10 A
4Model L9787-91 Breaker Pin CAT III 600 V, 10 A
5Model L9788-10* Test Lead with
Remote Switch (Red) CAT III 600 V/CAT II 600 V, 2 A
6Model L9788-92 Breaker Pin CAT III 600 V, 2 A
7Model L9788-90 Tip Pin CAT III 600 V/CAT II 600 V, 2 A

3
Safety Information
Safety Information
This instrument is designed to conform to IEC 61010 Safety
Standards, and has been thoroughly tested for safety prior to
shipment. However, using the instrument in a way not described in
this manual may negate the provided safety features.
Before using the instrument, be certain to carefully read the following
safety notes:
DANGER
Mishandling during use could result in injury or death,
as well as damage to the instrument. Be certain that
you understand the instructions and precautions in
the manual before use.
WARNING
Protective gear
This instrument measures live lines. To prevent
electric shock, use appropriate protective insulation
and adhere to applicable laws and regulations.
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付録索引

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Safety Information
Notation
In this document, the risk seriousness and the hazard levels are
classied as follows.
DANGER Indicates an imminently hazardous situation that will
result in death or serious injury to the operator.
WARNING Indicates a potentially hazardous situation that may
result in death or serious injury to the operator.
CAUTION
Indicates a potentially hazardous situation that may
result in minor or moderate injury to the operator or
damage to the instrument or malfunction.
Indicates a strong magnetic- eld hazard.
The effects of the magnetic force can cause
abnormal operation of heart pacemakers and/or
medical electronics.
Indicates prohibited actions.
Indicates the action which must be performed.
*Additional information is presented below.

5
Safety Information
Symbols on the instrument
Indicates cautions and
hazards. When the symbol
is printed on the instrument,
refer to a corresponding
topic in the Instruction
Manual.
Indicates that dangerous
voltage may be present at
this terminal.
Indicates a instrument
that has been protected
throughout by double
insulation or reinforced
insulation.
Indicates a grounding
terminal.
Indicates DC (Direct
Current).
Indicates AC
(Alternating Current).
Do not use in distribution
systems with voltage
higher than 660 V AC.
Symbols for various standards
Indicates the Waste Electrical and Electronic Equipment
Directive (WEEE Directive) in EU member states.
Indicates that the product conforms to regulations set out by the
EU Directive.
Indicates that the product incorporates Bluetooth®wireless
technology.
Screen Display
The instrument screen displays the alphanumeric characters as follows.
1 2 3 4 5 6 7 8 9 0
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
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付録索引

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Safety Information
Accuracy
We dene measurement tolerances in terms of rdg. (reading) and
dgt. (digit) values, with the following meanings:
rdg.
(reading or displayed value)
The value currently being measured and indicated on the
measuring instrument.
dgt.
(resolution)
The smallest displayable unit on a digital measuring instrument,
i.e., the input value that causes the digital display to show a "1" as
the least-signicant digit.
Trademarks
•Bluetooth®is a registered trademark of Bluetooth SIG, Inc. (USA).
The trademark is used by HIOKI E.E. CORPORATION under
license.
•Android and Google Play are trademarks of Google, Inc.
•IOS is a registered trademark of Cisco in the U.S. and other
countries.
•iPhone, iPad, iPad mini, iPad Pro, and iPod Touch are trademarks
of Apple Inc.
•The App Store is a service mark of Apple Inc.