Kyoritsu 3128 Manual do Utilizador

Cautionary statement/ Errata sheet Followings are corrections and additional explanations for KEW3128 Instruction manual. The contents of this sheet

6 KEW31281. Safety Warnings KEW3128# CAUTION● Always make sure to set the Range Switch to the appropriate position before making measuremen

KEW3128 2. FeatureKEW3128 7 2. Feature  KEW3128 is a digital high voltage insulation resistance tester with 6-range: 500V, 1000V, 2500V, 5000V,

8 KEW31282. Feature KEW3128 ● Large Display   5.7-inch (320 x 240 dots) ● Graph Display   Variations in insulation resistances and leakage c

KEW3128 9KEW3128 3. Specification 3. Specification ● Applicable Standards:   IEC61010-1 CAT.IV 600V Pollution Degree2   IEC61010-031 For Hand-h

10 KEW31283. Specification KEW3128 ● Measuring Range and Accuracy （under 23±5ºC and 45 – 75%RH）【Insulation Resistance Tester】 Rated Voltage 500V 10

KEW3128 11KEW3128 3. SpecificationRated Voltage 10000V 12000VMax value 35TΩ 35TΩ Accuracy0~1TΩ±5%±3dgt0~1TΩ±5%±3dgt1T~10TΩ±20%1T~10TΩ±20%10T~35TVal

12 KEW31283. Specification KEW3128 【Volt Meter】 Range Voltage Test Measuring RangeDC Voltage AC Voltage±30~±600V 30~600V(50/60Hz) Accuracy ±2%rdg±

KEW3128 13KEW3128 3. Specification ● Operating system Dual integration ● Display320 x 240 dots, 5.7-inchMonochrome Display ● Low battery warning

14 KEW31283. Specification KEW3128 ● Current Consumption (representative values at 12V of battery voltage)Range 500V 1000VShort-circuiting the outp

KEW3128 15KEW3128 3. Specification ● Measurement time approx 4 hours (continuous use)Applying a load of 100MΩ at the Insulation resistance 12000V

P.11 Additional graph of “Resistance-Output voltage Characteristic” for each Voltage range [Graph of Resistance-Output voltage Characteristic]

16 KEW31284. Instrument Layout KEW3128 4. Instrument Layout 4. 1 Front View

KEW3128 17KEW3128 4. Instrument Layout Keys Keys DetailsPrint Screen/Backlight KeyShort press : Turn on/ off the LCD BacklightLong press : Save t

18 KEW31284. Instrument Layout KEW3128 Connectors 4. 2  Side Panelバックライト Power ConnectorESCキー Battery CoverENTERキー USB Connector

KEW3128 19KEW3128 4. Instrument Layout 4. 3  Test LeadsLine Probe (red)Earth Cord (Black)Guard Cord (Green)Line Probe w/Alligator Clip (red) 4. 4 

20 KEW31285. Preparation for Measurement KEW3128  5. Preparation for Measurement 5. 1 Checking the battery voltage   Set the Range Switch to any p

KEW3128 21KEW3128 6. Measurement 6. Measurement 6. 1 Basic Operation  6.1.1 How to start measurements    Start-up Screen    Setting the Rang

22 KEW31286. Measurement KEW3128   How to select a Measurement Mode    A long press (1 sec or more) of the ESC Key displays the Mode Selection Scr

KEW3128 23KEW3128 6. Measurement  6.1.2 Steps for Measurements    Insulation Resistance Measurement   ①  Check the voltage which can be applie

24 KEW31286. Measurement KEW3128   ⑤  The instrument enters into stand-by mode when settings are made.    ⑥  Connect the Earth Cord (black) to the

KEW3128 25KEW3128 6. Measurement   ⑧ The measured value will be displayed on the LCD.    ⑨   Release the Button to stop the measurement. Then t

P32 Additional explanation to “Setting of Measurement Period” The smallest value of selectable period is 15 seconds. P41 Additional explanatio

26 KEW31286. Measurement KEW3128# DANGER● Do not touch the circuit under test just after finishing a measurement. The charged potentials may cause

KEW3128 27KEW3128 6. Measurement  Note:  * Insulation resistance values of the equipment under test may not be stable, and the readings on

28 KEW31286. Measurement KEW3128capacitors or something like this when short-circuiting/ opening the Line – Earth (Guard) of the test lead during a

KEW3128 29KEW3128 6. Measurement   Check of Power Interruption（Voltage Measurements）# DANGER● Do not make measurement on a circuit above AC/D

30 KEW31286. Measurement KEW3128  6.1.3 Setting for Measurement     Select a mode at Measurement Mode Selection Screen, and make settings

KEW3128 31KEW3128 6. Measurement   Setting of Output Voltage    Output voltage can be selected with the Range Switch first, and then fine adju

32 KEW31286. Measurement KEW3128   Setting of Measurement Period    TIME1 & 2 for PI/DAR Measurements, TIME for DD Measurements and Step time

KEW3128 33KEW3128 6. Measurement  6.1.4 Graph Operation     Selecting the “ Time Axis ZOOM” or “ Measured Value Axis ZOOM” from the ENTER M

34 KEW31286. Measurement KEW3128   Switching the axis subject to zoom    A short press (within 1 sec) of the ENTER Key switches the Measured Value

KEW3128 35KEW3128 6. Measurement   Scrolling of Graph    Turn the Shuttle Switch to scroll a graph. The Voltage Axis at SV measurement

P. 49 Additional sentences at “6.4.2 How to measure PI” DAR Simultaneous display DAR value is displayed during PI measurements and the measured re

36 KEW31286. Measurement KEW3128   Displaying in Full-scale    A long press (1 sec or longer) of the ESC Key displays a graph in full-scale. Displ

KEW3128 37KEW3128 6. Measurement  6.1.5 Menu     The Menu is available when “ ” is being displayed on the upper middle of the LCD.    Pressin

38 KEW31286. Measurement KEW3128 Followings are the details of each menu item.Icon Name FunctionView ChangeSwitches the screens. (=>P.39 View C

KEW3128 39KEW3128 6. Measurement   View Change    Switches among Measured value, Current Graph and Resistance graph views. Each sub-menu item

40 KEW31286. Measurement KEW3128   Filter   Switches on/off the Filter Function. (=>P.40 Filter Mode)   Each sub-menu item has following functi

KEW3128 41KEW3128 6. Measurement  6.1.6 Filter Mode The KEW3128 has following 3 kinds of Filter Functions. Filter Mode is effective to red

42 KEW31286. Measurement KEW3128   List of the Saved data    Select the “ ” Internal Memory on the ENTER Menu (=>P.37). Then a list of saved

KEW3128 43KEW3128 6. Measurement   Recall the Saved Data Display a list of the saved data. Then use the UP/DOWN Key or Shuttle Switch a

44 KEW31286. Measurement KEW3128  ● Display the Measured Data    Only the measured results can be viewed. The Graph Function isn’t available. The

KEW3128 45KEW3128 6. Measurement   Format of the Internal MemoryDisplay a list of the saved data. Then use the UP/DOWN Key or Shuttle Swi

Instruction ManualHigh Voltage Digital Insulation TesterKEW 3128

46 KEW31286. Measurement KEW3128  6.1.8 Clock Setting Select “ ” Clock Setting on the ENTER Menu (=>P.37). Adjust the time in a follo

KEW3128 47KEW3128 6. Measurement 6. 2  Insulation Diagnosis Tests   This instrument can measure and perform following items as a part

48 KEW31286. Measurement KEW3128 6. 3  IR Measurement  6.3.1 Setting Item    Setting items for IR measurements are as follows. Refer to

KEW3128 49KEW3128 6. Measurement 6. 4  PI Measurement (Polarization Index)  6.4.1 Polarization Index   PI : Polarization Index   This is a tes

50 KEW31286. Measurement KEW3128  2. Set Voltage values.   3. Set TIME1. 4. Set TIME2.

KEW3128 51KEW3128 6. Measurement  The instrument gets into the Stand-by Mode when settings are made.   Setting items for PI measurement are as

52 KEW31286. Measurement KEW3128  6.4.3 Measured Result The result of PI measurement is displayed as follows.Displayed Items DetailsInsulation Re

KEW3128 53KEW3128 6. Measurement 6. 5  DAR Measurement (Dielectric Absorption Ratio)  6.5.1 Dielectric Absorption Ratio   DAR : Dielectric Ab

54 KEW31286. Measurement KEW3128  6.5.2 How to measure DAR   1.  Select the “DAR（Dielectric Absorption Ratio）” on the Mode Selection Screen. Refer

KEW3128 55KEW3128 6. Measurement  4. Set TIME2. Setting items for DAR measurement are as follows. Refer to the Setting for Measurement (=>

2 KEW3128Contents KEW3128 ContentsContents ････････････････････････････････････････････････････････････ 21. Safety Warnings ･･････････････････････

56 KEW31286. Measurement KEW3128  6.5.3 Measured Result   The result of DAR measurement is displayed as follows.Displayed Items DetailsInsulation R

KEW3128 57KEW3128 6. Measurement 6. 6  DD Measurement (Dielectric Discharge)  6.6.1 Dielectric Discharge   DD : Dielectric Discharge   This m

58 KEW31286. Measurement KEW3128  6.6.2 How to measure DD   1.  Select the “DD（Dielectric Discharge）” on the Mode Selection Screen. Refer to Bas

KEW3128 59KEW3128 6. Measurement   Setting items for DD measurement are as follows. Refer to the Setting for Measurement (=>P.30) and change

60 KEW31286. Measurement KEW3128  6.6.3 Measured Result    The result of DD measurement is displayed as follows.Displayed Items DetailsInsulation R

KEW3128 61KEW3128 6. Measurement 6. 7  SV Measurement (Step Voltage)  6.7.1 Step Voltage   SV : Step Voltage   This is a test based on the

62 KEW31286. Measurement KEW3128  3. Set Step Time.   Setting items for SV measurement are as follows. Refer to the Setting for Measurement (=>P

KEW3128 63KEW3128 6. Measurement  6.7.3 Measured Result    The result of SV measurement is displayed as follows.Displayed Items DetailsInsulati

64 KEW31286. Measurement KEW3128 6. 8 Measurement Screen   Displayed items at the top of the LCDDisplayed Items DetailsMeasurement Mode Mark of th

KEW3128 65KEW3128 6. Measurement   Items displayed at Result Display Screen   Following items are displayed on the LCD in stand-by mode and du

KEW3128 3KEW3128 Contents  6.4.3 Measured Result ･･･････････････････････････････････････････52 6. 5 DAR MEASUREMENT (DIELECTRIC ABSORPTION RATIO) ･

66 KEW31286. Measurement KEW3128   Items displayed at Graph Display Screen   Following items are displayed on the LCD with in stand-by mode and Du

KEW3128 67KEW3128 6. Measurement 6. 9  Capacitance Measurement  6.9.1 Measurement Screen Displayed Items DetailsCapacitance valueDisplays capa

68 KEW31286. Measurement KEW3128 6. 10  Voltage Measurement  6.10.1 Measurement Screen   The result of Voltage measurement is displayed as follows

KEW3128 69KEW3128 6. Measurement 6. 11  Other Functions  6.11.1 Use of Guard Terminal    When measuring insulation resistances of a cable, leak

70 KEW31286. Measurement KEW3128  Use of Guard Terminal at high resistance measurements   It may take longer time to obtain accurate readings when

KEW3128 71KEW3128 7. Battery Charging and Replacement 7. Battery Charging and Replacement 7. 1  How to charge battery # DANGERUse the special cord

72 KEW31287. Battery Charging and Replacement KEW3128 7. 2  How to Replace Battery# DANGERNever open the Battery Compartment Cover while making a m

KEW3128 73KEW3128 7. Battery Charging and Replacement  ④ Pull out the Tray toward, and take the battery out.  ⑤  Pull up the Battery Connectors upwa

74 KEW31288. Communication Function/ Supplied Software KEW3128 8. Communication Function/ Supplied Software  ● Interface    USB communication is

KEW3128 75KEW3128 8. Communication Function/ Supplied Software 8. 1  How to install the Software    Followings are the instructions to install the s

4 KEW31281. Safety Warnings KEW3128 1. Safety Warnings○ This instrument has been designed, manufactured and tested according to IEC 61010: Safe

76 KEW31288. Communication Function/ Supplied Software KEW3128  ③  Read through and understand the License Agreement, and check“I accept….”.

KEW3128 77KEW3128 8. Communication Function/ Supplied Software  ⑤  Confirm the information on install, and click “Install” to start installing.   ⑥ 

78 KEW31288. Communication Function/ Supplied Software KEW3128  ⑦  An installation of “KEW Windows for KEW3128” is followed by the installation o

KEW3128 79KEW3128 8. Communication Function/ Supplied Software 8. 2 How to start “KEW Windows for KEW3128”   ● Start and Quit    Start the software

80 KEW31289. Accessories KEW3128 9. Accessories  9. 1  Metal parts for Line Probe, and replacement  ① Metal Parts    Standard, Hook Type: To be us

KEW3128 81KEW3128 10.Disposing the Product 10. Disposing the ProductWaste Electrical and Electronic Equipment (WEEE), Directive 2002/96/ECThis

82 KEW3128Contents KEW3128KEW3128 MEMO

KEW3128 83KEW3128 MEMO

08-12 92-1997CDISTRIBUTORKyoritsu reserves the rights to change specifications or designs described in this manual without notice and without obligat

KEW3128 5KEW3128 1. Safety Warnings# DANGER● Put a pair of insulated gloves and use this instrument.● Never make measurement on a circuit in whi