Kyoritsu 3127 User Manual

INSTRUCTION MANUALHIGH VOLTAGE INSULATION TESTERKEW 3127

－ 7 －  <Voltage monitor for insulation resistance range>Rated voltage 250V 500V 1000V 2500V 5000V AccuracyMeasuring range30-330V 30-650V 30-1200

－ 8 －●Display: Liquid crystal display Bar graph: Max. 41points DAR/PI value: 9.99 Time: 99:59●Low battery warning: Battery mark display (in 4 lev

－ 9 －●Current consumption (representative values at 12V of supply voltage)Range 250V 500V 1000V 2500V 5000V VOLTOutput at short-circuitFor 10 sec afte

－ 10 －19181718569427101112131415163204. Instrument layout4-1 Instrument layout 1 LCD display 2 MEMORY button 3 ENTER button 4 MODE button 5 ESC b

－ 11 －4-2 LCD display 1 Battery mark 2 Overheat warning mark 3 AC/DC mark4 LOGGING mark5 MEMORY mark6 FILTER mark7 Date and time mark8 Time 9 DAR/PI/D

－ 12 －4-3 Opening and closing Hard caseThe Latching device has two features: the larger portion which is the latch itself ①, and the small latch relea

－ 13 －5. Preparation for measurementIt is recommended to charge the battery with reference to “10.1 How to charge battery” described in the manual bef

－ 14 －6. Measurement6-1 Mains disconnection check (Voltage measurement)# DANGER ● Do not make measurement on a circuit in which the electri

－ 15 －6-2 Insulation resistance measurement# DANGER ● Confi rm that no electrical charge exists on the circuit under test before measuring

－ 16 －  To check the insulation of electric equipments or electric circuits, measure their insulation resistances by using this instr

Contents1．Safety warnings ･･･････････････････････････････････････････････････ 12．Feature ･･････････････････････････････････････････････････････････

－ 17 －(3) Connect the Earth cord (black) to the Earth terminal of the circuit under test.(4) Put the tip of the Line probe (red) to the circuit under

－ 18 －(7) Set the Range switch to “OFF” position, and remove test leads from the instrument.Note)● The voltage warning mark stays on durin

－ 19 －6-3 About BREAKDOWN mode and BURN modeEither Breakdown mode or Burn mode can be set for each measurement: IRPI/ DAR, SV, DD, RAMP.(1) Breakdown

－ 20 －6-4 Continuous measurementPress down and turn the Test button clockwise to lock it to perform a continuous measurement of insula

－ 21 －6-5 IRPI/DAR MeasurementAt IRPI/DAR measurement, PI/ DAR values are automatically calculated and displayed. During a measurement, v

－ 22 －(2) Setting procedures  Follow the procedures below[Stand-by state]     ENTER button( )Setting of Measurement duration (with UP/DOWN button ( )

－ 23 －6-5-2DAR - Dielectric Absorption RatioDAR measurement is almost same to PI measurement in a sense that they test the time course of insulation.

－ 24 －When DAR/PI values are displayed as“---”:DAR and PI values are determined by the methods 1. and 2. as described above, therefore, they are displ

－ 25 －6-5-4 How DAR/ PI values are displayedLCD shows DAR/PI values as shown below during measurements.(1) Start of testNo DAR/PI value,“---” is displ

－ 26 －6-5-5 How to review the measured DAR/PI valuesPress the UP/DOWN button () when measurements end. The measured results are then displaye

8．Clock Setting ････････････････････････････････････････････････････389. Communication Function/ Software ･･････････････････････････････････39

－ 27 －6-6 SV Measurement (Step Voltage)This is a test based on the principle that an ideal insulation will produce identical readings at all voltages,

－ 28 －Setting proceduresFollow the procedures below.[Stand-by state]     ENTER button( ) Setting of Step time (with UP/DOWN button( ))     ENTER butto

－ 29 －(1) Setting items  Setting items for DD measurement are as follows.  (For DD measurement, 250V cannot be set at 500V (250V) Range.)  * Step t

－ 30 －6-8 Ramp Measurement Voltage used in Step voltage test is raised in steps but that used in Ramp measurement is gradually raised. T

－ 31 －(1) Setting items  Setting items for RAMP measurement are as follows.  (For RAMP measurement, 250V cannot be set at 500V (250V) Range.)  * Sp

－ 32 －6-9 Voltage characteristics of measuring terminal6-10 Use of Guard terminalWhen measuring the insulation resistance of a cable, leakage current

－ 33 －6-11 Filter functionKEW3127 has Filter function. Filter Mode is effective to reduce the variations in readings due to external influences during

－ 34 －7. Memory Function7-1 Function DetailsMeasurement data of insulation resistance can be saved in the internal memory of KEW3127.Following data ca

－ 35 －7-2 How to save dataFollow the procedures below to save the measured data.Pressing the ESC button (), during operation, returns to the previous

－ 36 －7-3 How to recall saved dataFollow the procedures below to recall the saved data.Pressing the ESC button (), during operation, returns to the pr

－ 1 －1. Safety warningsThis instrument has been designed, manufactured and tested according to IEC 61010: Safety requirements for Electronic measuring

－ 37 －7-4 How to delete dataFollow the procedures below to delete the saved data.Pressing the ESC button (), during operation, returns to the previous

－ 38 －8．Clock SettingFollow the procedures below and adjust the internal clock of KEW3127. To confi rm the clock time, use the PC application “KEW Wind

－ 39 －9. Communication Function/ Software9-1 KEW3127 SettingsThe PC software application enables analysis of the saved data from PC. KEW312

－ 40 －Instrument settingFollow the procedure below and select the communication method on KEW3127 before starting PC communication. (1) Hold down the

－ 41 －● Interface(1) Bluetooth  Bluetooth Ver2.1+EDR (Class2)  Compliant profi le: SPP(2 )MODEL8212USB  Communication method: USB Ver1.1● Software 

－ 42 －9-2 How to install the SoftwareFollowings are the instructions to install the software“KEW Windows”and “KEW Windows for KEW3127”.(1) Bef

－ 43 －Enter the user information and specify the location to where install the software. Then click“ Next”. Confirm the information on install, and cli

－ 44 －Click“ Finish” when install completes.An installation of“KEW Windows for KEW3127”is followed by the installation of“ KEW Windows”.

－ 45 －● To install the “KEW Windows for KEW3127", you can follow the same installation procedure described for“ KEW Windows”.If you n

－ 46 －

－ 2 －# DANGER● Never make measurement on the circuit in which electrical potential to ground over 600V exists.● Do not attempt to make mea

－ 47 －9-4 Features of KEW Smart  Remote checking of measurements is possible without accessing KEW3127 using the special Android application “KEW

－ 48 －10．Battery Charging and Replacement10-1 How to charge battery# DANGERUse only the Power adapter supplied with this instrument.Connect the Power

－ 49 －10-2 How to replace battery# DANGER● Never open the battery compartment cover while making measurement. ● To avoid possible electric shock, dis

－ 50 －(3) Pull up the battery as below and disconnect the red and black cables. (Pull the positive and negative connectors upwards and disconnect the

－ 51 －11.Accessories11-1 Metal parts for Line Probe, and replacement# DANGERIn the electrical environment of CAT.II or higher, MODEL8255 should be att

－ 52 －11-2 How to use the adaptor for recorderMODEL8302 is the adaptor for recorder (option) for output current measurement. Connect it as shown in th

－ 53 －12. Disposing the ProductWaste Electrical and Electronic Equipment (WEEE), Directive 2002/96/ECThis Product complies with the WEEE Directive (20

－ 54 －MEMO

－ 55 －MEMO

－ 3 －# CAUTION● Always make sure to set the Range switch to the appropriate position before making a measurement.● Set the Range Switch to “OFF

13-07 92-2156DISTRIBUTORKyoritsu reserves the rights to change specifications or designs described in this manual without notice and witho

－ 4 －○ Measurement categories(Over-voltage categories) To ensure safe operation of measuring instruments, IEC 61010 establishes safety standards for

－ 5 －2. Feature KEW3127 is a microcomputer controlled, high voltage insulation resistance tester with 5-range for measuring insulation resistance.● De

－ 6 －3. Specification● Applicable standards  IEC 61010-1 Measurement CAT. IV 600V Pollution degree2  IEC 61010-031 Standard for hand-held probes