Kyoritsu Electrical Instruments Works KEW LOGGER Series Instruction Manual
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Kyoritsu Electrical Instruments Works KEW LOGGER Series Instruction Manual

Current / voltage measurement & recording
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1.800.544.2843
INSTRUCTION MANUAL
Current / Voltage Measurement & Recording
KEW LOGGER
Current Logger
Current&Voltage Logger KEW 5020
www.calcert.com
15
10
20
5
25
0
30
SERIES
KEW 5010
sales@calcert.com

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Summary of Contents for Kyoritsu Electrical Instruments Works KEW LOGGER Series

  • Page 1 INSTRUCTION MANUAL Current / Voltage Measurement & Recording KEW LOGGER SERIES Current Logger KEW 5010 Current&Voltage Logger KEW 5020 1.800.544.2843 www.calcert.com sales@calcert.com...
  • Page 2 Introduction Thank you for purchasing KEW LOGGER 5010/5020. Follow the procedure below and set time on the instrument before use.   1) Install the KEW LOG SOFT 2 and the USB Driver according to the instructions written in the Install Manual for KEW LOG Soft 2.   2) Run KEW LOG SOFT 2 once install is completed.

  • Page 3: Table Of Contents

      Contents 1. Safety warnings ………………………………………………………… 1 2. Features ………………………………………………………………… 4 3. Instrument layout ……………………………………………………… 5 3-1) Panel ……………………………………………………………… 5 3-2) LCD ………………………………………………………………… 5 3-3) Displayed message ……………………………………………… 7 3-4) Function of Button ………………………………………………… 8 3-5) Range/ Filter function …………………………………………… 9 4.

  • Page 4: Safety Warnings

      1. Safety Warnings This instrument has been designed, manufactured and tested according to IEC 61010: Safety requirements for Electronic Measuring apparatus, and delivered in the best condition after passed the inspection. This instruction manual contains warnings and safety rules which must be observed by the user to ensure safe operation of the instrument and retain it in safe condition.
  • Page 5 DANGER   N ever make measurement on a circuit in which voltage over AC300V exists.   D o not make measurement while thunder is rumbling. Stop measurement immediately and disconnect the instrument from the object under test.   D o not attempt to make measurement in the presence of flammable gasses.
  • Page 6 Safety symbols Refer to the instructions in the manual. Indicates a Instrument with double or reinforced insulation Indicates that this instrument can clamp on live bare conductors when the voltage to be tested is below Circuit – Ground-to-Earth voltage against the indicated Measurement Category. 〜...

  • Page 7: Features

      2. Features   K EW 5020 is a Data Logger capable of measuring Leakage Current, Load Current and Voltage. (KEW5010 is for measuring Leakage Current and Load Current). Following sensors are used for measuring current & voltage.  * Leak/Load Current Clamp Sensor KEW 8146/8147/8148  * Load Current Clamp Sensor KEW 8121/8122/8123...

  • Page 8: Instrument Layout

      3. Instrument layout 3-1) Panel     ◆ Detection LEDs P.28     ◆ USB P.43     ◆ Port for External power supply P.46 3-2) LCD  5  ̶ ̶ 1.800.544.2843 www.calcert.com sales@calcert.com...
  • Page 9 Mark Details Channel number (CH No.) : Selected Channel number Mark is displayed. Memory Block Number : Memory block (No. 1 to Channel number (CH N 3) in use is indicated. (P. Memory Block Number Sensor Mark : Displayed on the CH No. to Indicate the connected Sensor.

  • Page 10: 3-3) Displayed Message

    3-3) Displayed message Message Meaning Sensor is not connected. Over-range Menu: Setting1 (SET.1) P.18    View or change the recording mode/ condition. Menu: Setting2 (SET.2) P.34    View or change the Location information and auto-power-off function. Menu: Recall(CALL) P.39 Recorded qty., Max value reference, Recall Normal recording mode Trigger recording mode Capture recording mode...

  • Page 11: 3-4) Function Of Button

    3-4) Function of Button Power ON / OFF Button Power ON Power OFF Pressing at least 1 sec Pressing at least 1 sec (while the LOGGER is off) (except for recording status) Recording/ Measurement mode Button Function Enter into Menu mode Start and stop recording Switch channels Switch Range and Filter (P.9）...

  • Page 12: 3-5) Range/ Filter Function

    3-5) Range/ Filter Function ●Range Configuration   Range configuration varies depending on each connected Sensor.  Refer to "12. Specification" (P.45) in this manual. ●Auto-ranging   Auto-ranging is available only in Normal Recording mode. It isn't available on a Sensor providing one single range.  (e.g.

  • Page 13: Recording Procedures

      4. Recording procedures   Following explains the flow of operation: through preparation to the stop of recording.  P.11 Step1: Start-up ▼ Select the appropriate sensor, and connect it to the instrument.  P.12                 Step2: Confirmation of the set value ▼...
  • Page 14 Step1: Start-up 1. Press the button and power off the instrument. Connect a Clamp/ Voltage Sensor to CH1 (for multiple connection, starting from CH1) while the instrument is being off. Connect them firmly with careful attention to the orientation of the connector. ▼...
  • Page 15 4. Can make measurement right after powering on the instrument. * Each time pressing the button, CH1 to CH3 switches. When (non-connect) is displayed on the LCD, a sensor is not connected to the selected channel; or the connection is incorrect. Step2: Confirmation of preset value Check the mark indicating the selected recording mode.
  • Page 16 Step3: Preparation before recording 1. Clamp on the measured object and fix the Sensor. Firmly fix it so as not to easily come off. Care should be taken, when connecting the Voltage Sensor designed only for KEW5020, not to short the object under test.
  • Page 17 4. Check a Range/ Filter   Press the button to check their on/off status.   Press the button to change them. Independent setting of Range & Filter is available on each CH. Point  ● At Normal Recording mode, Range and Filter switches each time pressing the button.
  • Page 18 Step3: Preparation before recording * Settings cannot be changed during recording. Carefully check the settings prior to a recording. * Previous recorded data is cleared and new recording starts when changing the followings and starts recording. (In this case, "CLr" flashes on the LCD at a start of recording.) 1) Recording mode is changed.
  • Page 19 Memory Block ◆ One memory block is used from the start to the end of recording. ◆ 3 blocks in the Memory Block are available; it enables 3 different recordings at different locations. ◆ Transfer important data to your PC first and clear Memory (Setting 2 or via PC) since further recording isn't activated when all the 3 blocks in Memory Block are used.
  • Page 20 Step5: Stop of recording In case that One-time is set to "ON" at Step2: Confirmation and change of preset value, recording is stopped automatically when Memory becomes full. 1. Press the button at least 1 sec to stop recording. 2. Recording stops, and the " "...

  • Page 21: Recording Modes And Conditions

      5. Recording modes and conditions * Recording mode and condition can be set on the instrument ; but PC software "KEW LOG Soft 2" provides much easier setting. * Only Normal and Trigger Recording modes can be set on the instrument. Capture recording and Power Quality Analysis modes need to be set via a PC.
  • Page 22 Normal recording mode: Recording interval of 1min. Max. number of recorded data Using all 3 channels Using 2 channels Using only 1 channel 20,000 data 30,000 data 60,000 data Max. recording duration Recording Using all 3 channels Using 2 channels Using only 1 channel interval 1 sec. 5:33:20 8:20:00 16:40:00...
  • Page 23 Setting procedure 1. Power on the instrument, and press the button. Then the instrument enters into Menu mode. ▼ 2. Press the button when "SEt.1" is displayed on the LCD. ▼ 3. Selected recording mode is displayed. ◆ When (Normal recording mode) is displayed on the LCD, press the button to proceed to the next setting.
  • Page 24 4. Then recording interval is displayed. Can be selected from; 1, 2, 5, 10, 15, 20, 30 sec., 1, 2, 5, 10, 15, 20, 30, 60 min   ◆ Press the button and proceed to the next step when not changing the setting.   ◆...
  • Page 25 Trigger recording mode: Current set value of 15A Max. number of recorded data Using all 3 channels Using 2 channels Using only 1 channel 1,600 data 2,400 data 4,800 data Setting items Item Range for Setting Default CH1 Detection Level 0 ~ 1000 (Unit depends on Sensor) CH2 Detection Level 0 ~ 1000 (Unit depends on Sensor) CH3 Detection Level...
  • Page 26 5. Detection level at CH1 is indicated. Can be set at every 1 from 0 to 1000  ◆ To change the setting, press the button. Then the indication on the LCD flashes.  ◆ Press the button to set the value to the desired one. Then press the button to confirm it.
  • Page 27 8. Now Setting 1 is completed; "End" is displayed on the LCD. Press the button to return to the screen on which "SEt.1" is displayed. 9. Press the button to get the instrument ready for a measurement. Capture recording mode:  （Setting on PC） * Setting is available only on PC. Max number of recorded data Using only 1 channel 345 data...
  • Page 28   6. Recording modes List of recording modes Normal Trigger Capture Power Recording Recording recording QualityAnalysis Recoding mode Details P.26 P.27 P.29 P.30 Detection Detection of Status/ of abnormal Check of abnormal voltage Application Simplified current/ waveform variation(only power monitor voltage 5020) Can record: 60,000 data (1ch)

  • Page 29: Normal Recording Mode

    Normal Recording mode ●Sampling period and RMS calculation   Sampling the inputs at every 1.6ms/CH and calculate the measured value (RMS) at every 100ms. The Peak value (crest value in sampling data) will be updated and kept. ●Recording   Average of the measured value is recorded at every recording interval. RMS measured values, Max, Min and Peak values (sampled crest value converted to sine RMS value) are recorded at every 10 times of recording.

  • Page 30: Trigger Recording Mode

    Trigger Recording mode ●Detection and RMS value calculation   Sampling the inputs at every 1.6ms and comparing the Peak value (sampled crest value converted to sine RMS value) and Detection level. For current, when the Peak value exceeds the level and for voltage when the Peak value is below the level;...
  • Page 31 ◆Flashing Detection LED  ● LED on the Sensor connected channel blinks when following Trigger is detected.    <On KEW5010> Trigger is detected when the measured values exceed the pre-set detection level under Trigger/ Capture Recording Mode.    <On KEW5020> Trigger is detected when the measured current values exceed the pre-set detection level under Trigger/ Capture Recording Mode and Power Quality Analysis Mode.

  • Page 32: Capture Recording Mode

    Capture Recording mode ●Detection and RMS value calculation   Sampling the inputs at every 0.55ms only at CH1 and comparing the Peak value (sampled crest value converted to sine RMS value) and Detection level. For current, when the Peak value exceeds the level and for voltage when the Peak value is below the level;...
  • Page 33 Power Quality Analysis Mode (only 5020) ●Detection and RMS value calculation   Sampling the inputs at every 0.55ms only at CH1 and comparing the Peak value (sampled crest value converted to sine RMS value) at every 10ms and preset value to detect swell, dip and short interruption in power supply.

  • Page 34: Simplified Power Integration Function

     ７ . Simplified Power Integration    (available via KEW LOG Soft 2) The PC software "KEW LOG Soft 2" provides easy calculation of integral power consumption by use of current and voltage (only on KEW5020) recorded under Normal Recording mode. ●...
  • Page 35 ◆Single-phase 3-wire (1Φ3W) SOURCE LOAD Model KEW LOG Soft2 Name Fixed parameters KEW 5010 Voltage value, Power factor Voltage value, Power factor KEW 5020 Power factor ◆Three-phase 3-wire (3Φ3W) SURCE LOAD General formula is: P=V×(A1×cos(30° -Φ1)+A2×cos(30° +Φ2)), however, here Φ1=Φ2 is applied. Therefore: P = √...
  • Page 36 ◆Three-phase 4-wire (3Φ4W) Model KEW LOG Soft2 Name Fixed parameters KEW 5010 Voltage value, Power factor KEW 5020 Voltage value, Power factor * Refer to "KEW LOG Soft 2- HELP" how to operate KEW LOG Soft 2. The latest "KEW LOG Soft 2" can be downloaded from our web site. http://www.kew-ltd.co.jp  33 ...

  • Page 37: Other Settings (Setting2)

      8. Other settings (Setting2) ● Recording mode and condition can be set on the instrument; but PC software "KEW LOG Soft 2" provides much easier setting. ● Time setting for Year, Month, Day, Hour, Minute and Second is available on PC, but setting for Hour and Minute only are available on the instrument.
  • Page 38 Setting procedure 1. Power on the instrument, and press the button. ▼ 2. Press the button when "SEt.1" is displayed on the LCD. ▼ 3. Press the button when "SEt.2" is displayed on the LCD. ▼ 4. "Location information":   Location No. is displayed on the LCD.  Can be selected between "P.000"...
  • Page 39 additional recordings (up to 3 Memory Blocks), it is recommended to set each Location No. in advance. It is useful to identify the recorded locations per Memory Block.  ● Location No. is linked to the Location list and allows to display the Location name, which corresponding to the Location No., when displaying data on PC Software.
  • Page 40 6. "Time": Time is displayed.  Can be adjusted between "00:00" and "23:59".  ◆ Press the button and proceed to the next step (Timer) when not changing the setting.  ◆ To change the setting, press the button. Then the indication on the LCD flashes.   ...
  • Page 41 8. "Memory Clear": Clear the recorded data.  ◆ Press the button to end Setting 2 when you don't clear the Memory.  ◆ P re s s i n g t h e b u t t o n f l a s h e s t h e indication on the LCD.

  • Page 42: Confirmation Of Recorded Data (Call)

      9. Confirmation of recorded data (CALL) Details of data in the present Memory Block can be viewed during recording and when recording is completed.  ◆Display of percentage of recorded data against memory capacity.  ◆ Capable of checking max, min, instant Peak/ Detection value at each channel with time &...
  • Page 43 3. Press the Button while "CALL" is displayed on the LCD. ▼ 4. Check of <Recorded qty.>   Percentage of recorded data against memory capacity is displayed.   * Memory block with recorded data is indicated by the Marks: ❶❷❸. When all 3 marks are lit up, all the Memory blocks are used.
  • Page 44 6. Display of the number of the recorded data at CH2/ the number of detected current & voltage data in case of Trigger Recording mode.   Pressing the Button moves to CH3.   ◆ Press the Button to check max, min and peak values with time and date information.
  • Page 45 <<Reference of MAX, MIN, Instant PEAK/ Detected value>> * Pressing the Button changes the information about the selected channel in following sequence.   MAX 「 Mon.Day'Year」 → 「Time:Min'Sec"」 → 「Max」 →MIN   「Mon.Day'Year」 → 「Time:Min'Sec"」 → 「Min」 → Instant Peak/Detected value 「 Mon.Day'Year」 → 「Time:Min'Sec"」...

  • Page 46: Data Transfer To Pc

      10. Data transfer to PC ● Install PC software "KEW LOG Soft 2" on your PC to enable data communication between the instrument and your PC. Refer to the HELP contained in "KEW LOG Soft 2" which shows how to install the software.
  • Page 47 10-2 Preparation for data transmission   (1) Power on the instrument, and get the instrument ready for a measurement.    ( Note: Data cannot be transferred while the instrument is performing a recording.)   (2) Start up the PC software: KEW LOG Soft 2. 10-3 Operation of PC software   ...

  • Page 48: Battery Replacement

      11. Battery replacement WARNING In order to avoid electrical shock, remove sensors from the instrument when replacing batteries. CAUTION Do not mix new and old batteries. Install batteries in the orientation as shown inside the battery compartment, observing correct polarity. When only the leftmost segment of the Battery mark is flashing on the LCD, it means battery voltage is low.

  • Page 49: Auto-Power Off Function & External Power Supply

      12. Auto-power off Function & External Power Supply 1) Auto-power off Function   LOGGER is automatically powered off in about 3 min after the last key operation while Auto-power off Function is "ON" at Setting 2. This function doesn't work during recording (LCD with mark）...

  • Page 50: Troubleshooting

      13. Troubleshooting When defect or breakdown of the instrument is suspected, check the following points first. If your problem isn't listed in this section, contact your local Kyoritsu distributor. Symptom / Check 1. Unable to measure.( is displayed.)   Check if a sensor is connected to the properly.  ...
  • Page 51 7. When the logger is connected to the PC using the USB cable, the logger connected is not detected in the logger list.   Check if the USB cable is connected correctly.   Check if the USB driver is installed.  ...

  • Page 52: Specification

      14. Specification Measuring Range and Accuracy <RMS accuracy> （AC 50/60Hz,Sine wave, Input: 10% or more of the range at CH1) KEW 8146 (30A) :100.0mA/1000mA/10.00A/30.0A KEW 8147 (70A) :100.0mA/1000mA/10.00A/70.0A KEW 8148 (100A) :100.0mA/1000mA/10.00A/100.0A Range KEW 8121 (100A) :10.00/100.0A KEW 8122 (500A) :50.00/500.0A KEW 8123 (1000A) :100.0/1000A KEW 8309 (600V) :600.0V (only 5020) Digit number 4-digit...
  • Page 53 Operating system : Successive Approximation (CH1 single synchronized sampling) Rated max. working voltage : AC9.9Vrms, 14V peak value Number of input channel : 3ch Measuring method : True RMS RMS measuring interval : approx. 100ms. Sampling interval  Normal/Trigger mode : approx. 1.65ms/CH  Capture mode : approx.
  • Page 54 Dimension : 111(H) x 60(W) x 42(D)mm Weight : Approx.265g Accessories : Alkaline battery LR6 x 4pcs PC software "KEW LOG Soft 2 : 1pce USB cable: 1pce., Carrying case Instruction manual, Quick manual Install manual, USB Notice sheet Option Leakage &...

This manual is also suitable for:

Kew 5010Kew 5020

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