Kyoritsu 4106 Manuel d'utilisateur

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Instruction Manual
Earth Resistance/ Earth Resistivity Tester
KEW 4106
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Résumé du contenu

Page 1 - KEW 4106

Instruction ManualEarth Resistance/ Earth Resistivity TesterKEW 4106

Page 2

63. FeaturesKEW4106 is a 2/ 3/ 4-Wire Digital Earth Resistance/ Earth Resistivity Tester equipped with a microcomputer and can measur

Page 3 -  Contents

74. Specification● Applicable Standards  IEC 61010-1 Measurement CAT.III 300V, CAT.IV 150V Pollution degree 2  IEC 61010-031 Standard for hand

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8● Measuring method for Earth Resistance  Fall-of-potential method (currents and voltages measured via the Probes)● Measurement method of Earth Resist

Page 5 - 1. Safety Warnings

9● Dimension 167(L) x 185(W) x 89(D)mm● Weight approx 900g (including batteries)● Power source DC12V : sizeAA manganese dry battery (R6P) x 8 pcs *

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105. Instrument Layout● Instrument body and Connector① LCD② ENTER/SAVE Key ③ ESC Key ④ MENU Key ⑤ Backlight Key ⑤ Cursor Key ⑥ TEST Button⑦

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11● LCD Indications● Accessories  Precision Measurement Test Leads MODEL7229  (red 40m, yellow 20m, black 20m, green 20m)# DANGER● Do not connect the

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12 Auxiliary Earth Spike MODEL8032 x 2 sets (4 spikes in total) Cord Reel MODEL8200-04 x 1set (4reels in total) (for MODEL7229) Optical Adaptor M

Page 9 - 2. How to store the Cover

136. Marks and Messages displayed on the LCDFollowing marks and messages are displayed while measurements.Marks and Messages DetailsBattery voltage is

Page 10 - 3. Features

147. Measurement Principle7-1 Principle of Earth Resistance MeasurementsThis instrument makes earth resistance measurements with fall-of-potenti

Page 11 - 4. Specification

158. Preparation for Measurement8-1 Battery Voltage CheckPower on the instrument. If the display is clear without the Low battery mark " "

Page 13 - EEEEAB ++++±=

16Settings of following parameters can be made on this instrument ● Wire : Measurement method (Wiring System)● Freq : Measurement frequency ● Site

Page 14 - 5. Instrument Layout

17Selecting a desirable frequency with the Cursor Key, and pressing the “ “ Key returns to the “CONFIG_SETTING” Screen (Fig.12) with the selected fr

Page 15 - Result Display Screen

188-2-5 Setting for the interval between Auxiliary Earth Spikes at Earth Resistivity (ρ) MeasurementsMaking setting of the intervals between

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19Time Setting can be done in following procedure.Select “Date/Time” with the Cursor Key on the CONFIG_SETTING Screen, and press the “ ” Key to

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20(2) Date Setting Date is displayed in the following order: Month/ Day/ Year. Put the cursor on “Date” and press the “ ” Key to display the

Page 18 - 7. Measurement Principle

218-2-7 Setting for the residual resistance (Rk) on the Test LeadsThis instrument can store the residual resistance (Rk) of the Test Leads

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22Following message appears and shows that the data cannot be saved when the “ ” Key is pressed with above display.Note) Following message appears

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238-5 Series Interference Voltage (Earth Voltage) MeasurementMeasurements are automatically started during a measurement of earth resistances

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249. Measurement Method# DANGER● No voltage should be applied between the measuring terminals at earth resistance measurements.9-1 Earth Resistance M

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259-1-1 Precise Measurement (3-Wire) * with Earth Test Leads MODEL 7229This is a standard method to measure earth resistances. The measured earth resi

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 Contents1. Safety Warnings ...12. How to store the Cov

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26(4) Earth Resistance Measurement Select a Range (any Range is ok) when the connection is done, and press the TEST Button. A message

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27# DANGERThe Re measurement cannot be made when a warning message “Voltage High!!” like shown in Fig.37 appear on the LCD. Voltages more than 15V exi

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28(2) Setting of Rk The measured results obtained at 4-Wire system are not be influenced by the Test Leads Connected to the “E” Terminal,

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29Note) If a message “ ” or “ ” appear on the LCD, auxiliary earth resistance is too high to make measurements. Recheck the connection

Page 28 - 9. Measurement Method

30(1) Setting of Wiring System Select “Wire (2)” with reference to “8-2-2 Setting for Measurement Method” in this manual.(2) Setting of Rk

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31(5) Measured resistances at simplified measurements Two-Wire method is used for the simplified measurements. In this method, earth res

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32 (e.g. The spike should be stuck in the depth of 25cm or less when the interval of the Auxiliary Earth Spikes is 5m.) If the Spikes stuck

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33 Pressing the Cursor Key “ ” displays parameters like shown in Fig.43. Press the “ ” Key to return to the Main Screen. If

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3410. Store/ Recall the Measurement ResultsMeasurement conditions and measured results can be saved in the memory of the instrument. (max 800)The sto

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3510-2 How to recall the saved dataThe saved data can be displayed on the LCD according to following sequence.Press the “ ” Key on the Ma

Page 34 - Supply Transformer

9. Measurement Method ... 24 9-1 Earth Resistance Measurement ...

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36Pressing the “ ” or “ ” Key while the cursor is on the “Cancel” returns to the Review Screen without deleting data.Put a cursor to “Delete”

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37Press the “ ” Key to return to the Review Screen without deleting data. Press the “ ” Key to delete the whole data. Then a following message is d

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3811. Battery and Fuse Replacement# DANGER● Never attempt to replace batteries while making measurements.  When replacing the Fuse, use the one with s

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39SPARE FUSESCREWFUSEBATTERYFig. 61

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4012. Case and Shoulder strap AssemblyBy hanging the instrument around the neck, both hands will be let free for testing.Pass the Shoulder strap

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4113. Before Sending for ServiceIf this instrument should fail to operate correctly, return it to your nearest Distributor stating the

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42● Incapable of measuring earth resistance  Voltages of 20V or more are being applied between the “E“ and “S(P)”Terminals. (Fig.68)  The upper limit

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43● Incapable of saving data  The LCD reads as shown in Fig.73.The memory capacity is full. (800 data) To save new data, old data should be deleted fi

Page 43 - SPARE FUSE

1-09 92-1962ADISTRIBUTORKyoritsu reserves the rights to change specifications or designs described in this manual without notice and without obligati

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11. Safety WarningsThis instrument has been designed, manufactured and tested according to IEC 61010: Safety requirements for Electronic

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2# DANGER● Never make measurement on a circuit in which electrical potentials exceeding AC/DC300V exist.● Do not attempt to make measu

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3# CAUTION● Set and check the Range switch to the appropriate position before making measurement. ● Set the Range switch to “OFF” pos

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4SymbolsCAT.IVThe circuit from the service drop to the service entrance, and to the power meter and primary overcurrent protection d

Page 48 - DISTRIBUTOR

52. How to store the CoverThis instrument has a dedicated Cover to protect against impacts from the outside and prevent the instrument

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