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User Manual - PMC Rentals

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1. lt 1 gt 100msec 5 Motor Trigger Motor Time O Point foie Waiting Trigger AC Awi AC N f WA mM iii e net i lt 1 gt Nw After Trigger ml ae ENTER AC o arar A lt l J Aw lt 2 gt 8 5 DCA ZERO We recommend that you perform zero adjust DCA ZERO before measuring DCA mode NOTE Remove the jaws out of the conductor Press the HOLD key of right side for more than 2 seconds After is displayed ZERO adjustment is confirmed DCA Zero is only available in AUTO SENSE DC and AC DC mode HOLD gt 2 Sec DC ZERO 8 6 Measuring Frequency Hz AC mode only lt 1 gt Turn the function switch to the voltage V gt or current A position lt 2 gt Using the ENTER key to confirm AC mode lt 3 gt Using the cursor key to select Hz and then press the ENTER key to confirm The unit of Hz and the frequency value are displayed Using ENTER key to change unit to cancel aa uN AN wy TI 9 0 AC Hz AC many pann 242 n EIL ENTER lt RANGE gt On measuring frequency Using the cursor key to select RANGE and then press the ENTER key to confirm The frequency range is fixed Each time RANGE ENTER key is pressed range is changed On measuring frequency ACV or ACA range is fixed 12 8 7 MAX MIN The minimum and maximum value during measurement are u
2. User s CW10 Manual Clamp on Power Meter Store this manual in an easily accessible place for quick reference YOKOGAWA amp IM CW10 JA Japanese amp IM CW10 EN English 5th Edition April 2015 YMI Yokogawa Meters amp Instruments Corporation Regarding the Safe Use of This Product When operating the instrument be sure to observe the cautionary notes given below to ensure correct and safe use of the instrument If you use the instrument in any way other than as instructed in this manual the instrument s protective measures may be impaired YOKOGAWA is by no means liable for any damage resulting from use of the instrument in contradiction to these cautionary notes The following safety symbols are used on the instrument and in this manual Danger Handle with Care This symbol indicates that the operator must refer to an explanation in the User s Manual in order to avoid risk of injury or death of personnel or damage to the instrument Hazardous Voltage This operator must never attempt to touch equipment or parts marked with this symbol This symbol indicates double insulation or reinforced insulation This symbol indicates direct current DC Th
3. The phase Line2 is ahead of Line1 oe It is not possible to judge It is possible that you remove the test LoU leads before completing the whole testing procedures lt 6 gt To repeat the test use the cursor key to select RST again and then press the ENTER key to confirm 18 8 11 Mesuring Resistance A caution To avoid damage to instrument Turn off the power to the circuit under test before starting measurement in order to prevent any excessive voltage from being applied to the instrument On measuring resistance 22 use AUTO SENSE mode to measure three items automatically Resistance Continuity check and Diode test NOTE Maximum open circuit voltage Resistance continuity check approximately 3 V Diode test approximately 1 8 V 1 8 V Manual setting When you do not use the AUTO SENSE 8 11 1 Resistance Q lt 1 gt Turn the function switch to the Resistance position lt 2 gt Plug the test leads to terminals lt 3 gt Use the cursor key to select Resistance Q and then press the ENTER key to confirm lt 4 gt Read the measured value To return AUTO SENSE press the cursor key for more than 2 seconds NOTE To measure manual range the range is fixed use the cursor key to select RANGE and then press the ENTER key to confirm Function switch 2 position AUTO SENSE To ML a n A RANGE Resi
4. maximum input voltage and current e Avoid using the instrument if it has been exposed to rain or moisture or if your hands are wet e Barrier is for to avoid touching the HAZARDOUS LIVE conductor Be careful not to across the Barrier when using the instrument Do not use the instrument if there is any damage to the casing or when the casing is removed Use the test leads supplied by Yokogawa with this instrument Do not use test leads that have deteriorated or are defective e Check the test leads continuity When you attach or remove the test leads or remove the case for example to charge the battery be sure to remove the test leads from the circuit under measurement When you remove the case for example to change the battery be sure to remove the test leads from the instrument e Safety protectors such as rubber insulated gloves should be worn to prevent electrical shock when using the instrument e There are caps at the ends of the test leads To ensure safety safety standard EN 61010 031 be sure to put the caps on the leads when you use them No person except personnel from Yokogawa is authorized to disassemble this instrument Do not attempt to repair modify the instrument yourself as doing so is extremely dangerous ZA caution e The product is for domestic use Class B and meets the electromagnetic compatibility requirements Do not use the instrument near noise emitting equipment or where
5. Voltage Sanse Z WARNING Even if Voltage Sense LED does not light do not touch unshielded wire cable with bare hand In case voltage is detected by the jaw the red LED lights up Ensure that the tip of the jaw touches the object wire Take care that the tip of the jaw does not touch other wires Use the Voltage Sense LED as an aid only if wire is energized or not Live wire Voltage Sense LED 8 14 Buzzer The CW10 beeps once for every valid key press operation and beeps twice for every invalid key press 8 15 Additional Power on Function Hold one of the keys below and turn the function switch from OFF to any position to configure various function Key Configured Function Upward of Display of the software version Cursor key Example c128 Downward of Disable cancel Auto power off Cursor key Leftward of Cursor key Disable cancel Backlight HOLD key f ZERO Display all LCD symbols approx 10 sec 9 Battery State display and Battery Replacement 9 1 Battery State display A decrease in the battery voltage is displayed in the following four steps Replace the battery as soon as the low battery 4 Replacement indicator appears to avoid inaccurate reading 1 2 3 4 Full 2 3 1 3 Replacement 9 2 Bayttery Replacement ZN WARNING Turn the function switch to OFF and remove the test leads before the battery case is opened Insert
6. c eee eee 15 8 10 1 Single phase 2 wire ee 15 8 10 2 3 phase 3 wire balanced unbalanced 16 8 10 3 3 phase 4 wire balanced unbalanced 16 8 10 4 Phase Rotation 4266 e eee es 17 8 11 Mesuring Resistance 19 BTL Resistance O 24 r45 cc0nageuet ees Ea 19 8 11 2 Continuity Check oe rocia ciiao iranis iiia 20 US Diode eS oiecccaerncade ET 20 8 12 HOLD i SE tor ees che cae Eee sg 20 8 13 Voltage Sanse an Lee EE tEn pEi 20 0 21 8 15 Additional Power on Function 21 9 Battery State display and Battery Replacement 21 9 1 Battery State display iasa ccana asisas adh 21 9 2 Bayttery Replacement ee eee 21 10 Specifications Ses ns ERECT ETDE TESE 22 10 1 General Specifications 22 TOD ACCUVACV Sa Sa 23 11 Maintenance and After Sales Service 26 12 Sales in Each Country or Region 26 12 1 Disposing the PedMelL Te 1 26 12 2 How to Replace and Dispose the Batteries 26 12 3 Authorized Representative inthe EEA 26 12 4 For the Pollution Control of Electronic and Electrical Products of the People s Republic of China 27 Disk No CW10 5th Edition April 2015 All Rights Reserved Copyright 2011 Yokogawa Meters amp Instruments Corporation Printed in Taiwan 3 1 Checking the Contents of the Package After opening the package be sure to check the product as instructed below before use 1 Main Un
7. the measured data or DCA ZERO Zero adjustment Use this switch to turn the power on and off and to select the measurement mode Opens and closes the jaws LCD display Cursor and Enter key Input terminals for test leads NOTE There is the mark on the terminal but this device does not have a function for measuring capacitance 4 Display LCD ST ann 1n APO WW an WW ty i Hy NN 1 2 HOLD gt S AUTO SENSE ZERO INRUSH AC DC PEAK MAX MIN LPF m OD YP ENA Z a THDPF RST Hz AC DC AC DC is MAX MIN LPF RANGE 5 Power ON OFF and Auto power off Z caution Check that the meter operates normally Turn the function switch to the measurement any position from OFF To end measurement turn the function switch off lt Auto power off gt Indication APO This instrument automatically turns off about 15 minutes after the last switch operation Recovering the Auto power off function Turn off the power Turn on the power When the function is not use cancellation Turn off the power Hold down Downward of cursor key turn the function switch to any position The APO display goes off If the instrument is used with the Auto power off function cancelled take care not to let the battery run down 6 Cursor ENTER key Cursor key Moves the Cursor four directions to the item mode of display you wish select Press the convex key toward selecting mode ENTER key Confirms the ite
8. value lt approx 10 Hz 0 00Hz 5 Harmonic Measurement Indiviual Harmonic Harmonic Resolution order Maximum reading Accuracy 1st to12th 5 10 h01 h12 99 9 13th to 25th a 10 10 h13 h25 i Maximum input voltage and current 1000 Vrms 600 Arms The rdy is displayed at ACV lt 10 Vrms ACA lt 10 Arms The OutF is displayed at f lt 45 to 65 lt f f fundamental frequency 6 Inrush Current Resolution Function Range Maimun readind Accuracy 0 ACA 100 A 99 99 A 2 5 20 600A 600 0 A 2 5 5 Maximum input current 600 Arms 600 A Guaranteed accuracy not maximum reading 100A range ACA210 Arms Sine wave 50Hz 60Hz 600A range ACA2100 Arms Sine wave 50Hz 60Hz Measurement time approx 100ms 24 7 Active Power W Function Range Resolution Maximum reading Accuracy 10 kw 9 999 kW CN TE 0 100kW 99 99 kW CN 600 kW 600 0 kW ACW DCW The measured value lt 1 000 kW add 10digits to the accuracy 600 kW Guaranteed accuracy not maximum reading Conditions of accuracy combination of Voltage and Current range 10 kW range 100Vand100A 100 kW range 100 Vand600Aor1000 V and 100A 600 kW range 1000 V and 600A Other combinations Accuracy Current accuracy x Voltage reading Voltage accuracy x Current reading Maximum input voltage and current 1000 Vrms 600 Arms
9. 100 A 99 99 A 50 sfs60 Hz 1 5 5 ACA 600A 600 0 A 60 lt f lt 400 Hz 5 0 5 The measured value lt 1000 digits add 5 digits to accuracy Input current gt 0 10A at 100 A range of ACA and LPF ACA 600A Guaranteed accuracy not maximum reading Maximum input current 600 Arms 848 5Apk Conductor position effects 1 0 of reading AC DC accuracy ACA accuracy DCA accuracy Crest factor effects 1 4 lt CFs 2 0 add 1 0 of reading to accuracy 2 0 lt CFs 2 5 add 2 5 of reading to accuracy 2 5 lt CFs 3 0 add 4 0 of reading to accuracy Maximum input current 420 Arms CF 2 280 Arms CF 3 DCA accuracy after DCA zero adjustment 23 3 Peak Hold AC mode only 1 Resolution Function Range Maximum reading Accuracy 100 V 140 0 V RON 1000 V 1400 V NR 100A 140 0A ACA 3 0 15 amp 600 A 850 A h PEAK MAX polarity polarity Maximum input voltage and current 1000 Vrms 600 Arms Sine wave ACV gt 5 Vrms ACA 2 5 Arms 50 to 400 Hz continuous wave 4 Frequency Hz Function Pina Accuracy 100 Hz 20 00 to 99 99 Hz 1000 Hz 20 0 to 999 9 Hz 0 5 3 10 kHz 0 020 to 9 999 kHz Maximum inp ut voltage and current Input condition Sine wave 1000 Vrms 600 Arms 100 V range 10 to 100 Vrms 1000 V range 100 to 1000 Vrms 100 A range 10 to 100 Arms lt 400 Hz 600 A range 100 to 600 Arms lt 400 Hz The measured
10. ACW ACV210 Vrms and ACA25 Arms Sine wave 50 lt f lt 60Hz PF 1 00 DCW at DCV210 V and DCA25 A after DCA zero adjustment 8 Power Factor i Resolution Function Measuring reading Accuracy Powel 1 00 to 0 00 to 1 00 3 2 digits factor Maximum input voltage and current 1000 Vrms 600 Arms PF ACV210 Vrms and ACA25 Arms Sine wave 50 lt f lt 60Hz 9 Resistance Continuity check Q Resolution Function Range Maxmur steading Accuracy Resist 1000 Q 999 9 Q 1 0 5 SR 10 ko 9 999 KQ ee es 100 kO 99 99 kO ae 1000 Q 999 9 Q 1 0 5 Continuity The buzzer turns on for resistances lower than check approx 300 Response time approx 100m sec Maximum input voltage 1000 Vrms Maximum test current approx 0 5 mA Open circuit voltage approx 3 V 10 Diode Test 3 r Resolution Function Measann Feading Accuracy pide 0 40 to 0 80 V 0 1 V Test Maximum test current approx 0 5 mA Open circuit voltage approx 1 8 V 25 11 Maintenance and After Sales Service Please direct question about this product to the contact listed on the Inquiries or to your nearest Yokogawa dealer Recommended calibration period 1 year 12 Sales in Each Country or Region 12 1 Disposing the Product Waste Electrical and Electronic Equipment WEE Directive This directive is valid only in the EU This product complies with the WEEE directiv
11. China They are applicable only in China SRI Pb Hg Cd Cr CD PBB PBDE BR x O O Oo O O ASSY x O Q O O x O O O O O x O O Oo O O O GB T 26572 X GB T 26572 D SJ T 11364 27 m Notice Regarding This Manual e Every effort has bee
12. ER key for more than 2 seconds nth order harmonic voltage current rms value 100 fundamental wave voltage current rms value sy AC ENTER wire gt gt sEc LA V Vv li RIGHTWARD AC gt AC in 4 nnn e209 LEFTWARD NR UPWARD UPWARD DOWNWARD DOWNWARD p FAT RIGHTWARD S HU gt rc H a r TI wo Ee LEFTWARD qj ope J 8 9 Low pass filter AC mode only The CW10 has a function for turning the filter on use off On ACV or ACA mode using ENTER key to confirm AC Using the cursor key to select LPF and then press the ENTER key to confirm AD ay wy wy ww wg 0 AC LPF AC cr mp ALILI ENTER NOTE Cut of frequency approximately 1 kHz 14 8 10 Measuring Active Power Z WARNING Do not apply more than 1000 VDC or 1000 Vrms 1414 2 Vpk Do not apply more than 600 ADC or 600 Arms 848 5 Apk 8 10 1 Single phase 2 wire lt 1 gt Turn the function switch to the Active power Wz position lt 2 gt Connect the red test lead to Line and the black test lead to N lt 3 gt Squeeze the open close lever to open the jaws and clamp them onto the wire under test Ensure that the jaws are properly closed and the conductor runs thru the center of the clamp lt 4 gt When me
13. asuring Active power Use the cursor key to select W and then press the ENTER key to confirm When measuring Power factor Use the cursor key to select PF and then press the ENTER key to confirm Power source NOTE e The symbol on the jaw must face on the power source side In Auto sense mode The CW10 can detect ACW or DCW automatically Overload over range Description OL U Voltage overload OL A Current overload OL UA Both Voltage and current overload OL kW OL kW Active Power gt 1000 kW or lt 1000 kW Active power polarity Non display Indicates the power flows from the power source to the load Minus Indicates the power flows from the load to the power source Power factor polarity Non display The phase of the current signal is lagging behind the voltage signal inductive load Minus The phase of the current signal is leading the voltage signal capacitive load 15 8 10 2 3 phase 3 wire balanced unbalanced To use two the CW10 lt 1 gt Turn the function switch to the Active power Wz position lt 2 gt Connect following connecting diagram lt 3 gt Use the cursor key to select W and then press the ENTER key to confirm Active power W W1 W2 sum total 3P3W W W1 W2 Y star connection Delta connection 8 10 3 3 phase 4 wire balanced unbalanced To use three the CW10 lt 1 gt Turn the
14. e marking requirement This marking indicates that you must not discard this electrical electronic product in domestic household waste Product Category With reference to the equipment types in the WEEE directive this product is classified as a Monitoring and Control instrumentation product When disposing products in the EU contact your local Yokogawa Europe B V office Do not dispose in domestic household waste A 12 2 How to Replace and Dispose the Batteries EU Battery Directive This directive is valid only in the EU Batteries are included in this product When you remove batteries from this product and dispose them discard them in accordance with domestic law concerning disposal Take a right action on waste batteries because the collection system in the EU on waste batteries are regulated Battery type Alkaline dry cell D4 Notice This marking indicates they shall be sorted out and collected as ordained in the EU battery directive How to remove batteries safely For further details see 9 2 Battery Replacement 12 3 Authorized Representative in the EEA Yokogawa Europe B V is the authorized representative of Yokogawa Meters amp Instruments Corporation for this product in the EEA EEA European Economic Area To contact Yokogawa Europe B V see the separate list of worldwide contacts PIM 113 0122 26 12 4 Forthe Pollution Control of Electronic and Electrical Products of the People s Republic of
15. ectromagnetic Conformity Standard tS ANTASA Iz Environmental standard EN50581 Monitoring and control instruments Dimensions Approx 87 5 mm W x 242 mm L x 51 mm D Diameter of measurable conductors 37mm Maximum Weight Approx 435g including the battery Accessories Test leads 1set Red and Black Soft case 93044 9V alkaline battery 6LR61 User s Manual 22 10 2 Accuracy 23 5 C 80 RH or less Accuracy of reading digits 1 Voltage V5 Rms value detection Function Range eC NN Accuracy 100V 99 99 V DON 1000 V 999 9 V miles a 100 V 99 99 V 1 0 5 1000 V 999 9 V 50 lt f lt 500 Hz LPF 100 V 99 99V 50 lt f lt 60Hz 1 0 5 ACV 1000 V 999 9V 60 lt f lt 400Hz 5 0 5 DCV lt 1000 digits add 6 digits to accuracy ACV lt 1000 digits add 3 digits to accuracy Maximum input voltage 1000 Vrms 1414 2 Vpk Input impedance approx 3 5MQ lt 100pF AC DC accuracy ACV accuracy DCV accuracy Crest factor effects 1 4 lt CFs 2 0 add 1 0 of reading to accuracy 2 0 lt CFs 2 5 add 2 5 of reading to accuracy 2 5 lt CFs 3 0 add 4 0 of reading to accuracy Maximum input voltage 690 Vrms CF 2 460Vrms CF 3 2 Current AZ Rms value detection Function Range MM Accuracy DCA 100A 99 99A 1 5 20 600A 600 0 A 1 5 5 ACA 100 A 99 99A 50 lt f lt 60 Hz 1 5 5 600A 600 0 A 60 lt f lt 400 Hz 2 0 5 LPF
16. function switch to the Active power Wz position lt 2 gt Connect following connecting diagram lt 3 gt Use the cursor key to select W and then press the ENTER key to confirm Active power W W1 W2 W3 sum total 16 3P4W W W1 W2 W3 8 10 4 Phase Rotation The CW10 can measure test phase rotation Only if the system frequency is stable lt 1 gt Turn the function switch to the Active power Wz position lt 2 gt Use the cursor key to select RST and then press the ENTER key to confirm lt 3 gt Connect the red test lead to the phase Line1and the black test lead to the phase Line3 If connecting is normal L1 is displayed flash for about 3 seconds Indication ai flash Condition OLU Voltage gt 1000 V LoU Voltage lt 30 V outF Frequency lt 45 Hz 65 Hz lt Frequency 17 Line1 s 2 Red Line 2 Black Line 3 ote er is SY RST RST lt 4 gt L2 is displayed and then buzzer beeps twice Switch over the red test lead to connect to the phase Line2 immediately before L2 disappears lt 5 gt After L2 disappears the following testing result is displayed ee ee m3 a7 DEn Ai 8 TRST TRST TRST Indication j testing result Explanation 123 Forward sequence The phase Line1 is ahead of Line2 321 Reversed sequence
17. h indication is affected by the ACV value Example 500 0 V 2 AC Current Turn the function switch to the current A position After using the ENTER key to confirm AC mode use the cursor key to select Peak Hold Wa Press the ENTER key for more than 2 seconds to select PEAK MAX gt Press the ENTER key to switch between PEAK MAX polarity and PEAK MIN polarity To cancel Peak Hold press the ENTER key for more than 2 seconds NOTE Bar graph indication is not PEAK value Bar graph indication is affected by the ACA value Example 500 0 A ni WW gt C MM WW gt 2SEC gt Aw ENTER WU NMM wun 0 AC PEAK MAX iz A IZ t4 RT NM pS 6 AC PEAK nl MIN Ir Um iS 1 gt A 8 4 Inrush current AC mode only The CW10 has a function for measuring Inrush current Turn the function switch to the current A position Using the ENTER key to confirm AC mode Using the cursor key to select Peak Hold Hy Inrush current and then press the ENTER key to confirm INRUSH Waiting state after trigger the Inrush current value RMS for 100m seconds measurement period is displayed Press the ENTER key once to return ACA mode Press the ENTER key once again to return waiting state restart NOTE If the Inrush current is expected to exceed 100 ACA select 600 A range in advance of measuring AA 0 0A
18. is symbol indicates aiternating current AC This symbol indicates ground earth This symbol indicates a battery This symbol indicates that this instrument designed to be applied around or removed from HAZARDOUS LIVE conductors provided if the RATED circuit to earth voltage dose not exceed the value indicated in the measurement category This symbol indicates If the measured voltage is greater than 30 V DC or AC RMS or Overload OL or OL Indicates a hazard that may result in the loss of life ZN WARNING or serious injury of the user unless the described instruction is abided by Indicates a hazard that may result in an injury to the user and or physical damage to the product or A CAUTION other equipment unless the described instruction is abided by Always observe the following instructions Failure to do so may result in electrical shock or other dangers that may lead to serious injury or the loss of life Z WARNING e The instrument is a power measurement instrument that can measure parameters such as voltage current and power Do not use this instrument for any other purpose Do not use the instrument if there is a problem with its physical appearance Do not use the instrument in an atmosphere where any flammable or explosive gas is present e To avoid a short circuit or an accident to personnel use this instrument within the RATED circuit to earth voltage
19. it CW10 including battery 2 Test leads 1set Black and Red 3 User s Manual 4 Soft Case 2 Measurement Category ZN WARNING When you use the test leads attach or remove the caps according to the measurement category CW10 main unit 1000V CAT Ill 600V CAT IV Test leads With Caps 1000V 10A CAT III 600V 10A CAT IV Without Caps 1000V 10A CAT II Measurement Ni Category Other circuits that are not None directly connect to MAINS Other mains power source For measurement performed Appliances CAT II on circuits directly connected portable equipment to the low voltage installation letc For measurement performed Distribution board in the building installation circuit breaker etc For measurement performed at the source of the low voltage installation Overhead wire cable systems etc 3 Components 4 Barrier CW10 Test leads 1 Jaw section 2 Light 3 Voltage sense LED Caps of Test leads 5 Hold and Zero k ola an ero key EJ eg 6 Function switch 7 Open close lever 8 LCD display 9 Cursor m Enter key h 4 as Black Red 10 Terminals of test leads Main Unit CW10 RoO OO 7 8 9 10 ls a precision sensor for detecting currents When the jaws are open the light will illuminate In case voltage is detected by the jaw the red LED lights up Prevents contact with the wires Retains
20. m mode NOTE Push whole key toward requisite item Push down the center position of key to confirm ENTER key 7 Making Basic Measurements 7 1 Measuring Voltage ZA WARNING Do not apply more than 1000 VDC or 1000 Vrms 1414 2 Vpk Plug the test leads to the input terminals NOTE When connecting the test leads to the circuit under measurement connect the black common before connecting the red live when removing the test leads remove the red live before removing the black common Turn the function switch to the Voltage V position Read the voltage value of display On Auto Sense mode the CW10 automatically detects AC or DC DC AC AU SENSE Po SENSE p wir ww eee 1 Test leads 7 2 Measuring Current ZN WARNING Do not apply more than 600 ADC or 600 Arms 848 5 Apk When you measure the current be sure to remove the test leads from the instrument Squeeze the open close lever to open the jaws Insert a wire from the measurable conductors under the test though the jaws making sure the tops of the jaws are tightly shut Turn the function switch to the Current A position Read the current value of display Using Auto Sense mode the CW10 automatically detects AC or DC NOTE When performing a measurement hold the instrument so that the measured conductor cable runs at the center of the clamp e Ensure that the orientation of the clamp to
21. n made to ensure accuracy in the preparation of this manual However should any errors or omissions come to the attention of the user please contact Yokogawa The contents of this manual is subject to change without prior notice because of improvement in performance or function All rights reserved No part of this manual may be reproduced in any from without Yokogawa s written permission 28 YOKOGAWA amp Yokogawa Meters amp Instruments Corporation PIM 113 01Z2 Contact information of Yokogawa offices worldwide is provided on the following sheet PIM 113 01Z2 Inquiries List of worldwide contacts Compliance with the Radio Waves Act Republic of Korea This product complies with the Radio Waves Act Republic of Korea Note the following when using the product in Republic of Korea The product is for domestic use Class B and meets the electromagnetic compatibility requirements Registration No KCC REM IMY EEN301 Equipment Name Clamp on Power Meter Trade Name Yokogawa Meters amp Instruments Corporation Manufacturer Yokogawa Meters amp Instruments Corporation Country of Origin Taiwan
22. pdated displayed Using the cursor key to select MAX MIN and then press the ENTER key to MAX MIN mode To cancel the function press the ENTER key for more than 2 seconds WW WW WW 0 AC AC MAX annn gt aran Aggy Mamin d YANLI MAXMIN MAXMIN ENTER MAX t MAXMIN gt 2sec a j Ar MIN a II MM IL MAXMIN NOTE HOLD key is pressed in MAX MIN mode the MAX and MIN values are not updated HOLD is appeared To cancel the function press the HOLD key again 8 8 Harmonic Measurement AC mode only 8 8 1 THD Measurement Harmonic measurements fundamental wave to 25th harmonics can be displayed In ACV or ACA mode after confirming AC using the ENTER key use the cursor key to select THD and then press the ENTER key to confirm Press the ENTER key to toggle between the rms value and the distortion factor 25 gt nth order harmonic voltage current rms value 2 THD F n 2 x100 fundamental wave voltage current rms value 2 miyun pumn p wna 3 0 gt AC AC nnn em mn TT V Ho TET ENTER 13 8 8 2 Individual Harmonic Mesurement Harmonic measurements individual order fundamental wave to 25th can be displayed In ACV or ACA mode after confirming AC using the ENTER key use the cursor key to select Jy and then press the ENTER key to confirm To cancel the function press the ENT
23. stance Continuity a AUTO rnin LL a mo a EN RANGE Buzzer Beep 0 Red Black X N Test leads Test leads Diode Test i ii u a ot a RANGE Forward bias Reverse bias Red Black Red Black Test leads Test leads 19 8 11 2 Continuity Check lt 1 gt Turn the function switch to the Resistance position lt 2 gt Plug the test leads to terminals lt 3 gt Use the cursor key to select Continuity check and then press the ENTER key to confirm NOTE At 1000 Q range continuity check the buzzer turns on for resistances lower than approx 30Q 8 11 3 Diode Test lt 1 gt Turn the function switch to the Resistance position lt 2 gt Plug the test leads to terminals lt 3 gt Use the cursor key to select Diode test and then press the ENTER key to confirm NOTE The bad is displayed when measuring a diode conducted at forward and reverse bias 8 12 HOLD Press the HOLD key right side to hold the measured value To cancel press the HOLD key again WWM WM wy a Ill ww wy 0 0 AC ili AC 9 yin 1 A Press ir A F Hold key x 2 NOTE On ACA mode Press the HOLD key for more than 2 seconds for zero adjust See also Section 8 5 DCA ZERO Alarm during Hold The CW10 beeps continuously and the display will flash if the measured signal is larger than the display reading at Voltage Current and Active power function To cancel press the HOLD key 8 13
24. the battery correctly to the holder with their polarities Replacement 10 Specifications 10 1 General Specifications Display count 9999 6000 Measuring rate 3 times sec Over range indicator OL or OL Auto Power Off Approx 15 minute Low battery indicator B four steps Power supply 9V alkaline battery 6LR61 Battery life When using alkaline battery backlight off Approx 20 hours Operating temperature and humidity 0 to 50 C with no condensation lt 80 RH 0 to 30 C lt 75 RH 30 to 40 C lt 45 RH 40 to 50 C Temperature coefficient At 0 to 18 C and 28 to 50 C Add 23 5 C accuracy x 0 2 C Storage temperature 10 to 50 C 80 RH or less remove the battery Withstand voltage AC 6880 Vrms 5 seconds between the core and the case AC 4300 Vrms 5 seconds between the core and the voltage input terminals AC 6880 Vrms 5 seconds between the voltage input terminals and the case Insulation resistance 100 MQ or greater at 1000 VDC between the core and the case the core and the voltage input terminals and the voltage input terminals and the case Safety standards EN61010 1 EN61010 2 033 EN61010 2 032 1000 V CAT III 600 V CAT IV EN61010 031 the test leads Pollution degree 2 indoor use altitude 2000m or less EMC standards EN61326 1 Class B EN61326 2 1 EN61326 2 2 EMC Regulatory Arrangement in Australia and New Zealand EN55011 Class B Group 1 Korea El
25. the direction of the conductor wire is correct as shown right The measurd conductor I D 0 8 Others Function 8 1 AUTO SENSE Using Auto Sense mode the CW10 automatically detects AC or DC The detection is determined by whichever input is greater To select manual mode Example DC mode Use the cursor key to select under DC flash and then press the ENTER key to confirm Upper DC indication is fixed and AUTO AUTO RANGE is displayed To return AUTO SENSE press the ENTER key for more than 2 seconds AUTO SENSE AC 8 2 RANGE To select manual range fixed Use the cursor key to select RANGE and then press the ENTER key to confirm To cancel manual range press the ENTER key for more than 2 seconds Example ACV 100 V range 1000 V range On Auto sense mode the measuring range is automatic 8 3 Peak Hold AC mode only 1 AC Voltage Turn the function switch to the voltage V position After using the ENTER key to confirm AC mode use the cursor key to select Peak Hold gt and then press the ENTER key to confirm Press the ENTER key to switch between PEAK MAX polarity and PEAK MIN polarity To cancel Peak Hold press the ENTER key for more than 2 seconds wes od AC PEAK MAX gt LIM Av LI E ENTER 45 wos AC PEAK MIN a a a m NAN O We NOTE Bar graph indication is not PEAK value Bar grap
26. there may be sudden changes in temperature Otherwise the instrument may produce an unstable readings or errors Do not wipe the instrument using an organic solvent When cleaning the instrument use a dry cloth Do not leave the tester exposed to direct sunlight or in a hot and humid location such as the inside of a car for any prolonged length of time e If the instrument will not be used for long periods remove the battery Contents Regarding the Safe Use of This Product 9 1 1 Checking the Contents of the Package 4 2 Measurement Category 4 3 IGOMPONGSMES aa 5 4 Display lCD sco ededcck ch ok tine aa ER 6 5 Power ON OFF and Auto power off 2 00 6 6 G rso ENTER KEY renes i a EE cash E EA E Renan 6 7 Making Basic Measurements 7 7 1 Measuring Voltage 6 6 6 7 7 2 Measuring Current 7 8 Others FUNGON oa CE RD 8 8 1 AUTO SENSE LSE 8 8 20 NG 8 8 3 Peak Hold AC mode only ee 9 8 4 Inrush current AC mode only 11 8 5 DCA ZERO osoarena erie aye ee RE RD 12 8 6 Measuring Frequency Hz AC mode only 12 87 MAXMIN caress dit anirered onneani ESERE 13 8 8 Harmonic Measurement AC mode only 13 8 8 1 THD Measurement en 13 8 8 2 Individual Harmonic Mesurement 14 8 9 Low pass filter AC mode only aoaaa aaa 14 8 10 Measuring Active Power 00 0

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