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PC520M

1. 4 9 RS232C Interface The instrument equips with optical isolated interface port at the back of meter body for data communication Optional accessories KB RS2 RS232 cable KB USB2 USB cable and PC Link or PC Link Plus software are required for Data logging system Refer to an instruction manual in the PC Link or PC Link Plus for further details 4 10 Data Logging Mode Prouder of data logging 4 10 1 Select interval of data logging Press the MEMORY INTERVAL button momentarily Sampling speed interval is shown Factory default sampling speed is t0 05 which means that sampling speed is 0 05 sec Press the 44 or button momentarily to select a different sampling speed from 0 05s 0 2s for TempeQe gt 0 4s for Hz for 1s 15 205 405 605 1205 2405 up to the slowest 4805 Press the MEMORY INTERVAL button momentarily again to confirm the new setting Note Data logging mode is not available for 50 00 500 0uF and 9999uF range because of slow response for large capacitance The sampling speed cannot be set when the data logging is running Please set the sampling speed before starting the data logging or pause the data if you want to alter the sampling speed setting during data logging 4 10 2 Start and Stop data logging mode Push the button for 1 second and more to start data logging mode The Strt start and then the interval
2. 8 4 1 1 Words T 12 5 MEASUREMENT PROCEDURE 5 1 Start Up Inspection eecossescceccsoccesoccccscocscsooccsecccsceccccccos 14 5 2 Voltage Measurement TT 15 5 3 Frequency Measurement T 16 5 4 Temperature Measurement TT 18 5 5 Capacitance Measurement and Testing Diode Resistance Measurement and Checking Continuity 19 5 6 Current Measurement 23 5 7 Howto use Optional Product pp 26 6 MAINTENANCE 6 1 Maintenance and Inspection 30 6 2 Calibration pp 30 6 3 Battery and Fuse Replacement 30 6 4 Storage HH 31 7 AFTER SALE SERVICE 7 1 Warranty and Provision HH 32 7 2 Repair s HMM 32 7 3 SANWA web sile nennen 8 SPECIFICATIONS 8 1 General Specification 8 34 8 2 Measurement Range and 36 1 SAFETY PRECAUTIONS Before use read the following safety precautions This instruction manual explains how to use your new digital multimeter PC520M safely Before use please read this manual thoroughly and keep it together with the product for your reference The instruction given under the heading WARNING must be followed to prevent accidental burn or electrical shock 1 1 Explanation of Warning Symbols The meaning of the symbols used in this manual and attached to the product is as follows A Very important instruct
3. 520 DIGITAL MULTIMETER INSTRUCTION MANUAL C C CONTENTS 1 SAFETY PRECAUTIONS 1 1 Explanation of Warning Symbols 1 1 2 Warning Instruction for Safe Use 1 1 3 Overload Protections P 2 2 APPLICATION AND FEATURES 2 1 Applications 3 2 2 Features T 3 3 NAME OF FUNCTION 3 1 Multimeter and Test eads eecocssscscccsoccssococceceoccceccccon 4 3 2 Display 4 DESCRIPTION OF FUNCTIONS 4 1 Function Switch 6 4 2 Auto Power Off 6 4 3 Low Battery indication 6 4 4 Measurement Function select oo 6 4 5 Range Hold 7 4 6 Data Hold eecossescossscccsscsccssocvecssooccseccssecoccsscccssccccceccon 7 4 7 Auto Lead Resistance Calibration 6n 7 4 8 Set Beeper Off 8 4 9 RS232C Interface wn 8 4 10 Data Logging Mode
4. e n the case of Q the modes change 0230 n the case of HA the modes change as sea dit cue ES n the case of Temp the modes change as C gt F gt C C C F F 6 4 5 Range Hold Press the RANGE button momentarily to set the manual range mode then AUTO disappears in the display In manual range mode press the button again to step through the ranges To return to the auto mode press the button for 1 sec or more then AUTO is shown Note Manual mode is not available in Hz measurement 4 6 Data Hold When the HOLD button is pressed the data display at that time is hold CH is shown on the display The display will not changed while the function is active Press the button again to cancel the function H on the display disappears 4 7 Auto Lead Resistance Calibration When entering the 50Q range manually by RANGE button for high precision low resistance measurement this feature will prompt you to short the inputs for calibration The display shows Shrt Simply short the leads for about seconds until the display shows zero then the resistance in the leads and in the internal protection circuitry of the meter is compensated automatically The compensation value can be as much as 5Q sanwa nn 0000 D 4 8 Set Beeper Press the Hz button while turning the function switch on to disable the Beeper feature
5. 5 5 4 Checking Continuity 1 Application Checking the continuity of wiring and selecting wires 2 How to use D Connect the plug of black test lead to COM measuring input terminal and plug of red test lead to measuring terminal Set the function switch to Q s and select by pressing the SELECT button Apply the red and black test pins to a circuit or conductor to measure The continuity can be judged by whether the buzzer sounds or not 5 After measurement release the red and black test pins from the object measured IY x 44 AUTO POWER OFF TRUE RMS 5 00 Note Threshold between 200 and 1200 Response time lt 100us 5 6 Current Measurement WARNING 1 Never apply voltage to the input terminals 2 Be sure to make a series connection via load 3 When measuring a 3 phase system special attention should be paid to the phase to phase voltage which is significantly higher than the phase to earth voltage 4 Do not apply an input exceeding the maximum rated current to the input terminals 5 Before starting measurement turn OFF the power switch of the circuit to separate the measuring part and connect the test leads firmly 5 6 1 Current Measurement 10A DCA Maximum rating input value 10ADC ACA Maximum rating input value 10AAC 1 Applications DCA Current in batteri
6. DC measurement display AC measurement display 5 Minus polarity for numeral data Testing diode display Battery discharge warring display Analog bargraph MAX Maximum value display MIN Minimum value display Checking continuty display Measurement unit display 02 Frequency range display 4 DESCRIPTION OF FUNCTIONS 4 1 Function Switch Turn this switch to turn on and off the power and to select the functions of V V mV 4F 4 2 Auto Power Off The Auto Power Off mode turns the meter off automatically to extend battery life after approximately 17 minutes of no activities Activities are specified as 1 Changing sw position or pressing a button 2 Significant measuring data readings of around 1096 of range To wake up the meter from Auto Power Off press the SELECT button momentarily or turn the rotary switch to the OFF position and then turn back on again To disable the Auto Power Off feature press the RANGE button while turning the function switch on Note Always turn the function switch to the OFF position when the meter is not in use 4 3 Low Battery Indication If the internal battery has been consumed and the internal battery drops below approx 7V BATTERY mark is shown in the display 4 4 Measurement Function Select When the SELECT button is pressed the functions change as follows n the case of mV pA mA and A the modes change as
7. of data logging are displayed Push the W button for 1 second and more to stop data logging mode StoP stop is displayed on display a moment gt gt gt gt gt gt Note e Press the SELECT button momentarily to display the measured data and the number of logged data item alternatively e When a sampling speed of 20s or longer is selected the meter will intelligently enter a standby mode between data logging measurements approx 4 5 minutes after data logging is started with only the swinging bar graph pointer will be displayed The meter power consumption will be decreased to approx 1 30 of the normal mode Press the SELECT button momentarily to wake up the meter to see the real time measurement 9 4 10 3 Pause and Resume data logging mode Press the gt button momentarily to pause The LCD annunciator H will be flashing when paused Press the button momentarily to resume data logging 4 10 4 Data Review mode After exiting data logging or when in pause you can review logged data MAX and MIN and inflection points though out built in memory Press the SELECT button to show readings and a number of data item of logged data item alternatively gt gt gt 4 10 5 Recall logged data Press the CALL button or 44 button or p gt button to recall logged data Indication of CALL is displayed a moment During recall will be flashing Press the
8. or button to step throughout the logged data Press and hold 44 or button for fast forward or backward logged data review When the first or the last data is reached the beeper will beep continuously Press the CALL button momentarily again to exit Data review mode 4 10 6 Search MAX and MIN data throughout built in memory Press CALL button to recall logged data Press both of 44 and button at the same time to show maximum and minimum readings of the logged date alternatively Press the CALL button momentarily again to exit Data review mode gt gt gt 4 10 7 Search inflection points though out built in memory Press the CALL button to recall logged data Press the 44 or button while press and hold the HOLD button to show inflection points of the logged data one by one Press the CALL button momentarily again to exit Data review mode MAX or MIN will be flashing to indicate an upward or downward inflection points 4 10 8 Download logged data to PC Logged data in Built in memory can be downloading to PC through optional accessory RS232 cable Model KB RS2 and software PC Link or PC Link Plus Refer to help file in the software for further details Note Data logging for capacitance range is available However response speed is too slow when capacitance to measure is high so it is not recommend you to use data logging mode for Capacitance meas
9. Q Response time lt 100us Specifications and external appearance of the product described above may be revised for modification without prior notice SANWA ELECTRIC INSTRUMENT CO LTD Dempa Bldg Sotokanda2 Chome Chiyoda Ku 4 06 05
10. The value on the display of DMM shows a resistance value indicate Please read the value of measuring window of PC Link 6 MAINTENANCE WARNING 1 This section is very important for safety Read and understand the following instruction fully and maintain your instrument properly 2 The instrument must be calibrated and inspected at least once a year to maintain the safety and accuracy 6 1 Maintenance and Inspection 1 Appearance e Is the appearance not damaged by falling etc 2 Test leads s the cord of the test leads not damaged s the core wire not exposed at any place of the test leads NOTE e f the built in fuse is blown only the current measurement does not work e Make sure that the test leads are not cut referring to the section 5 1 6 2 Calibration The manufacturer may conduct the calibration and inspection For more information please contact the manufacturer 6 3 Battery and Fuse Replacement N WARNING 1 If the rear case or the battery lid is removed when input is applied to the input terminals you may get electrical shock Before starting the work always make sure that no input is applied 2 Before starting the work be sure to turn OFF the main power and release the test leads from the circuit 3 Be sure to use a fuse of the specified rating or type Never use a substitute of the fuse or never make a short circuit of the fuse Factory preinstalled built in battery A battery
11. and to its product resellers Under Sanwa s general warranty policy each instrument is warranted to be free from defects in workmanship or material under normal use for the period of one 1 year from the date of purchase This warranty policy is valid within the country of purchase only and applied only to the product purchased from Sanwa authorized agent or distributor Sanwa reserves the right to inspect all warranty claims to determine the extent to which the warranty policy shall apply This warranty shall not apply to fuses disposables batteries or any product or parts which have been subject to one of the following causes 1 A failure due to improper handling or use that deviates from the instruction manual 2 A failure due to inadequate repair or modification by people other than Sanwa service personnel 3 A failure due to causes not attributable to this product such as fire flood and other natural disaster 4 Non operation due to a discharged battery 5 A failure or damage due to transportation relocation or dropping after the purchase 7 2 Repair Customers are asked to provide the following information when requesting services 1 Customer name address and contact information 2 Description of problem 3 Description of product configuration 4 Model Number 5 Product Serial Number 6 Proof of Date of Purchase 7 Where you purchased the product 1 to requesting repair please check the following Ca
12. ast 9 Always keep your fingers below the finger guards on the probe when making measurements 10 Be sure to disconnect the test pins from the circuit when changing the function 11 Before starting measurement make sure that the function and range are properly set in accordance with the measurement 12 Never use meter with wet hands or in a damp environment 13 Do not use the device near an item of strong electromagnetic generation or a charged item 14 Never open tester case except when replacing batteries or fuse Do not attempt any alteration of original specifications 15 To ensure safety and maintain accuracy calibrate and check the tester at least once a year 16 The multimeter is restricted to indoor use only 1 3 Overload protections Input Maximum rating Maximum overload DCeAC 500 600VDC AC rms as 5 LDC AC 1000V 1050 rms 1450Vpeak Qe Voltage and Hz Current 600 rms prohibited Peak max 300V 600VDC AC rms Lom DA 0 63A 500V Fuse 12 5A 500V Fuse 10A continuous COM 2 APPLICATION AND FEATURES 2 1 Applications This instrument is portable digital multimeter designed for measurement of weak current circuits It plays an important role in circuitry analysis by using additional functions as well as measurements of small type communication equipment electrical home appliance lighting voltage and batteries of various type 2 2 Feat
13. car and a consumption electric current of direct current apparatus are measured Measuring ranges 2 ranges for 30A 300A Measurement procedure Connect the black plug to COM measuring terminal and the red plug to mV measuring terminal Set the function to mV and select either or by pressing the SELECT button Press the RANGE button to hold the 500mV range Select either 30A or 300A with selector knob of clamp meter The zero point varies when the is measured so be sure to check that the multimeter indicates zero If not zero adjust the indication to the zero point by turning the Zero adjuster OADJ amp Open the clamp part have electric wire one line clamped and close the clamp part completly 6 Read the value on the display 3 After measurement open the clamp part and release clamp probe from the electric wire 8 Read the value on the display as follows Multiple 5 7 4 Temperature probe T300 PC 1 2 3 Applications To measure temperature from 50 C to 300 C Measuring ranges Range of 50 C to 300 C Measurement procedure Connect the black plug to COM measuring terminal and the red plug to measuring terminal Set the function to Q 3 Press the RANGE button to hold the 5kQ range Apply the sensor to an object to measure Read the value on the display 4 8 After measurement release the sensor from the object measured 4
14. e 1000V range has the lowest 300V It is recommended to first measure the signal voltage or current level then activates the Hz function in that voltage or current range to automatically set the most appropriate trigger level To select another trigger level manually press the RANGE button momentarily If the Hz reading becomes unstable select lower sensitivity to avoid electrical noise If the reading shows zero select higher sensitivity 5 4 Temperature Measurement 1 2 3 Application Temperature is measured Measuring ranges Range from 50 to 1000 Measurement procedure QInput the plug to COM input terminal and the plug to Temp terminal Set the function switch to Temp and select either or by pressing the SELECT switch Apply the sensor of K 250PC to an object to measure Read the value in the display After measurement release the sensor from the object measured Note Be sure to insert temperature probe with correct polarities K 250PC Standard Accessory can be measured from 50 c to 250 C You can also use a K type adapter K AD Optional accessory to adapt other standard K type mini plug temperature probes 5 5 Capacitance Measurement and Testing Diode Resistance Measurement and Checking Continuity CAUTION Discharge the capacitance before measurement 5 5 1 Capacitance Meas
15. es and DC circuits is measured ACA Current in AC circuits is measured 2 Measuring ranges 2 ranges for 5 000A 10 00A 3 Measurement procedure D Connect the plug of black test lead to COM measuring input terminal and plug of red test lead to A measuring terminal Set the function switch to A and select either or by pressing the SELECT button In the circuit to measure and apply the red and black test pins in series with load For measurement of DCA apply the black test pin to the negative potential side of the circuit to measure and the red test pin to the positive potential side in series with load For measurement of ACA apply the red and black test pins to the circuit to measure in series with load Apply the red and black test pins to the circuit to measure 5 Read the value in the display After measurement remove the red and black test pins from the circuit measured Note 10A continuous 5 6 2 Current Measurement pA mA DCpA mA Maximum rating input value 500mADC ACA mA Maximum rating input value 500mAAC 1 Applications DCA Current in batteries and DC circuits is measured ACA Current in AC circuits is measured 2 Measuring ranges 4 ranges for 400 00A 4000pA and 40 00mA 400 0mA 3 Measurement procedure Connect the plug of black test lead to COM measuring input terminal and plug of red test lead to measuring terminal Set the function switch to or mA and
16. for monitoring is preinstalled before shipping therefore it may run down sooner than the battery life specified in the instruction manual The battery for monitoring is a battery to inspect the functions and specifications of the product Remove the battery lid screw by a screwdriver Removed the battery lid Take out the battery or fuse and replace it with a new one Attach the battery lid and fix it by the screwdriver Battery lid screw Battery lid Rear case Fuse 12 5A 500V IR 20kA Battery 9V 06 3 x 32mm Fuse 0 63A 500V IR 200kA 06 3 x 32mm N CAUTION Set a battery carefully being sure to observe the correct polarities 6 4 Storage N CAUTION 1 The panel and the case are not resistant to volatile solvent and must not be cleaned by thinner or alcohol For cleaning use dry soft cloth and wipe it lightly 2 The panel and the case are not resistant to heat Do not place the instrument near heat generating devices such as a soldering iron 3 Do not store the instrument in a place where it may be subjected to vibration or from where it may fall 4 For storing the instrument avoid hot cold or humid places or places under direct sunlight or where condensation is anticipated Following the above instructions store the instrument in good environment See 8 1 7 AFTER SALE SERVICE 7 1 Warranty and Provision Sanwa offers comprehensive warranty services to its end users
17. inal for 50mV amp 500mV ranges Specified from 30 to 100 of range DC Current RANGE Accuracy Burden Voltage 500 0HA 0 15mV pA 5000p A 0 15mV pA 50 00mA 3 3mV mA __5000 c5 rdg 490 mV m 3 3mV mA 500 0mA 5 000A 0 03V A 10 00A 0 03V A 10A continuous Current RANGE Burden Voltage 50Hz 60Hz 500 0pA 5000A 0 6 rdg 3dgt 0 15 5000mA 50003 1000A 40Hz 1kHz 500 0pA 0 15mV uA 5000 0 8 4dgt 0 15mV pA 50 00 3 3mV mA 500 0mA 3 3mV mA 5 000A 1 0 rdg 4dgt 0 03V A 10 00A 0 03V A 10A continuous Ohms RANGE Accuracy 50 0092 0 4 rdg 500 09 0 2 rdg 3dgt 5 000 50 00kQ 500 0kQ 0 2 rdg 2dgt 5 000MQ 1 0 rdg 3dgt 50 00MQ 1 5 rdg 5dgt Open Circuit Voltage 1 3VDC 3VDC for 5008 500Qranges Temp Temperature amp F RANGE 50 TO 1000 C 0 396 rdg 3dgt K type thermocouple range amp accuracy not included 2 Sensitivity Sine RMS 300 10Hz 125kHz 10Hz 125 2 50V 20V 10Hz 20kHz 500V 80V 10Hz 1kHz 1000V 300V 10Hz 1kHz Q JF gt 300mV 10Hz 125kHz mA A 10 F S 10Hz 125kHz Accuracy 0 01 rdg 2dgt 4 Capacitance with film capacitor or better Diode Tester Test Current Open Circuit Typical 2 000V 1 rdg 1dgt lt 3 5 VDC 3 Audible Continuity Tester Audible threshold between 20Qand 120
18. ion for safe use The warning messages are intended to prevent accidents such as burn and electrical shock to operating personnel The caution messages are intended to prevent damage to the instrument A Dangerous voltage Take care not to get an electric shock in voltage measurement 4 Ground Allowable applied voltage range between the input terminal and earth Direct current DC Alternating current AC Fuse n Double insulation Protection Class II 1 2 Warning Instruction for Safe Use N WARNING To ensure that the meter is used safely be sure to observe the instruction when using the instrument 1 Never use meter on the electric circuit that exceed 6kVA 2 Never apply an input signal exceeding the maximum rating input value 3 Never use meter if the meter or test leads are damaged or broken 4 Pay special attention when measuring the voltage of AC 33 Vrms 46 7V peak or DC 70V or and over avoid injury 5 Never use meter for measuring the line connected with equipment i e motors that generates induced or surge voltage since it may exceed the maximum allowable voltage 1 6 Never use uncased meter 7 Be sure to use a fuse of the specified rating or type Never use a substitute of the fuse or never make a short circuit of the fuse 8 When connecting and disconnecting the test leads connect the ground lead black one first When disconnecting them the ground lead must be disconnected l
19. ly the red test pins to the cathode of the diode and the black test pin to the anode The display shows OL if diode is good Any other readings indicated the diode is resistive or shorted defective After measurement release the red and black test pins from the object measured Note Release voltage of the input terminals is about lt 3 5V 5 5 3 Resistance Measurement 1 Applications Resistance of resistors and circuits is measured 2 Measuring ranges 7 ranges from 50 009 to 50 00MQ 3 Measurement procedure Connect the plug of black test lead to COM input terminal and plug of red test lead to Q input terminal the function switch to and select Q by pressing the SELECT button Apply the red and black test pins to an object to measure The reading is shown in the display 5 After measurement release the red and black test pins from the object measured 1108 Note When entering 50Q range Auto Lead Resistance Calibration feature activate See 4 7 If measurement is likely to be influenced by noise shield the object to measure with negative potential COM If a finger touches a test pin during measurement measurement will be influenced by the resistance in the human body and result in measurement error Release voltage of the input terminals is about 1 3VDC 3VDC for 50Q 8 500Q ranges
20. pacity of the built in battery polarity of installation and discontinuity of the test leads 2 Repair during the warranty period The failed meter will be repaired in accordance with the conditions stipulated in 7 1 Warranty and Provision 3 Repair after the warranty period has expired In some cases repair and transportation cost may become higher than the price of the product Please contact Sanwa authorized agent service provider in advance The minimum retention period of service functional parts is 6 years after the discontinuation of manufacture This retention period is the repair warranty period Please note however if such functional parts become unavailable for reasons of discontinuation of manufacture etc the retention period may become shorter accordingly 4 Precautions when sending the product to be repaired To ensure the safety of the product during transportation place the product in a box that is larger than the product 5 times or more in volume and fill cushion materials fully and then clearly mark Repair Product Enclosed on the box surface The cost of sending and returning the product shall be borne by the customer 7 3 SANWA web site http www sanwa meter co jp E mail exp sales 9 sanwa meter co jp 8 SPECIFICATIONS 8 1 General Specification Display 3 5 6 digits 5000 counts LCD display Update Sampling Rate Digital data 5 times sec nominal 52 segments bar graph 60 times sec nominal Low Bat
21. re not cut or otherwise damaged START me Main unit and test leads damaged No damaged Check continuty of test leads Set the function to Short the red and black test pins The buzzer sounds Yes No Stop using it and have it repaired No problem Start measurement 5 2 Voltage Measurement WARNING 1 Never apply an input signal exceeding the maximum rating input value 2 Be sure to disconnect the test pins from the circuit when changing the function 3 Always keep your fingers behind the finger guards on the probe when making measurements DCmV Maximum rating input 500mVDC DCV Maximum rating input value 1000VDC ACmV Maximum rating input value 500mVAC ACV Maximum rating input value 1000VAC 1 Applications DCV Voltage of the battery and DC circuit are measured ACV Sine wave AC voltage such as lighting voltage is measured 2 Measuring ranges 6 ranges from 50 00mV to 1000V 3 Measurement procedure D Connect the plug of black test lead to COM terminal and plug of red test lead to mV or V m terminal Set the function switch to V or V or mV When set the mV select either by pressing the SELECT button Apply the red and black test pins to the circuit to measure For measurement of apply the black test pin to the negative potential side of the circuit to measure and the
22. re wave and triangular wave in r m s Crest The crest factor CF is expressed by a value obtained by dividing the peak value of the signal by its RMS value Most common waveforms such as sine wave and triangular wave have a relatively low crest factor The voltages and crest factors of typical waveforms are shown in the table Input Waveform Peak RMS Average Form Factor i Vp Vrms Vp Vrms Triangular Wave Vp 0 TN r Please note the measurement should be taken at the crest factor below 3 NMRR Normal Mode Rejection Ratio NMRR is the DMM s ability to reject unwanted AC noise effect which causes inaccurate DC measurements NMRR is typically specified in terms of dB decibel This series has a NMRR specification of gt 60dB at 50 and 60Hz which means a good ability to reject the effect of AC noise in DC measurements CMRR Common Mode Rejection Ratio Common mode voltage is voltage present on both the COM and VOLTAGE input terminals of a DMM with respect to ground CMRR is the DMM s ability to reject common mode voltage effect which causes digit rattle or offset in voltage measurements This series has a CMRR specifications of gt 60dB at DC to 60Hz in ACV function and gt 120dB at DC 50 and 60Hz in DCV function 5 MEASUREMENT PROCEDURE 5 1 Start Up Inspection WARNING 1 Never use meter if the meter or test leads are damaged or broken 2 Make sure that the test leads a
23. red test pin to the positive potential side For measurement of ACV apply the red and black test pins to the circuit to measure The reading of Voltage is shown in the display 5 After measurement release the red and black test pins from the object measured 5 3 Measurement WARNING 1 Never apply an input signal exceeding the maximum rating input value 2 Be sure to disconnect the test pins from the circuit when changing the function 3 Always keep your fingers behind the finger guards on the probe when making measurements 1 Application Frequency of an AC circuit is measured 2 Measuring ranges 10Hz to 125 0kHz Auto range 3 Measurement procedure D Connect the plug of black test lead to COM measuring input terminal and plug of red test lead to Hz measuring terminal 2 Set the function switch to V Press the Hz button momentarily to activate or to exit Hz Apply the red and black test pins to an object to measure 5 Read the value in the display After measurement release the red and black test pins from the object measured Note Frequency measurement is available at functions Sensi 816 Wave 50V 20V 80V Input sensitivity varies automatically with function range selected before activating the Hz function mV function has the highest 300mV and th
24. select either or by pressing the SELECT button In the circuit to measure and apply the red and black test pins in series with load lt For measurement of DCA apply the black test pin to the negative potential side of the circuit to measure and the red test pin to the positive potential side in series with load lt For measurement of ACA apply the red and black test pins to the circuit to measure in series with load Apply the red and black test pins to the circuit to measure Read the value on the display After measurement remove the red and black test pins from the circuit measured SUT 5 7 How to use Optional Product WARNING 1 Never apply an input signal exceeding the maximum rating input value of optional products 2 Be sure to disconnect the test pins from the circuit when changing the function 5 7 1 Clamp probe CL 20D 1 Applications It is suitable for measurement of alternating current in electric equipment and power supplies 2 Measuring ranges 2 ranges for 20A 200A 3 Measurement procedure Connect the black plug to COM measuring terminal and the red plug to V measuring terminal Q Set the function to V and select AC with the SELECT button 3 Press the RANGE button to hold the 5V range Open the clamp part have electric wire one line clamped and close the clamp part completly Read the value on the display 1 6 After meas
25. tery Indication Below approx 7V Operating Temperature O C to 35 0 80 R H 35 C to 50 0 70 R H Storage Temperature 20 C to 60 C 80 R H With battery removed Altitude Operating below 2000m Temperature Coefficient Nominal 0 15x specified accuracy C 0 C 18 C or 28 50 or otherwise specified Power Supply 9 alkaline battery NEDA1604A 6LR61 or IEC6LF22 Sensing True RMS Auto Power Off Timing Idle for 17 minutes Safety IEC61010 1 EN61010 1 2nd 2001 V Q 3 4 Hz CAT for 600V DC 8 AC CAT for 1kV DC amp AC CAT 500V 4 300V DC CAT 500V 4 300V DC Transient Protection 6 5kV 1 2 50us surge Pollution degree 2 E M C Meets EN55022 1994 A1 1995 Class B and EN50082 1 1992 Power Consumption 2 6mA Typical Dimension 179 H x 87 W x 55 D mm with holster Weight 320 mg 460 mg with holster Accessories Test leads TL 82 Alligator Clip CL 13 Holster H 50 Battery installed Instruction manual K type thermocouple K 250PC Optional Accessories RS232 cable KB RS2 Software PC Link PC Link Plus K type adapter K AD Temperature Probe T 300PC Platinic thin film Clamp Probe CL 20D CL 22AD and CL33DC OVERVOLTAGE CATEGORY Equipment of CAT is equipment for connection to circuits in which measures are taken to limit the transient overvoltages to an appropriate low level Note Examples include protected elec
26. tronic circuits e Equipment of CAT is energy consuming equipment to be supplied from the fixed installation Note Examples include household office and laboratory appliances e Equipment of CAT is equipment in fixed installations Note Examples include switches in the fixed installation and some equipment for industrial use with permanent connection to the fixed installation Equipment of CAT is for use at the origin of the installation Note Examples include electricity meters and primary over current protection equipment 8 2 Measurement Range and Accuracy Accuracy is reading digits number of digits or otherwise specified at 23 5 amp less than 7596 TRUE RMS 8 accuracies are specified from 5 96 to 100 of range or otherwise specified crest factor 3 1 at full scale amp 6 1 at half scale and with frequency component within the specified frequency bandwidth DC Voltage RANGE 50 00 mV 0 1296 rdg 2dgt 500 0 mV 0 06 rdg 2401 5 000V 50 00V 500 0V 1000V 0 08 rdg 2dgt NMRR gt 60dB 50 60Hz CMRR gt 120dB DC 50 60Hz Rs 1kQ Input Impedance 10 16pF nominal 44pF nominal for 50mV amp 500mV ranges Voltage RANGE 50Hz 60Hz 50 00mV 500 0mV 5 000V 0 5 rdg 3dgt 50 00V 500 0V 1000V 40Hz 500Hz 50 00mV 500 0mV 0 8 rdg 3dgt CMRR gt 60dB DC to 60Hz Rs 1kQ Input Impedance 10 16pF nominal 44pF nom
27. urement 11 4 11 When the logged data number exceeded 9999 where available the bar graph will also be used to indicate the most significant digit of the item number in the order of 10000 That is 1 10000 2 20000 etc When the memory is full the data logging mode will be stopped automatically and the instrument will then enter the Auto Power Off mode To guarantee the accuracy of every logged data the instrument will stop the data logging mode when the battery is low and goes back to the normal measuring mode The data will be stored to the non volatile memory shortly after every measurement to maximize data safety However the end of data sign can only be stored after the data logging is finished Therefore always StoP the data logging function before switching off the instrument After the data logging is finished you can switch off the instrument for transportation storage or even changing battery Words Analog Bargraph The analog bargraph provides a visual indication of measurement like a traditional analog meter needle AC Sensing AC coupling True RMS When measurement is taken by true r m s the measurement value of input signal becomes the scales of the signal power and therefore provide more effective values than those obtained by average value detection This multimeter implies this true RMS circuit which enables measurement of sine wave and non sinusoidal waves like squa
28. urement 1 Application Measures capacitance of condensor Measuring ranges 6 ranges from 50 00nF to 9999HF 3 Measurement procedure D Connect the plug of black test lead to COM measuring input terminal and plug of red test lead to 4 measuring terminal 2 Set the function switch to 4 and select by pressing the SELECT button Apply the red and black test pins to an object to measure Read the value in the display After measurement release the red and black test pins from the object measured 2 Note While data communication to PC Capacitance readout can be sent to PC correctly to 500 0uUF range because of low response speed for large capacitance measurement While data logging mode without PC for PC520M Capacitance can be logged correctly up to 5 000uUF range because of low response speed for large capacitance measurement 5 5 2 Testing Diode 1 Application The quality of diodes is tested 2 How to use D Connect the plug of black test lead to COM measuring input terminal and plug of red test lead to measuring terminal Set the function switch and select gt by pressing the SELECT switch Apply the black test pins to the cathode of the diode and the red test pin to the anode Check reading for judgment of good or defective A zero reading indicates a shorted diode defective An OL indicates an open diode defective App
29. urement open the clamp part and release clamp probe from the electric wire 1 Read the value on the display as follows Mulier 20A x10 A 200A x100 A 5 7 2 Clamp probe CL 22AD 1 Applications ACA It is suitable for measurement of alternating current in electric equipment and power supplies DCA An electric current of electric circuit of a car and a consumption electric current of direct current apparatus are measured Measuring ranges ACA 2 ranges for 20A 200A DCA 2 ranges for 20A 200A Measurement procedure Connect the black plug to COM measuring terminal and the red plug to mV measuring terminal Set the function to mV and select either pressing the SELECT button 3 Press the RANGE button to hold the 500mV range Select either 20A or 200A by selector knob of clamp meter The zero point varies when the DCA is measured so be sure to check that the multimeter indicates zero If not zero adjust the indication to the zero point by turning the Zero adjuster OADJ Open the clamp part have electric wire one line clamped and close the clamp part completly 6 Read the value on the display 2 C After measurement open the clamp part and release clamp probe from the electric wire or by 2 Read the value on the display as follows Measuring range Multiplier Unit 5 7 3 Clamp probe CL33DC 1 Applications An electric current of electric circuit of a
30. ures The instrument meets the requirements to Safety Standard IEC61010 The main unit case and the circuit board are made of fire retarding materials Fuse protects the current function Large digit for easy readings Fast Response Digit 5 times sec Bargraph 60 times sec e Frequency measurement with 5 selectable sensitivity Sine RMS Built in Memory up to 43 000 point Capacitance measurement ranges are 50 00nF to 9999HF 0 010 of resistance and 0 01mV of AC DC resolution RS 232C interface AC coupling True RMS Temperature measurement K type 3 NAME FUNCTIONS 3 1 Multimeter and Test Leads LCD Display BACKWARD Button FORWAD Button n isum Button NT INTERVAL Button Bic SELECT Button ccu Smp DATA HOLD 9 Button idc HOLD FREQUENCY SELECT Button POWER Switch and FUNCTION Switch Holster DIGITAL MULTIMETER 5000 Count Bar Graph AUTO POWER OFF TRUE RMS RS 232C Vm Hz EIJ VemVeHze JF A measuring terminal m oun 9 OQ 1000 MAX CAT I measuring terminal HAsmA measuring Common Input terminal terminal Finger Guards Test Probe BLACk gatean aS Test Leads TL 82 3 2 Display SOO 5 63 1 4 TT Display value in the main display area Auto range display 9 Data hold display Capture mode display

PC520M

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