User's Guide MultiMaster™ Digital MultiMeter
Contents
1. 0 896 3d 5 000uF 1 5 3d 0 00uF 2 590 3d 500 0uF 3 590 5d 9999uF 5 0 5d Accuracies with film capacitor or better In manual ranging mode measurements not specified below 45 0uF and 450uF for 500 0uF and 9999uF ranges respectively DC Current Accuracy Burden Voltage 0 15 20d 0 15mV uA 0 1 20d 0 15MV uA 0 15 20d 3 3mV mA 1 0 1 30d 3 3mV mA 0 5 20d 45mV A 0 5 20d 45mV A 10A continuous gt 10A to 15A to 20A for MM570 for 30 second max with 5 minutes cool down interval 21 AC 8 AC DC Current MM570 MM560 Accurac 50Hz 60Hz Burden Voltage 0 15mV uA 0 15mV uA 45mV A 0 15mV uA 0 15mV uA 3 3mV mA 3 3mV mA 45mV A 45mV A 10kHz 0 15mV uA 3 3mV mA Unspec d Unspec d 45mV A 10A continuous gt 10A to 15A to 20A for MM570 for 30 second max with 5 minutes cool down interval DC Loop Current 4 20mA 4mA 0 zero 20mA 100 span Resolution 0 01 Accuracy 25d Peak mode Accuracy Specified accuracy 100 digits for changes gt 0 8ms in duration T1 T2 Dual Temperature MM570 only RANGE Accuracy 50 0 C to 1000 0 C 0 3 1 C 58 0 F to 1832 0 F 0 3 2 F Thermocouple range amp accuracy not included 22 Hz Line Level Freguenc 10Hz 100kHz 100V 10Hz 100kHz 900V 10Hz 10kHz Accuracy 0 02 4d Hz Logic Level Freguenc 5 0000Hz 2 00000MHz 0 002 4d Sensitivity 2 5Vp square wave Duty Cyc2. Periodically wipe the case with a damp cloth and mild detergent do not use abrasives or solvents If the meter is not to be used for periods of longer than 60 days remove the battery and store it separately Battery and Fuse replacement Battery use 15 9V alkaline battery NEDA1604A JIS6AM6 or IEC6LF22 MM560 Fuse FS1 for LAMA current input 1A 600V IR 10KA or better F fuse Fuse FS2 for A current input 10A 600V IR 100KA or better F fuse MM570 Fuse FS1 for LAMA current input 0 44A 1000V IR 10kA or better F fuse Fuse FS2 for A current input 11A 1000V IR 20KA or better F fuse Battery replacement Loosen the 2 screws from the battery access door of the case bottom Lift the battery access door and thus the battery compartment up Replace the battery Re fasten the Screws Fuse replacement Loosen the 4 screws from the case bottom Lift the end of the case bottom nearest the input jacks until it unsnaps from the case top Replace the blown fuse s Replace the case bottom and ensure that all the gaskets are properly seated and the two snaps on the case top near the LCD side are engaged Re fasten the screws 6 SPECIFICATIONS Display Polarity Update Rate 42 Segments Bar graph Operating Temperature Relative Humidity Pollution degree Storage Temperature Altitude Temperature Coefficient Sensing Safety MM560 Terminals MM570 Terminals Overload Protection MM
3. Voltage lt 1 3VDC lt 3VDC for 5000 range Audible Continuity Tester Audible threshold between 2002 and 2000 Response time lt 100us dBm At 6000 11 76dBm to 54 25dBm Accuracy 0 25dB 2d 40Hz 20kHz Input Impedance 10MQ 30pF nominal Selectable reference impedance of 4 8 16 32 50 75 93 110 125 135 150 200 250 300 500 600 800 900 1000 12000 19 AC amp AC DC Voltage ay YO 20Hz 45Hz 20Hz 45Hz UND 500 00mV 5 0000V 50 000V 1 5 60d Unspecified 500 00V 1000 0V Unspecified oie A 45Hz 300Hz 45Hz 300Hz 500 00mV 0 3 20d 5 0000V 50 000V 0 8 20d 0 4 p NR 0 8 60d ME 5kHz 300Hz 1kHz 0 3 10d 0 8 40d 0 4 40d 2 0 60d 0 8 40d 1 0 40d 300Hz 1kHz 0 5 20d 3dB 1 p Unspecified Unspecified 20kHz 100kHz 20kHz 100kHz 500 a 2 5 40d 5 0000V 50 000V 4 0 40d 00 00V I Unspecified 000 0V From 5 to 10 of range accuracy Mii reading or in dB 80d From 5 to 10 of range accuracy of reading or in dB 180d From 10 to 15 of range accuracy of reading or in dB 100d CMRR gt 80dB DC to 60Hz Rs 1kO Input IMpedance 10MQ 30pF nominal 80pF nominal for 500mV range Residual reading less than 50 digits with test leads shorted 20 Diode Tester Range A Test Current Open Circuit A Typical Voltage 5 0000V 1 1d lt 3 5 VDC Capacitance RANGE Accuracy 0 00nF 0 8 3d 500 0nF
4. component value regardless of the waveforms However DC component plays an important role in the distorted non symmetrical waveforms and will also be of interest sometimes A full wave rectified sine waveform is a good example and the AC true RMS function will only give the AC component reading which is at 43 6 of the total effective DC AC RMS reading DC AC True RMS DC AC True RMS calculates both of the AC and DC components given by the expression DC AC rms when making measurement and can responds accurately to the total effective RMS value regardless of the waveform Distorted waveforms with the presence of DC components and harmonics may cause 1 Overheated transformers generators and motors to burn out faster than normal 2 Circuit breakers to trip prematurely Fuses to blow Neutrals to overheat due to the triplen harmonics present on the neutral Bus bars and electrical panels to vibrate Dor AC Bandwidth AC bandwidth of a DMM is the range of frequencies over which AC measurements can be made within the specified accuracy It is not the frequency measurement function and is the frequency response of the AC functions A DMM cannot accurately measure the AC value with frequency spectrums beyond the AC bandwidth of the DMM Therefore wide AC bandwidth plays an important role in high performance DMMs In reality complex waveforms noise and distorted waveforms contain much higher frequency spectrum than its fundamental NM
5. momentarily to read throughout the Maximum MAX Minimum MIN and Maximum minus Minimum MAX MIN readings Press the button for 1 second or more to exit PEAK capture mode Auto Power Off feature will be disabled automatically in this mode A Relative Zero mode Relative Zero allows the user to offset the meter consecutive measurements with the displaying reading as the reference value Practically MAX MIN recording feature readings can also be set as relative reference value Press the A button momentarily to activate and to exit Relative Zero mode 500000 high resolution stable mode In DC voltage and freguency functions press the 500000 button momentarily to toggle between the 4 4 5 digits fast mode and the 5 4 5 digits high resolution mode 13 Backlighted display Press the SELECT button for 1 second or more to turn on or off the display backlight function It will also be turned off automatically after 30 seconds to extend battery life Manual or Auto ranging Press the RANGE button momentarily to select manual ranging mode and the meter will remain in the range it was in the LCD annunciator turns off Press the button momentarily again to step through the ranges Press and hold the button for 1 second or more to resume auto ranging mode Note Manual ranging mode feature is not available in Hz function Hold 0 The hold function freezes the display for later view Press the HOLDG button momentarily to activate or to exit the hold f
6. performed in the building installation Examples are measurements on distribution boards circuit breakers wiring including cables bus bars junction boxes switches socket outlets in the fixed installation and eguipment for industrial use and some other eguipment for example stationary motors with permanent connection to the fixed installation Measurement Category Il CAT II is for measurements performed on circuits directly connected to the low voltage installation Examples are measurements on household appliances portable tools and similar eguipment TERMS IN THIS MANUAL WARNING identifies conditions and actions that could result in serious injury or even death to the user CAUTION identifies conditions and actions that could cause damage or malfunction in the instrument 3 WARNING To reduce the risk of fire or electric shock do not expose this product to rain or moisture To avoid electrical shock hazard observe the proper safety precautions when working with voltages above 60 VDC or 30 VAC rms These voltage levels pose a potential shock hazard to the user Do not touch test lead tips or the circuit being tested while power is applied to the circuit being measured Keep your fingers behind the finger guards of the test leads during measurement Inspect test leads connectors and probes for damaged insulation or exposed metal before using the instrument If any defects are found replace them immediately Do not measure any cu
7. 560 MM570 16 4 4 5 digits 50 000 counts Selectable stable mode 5 4 5 digits 500 000 counts for DC Voltage 8 6 digits 999 999 counts for Hz Automatic 4 4 5 digits fast mode 5 per second nominal 5 4 5 digits stable mode 1 25 per second nominal 60 per second max 0 C to 45 C Maximum relative humidity 80 for temperature up to 31 C decreasing linearly to 50 relative humidity at 45 C 2 20 C to 60 C lt 80 R H with battery removed Operating below 2000m nominal 0 1 x specified accuracy C 0 C 18 C or 28 C 40 C or otherwise specified AC AC DC True RMS Double insulation per IEC61010 1 2nd Ed EN61010 1 2nd Ed UL61010 1 2nd Ed amp CAN CSA C22 2 No 61010 1 0 92 to Category III 1000V AC amp DC and Category IV 600V AC amp DC to COM Measurement Category V Category Ill 1000 Vac 8 Vdc and Category IV 600 Vac amp Vdc A mAuA Category lll and Category IV 600 Vac and 300 Vdc to COM Measurement Category V A MALA Category lll 1000 Vac amp Vdc and Category IV 600 Vac amp Vdc uA amp mA 1A 600V IR 10kA or better F fuse A 10A 600V IR 100KA or better F fuse V 1050Vrms 1450Vpeak mV O amp Others 600 Vdc amp Vac rms uA amp mA 0 44A 1000V IR 10kA or better F fuse A 11A 1000V IR 20KA or better F fuse V mV O amp Others 1050Vrms 1450Vpeak Transient protection E M C In an RF field of 3V m Power Supply Power Consumptio
8. ECT button momentarily to toggle between AC and dBm In DC Voltage press SELECT button momentarily to toggle between DC and DC AC In mV Voltage press SELECT button momentarily to select DC AC or DC AC The new settings will be saved automatically to the non volatile memory as power up default In DCV and DCmV press 500000 button momentarily to toggle between 4 4 5 digits and 5 4 5 digits readings In voltage or current functions press the Hz push button momentarily to activate or to exit Line Level Freguency measuring function Line Level Freguency measuring function is designed especially for noisy electrical high voltage signals Note In dBm function power up default reference impedance will be displayed for 1 second before displaying the dBm readings Press dBm O RANGE button momentary to select different reference impedance of 4 8 16 32 50 75 93 110 125 135 150 200 250 300 500 600 800 900 1000 up to 12000 The new impedance value will be saved automatically to the non volatile memory as power up default Note Line Level Freguency measuring function input sensitivity varies automatically with voltage or current function range selected The lower the measuring range the higher the sensitivity That is mV function has the highest and the 1000V range has the lowest as in voltage function ranges It is recommended to first measure the
9. RR Normal Mode Rejection Ratio NMRR is the DMM s ability to reject unwanted AC noise effect that can cause 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 is a good and definite ability to reject the effect of AC noise when making DC measurements 6 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 that can cause digit rolling or offset in voltage measurements This series has a CMRR specifications of gt 80dB at DC to 60Hz in ACV function and gt 120dB at DC 50 and 60Hz in DCV function If neither NMRR nor CMRR specification is specified a DMM s performance will be uncertain Analog bar graph The analog bar graph provides a visual indication of measurement like a traditional analog meter needle It is excellent in detecting faulty contacts identifying potentiometer clicks and indicating signal spikes during adjustments Analog bar graph is not available in AC DC True RMS Voltage amp Current modes 4 OPERATION CAUTION Before and after hazardous voltage measurements test the voltage function on a known source such as line voltage to determine proper meter functioning AC Voltage DC Voltage DC AC Voltage amp Hz Line Level Frequency In AC Voltage press SEL
10. User s Guide EXT INSTRUMENTS A FLIR COMPANY amp MultiMaster Digital MultiMeter Series With PC Interface Models MM560A MM570A OO COC SI LOLO A GR MAX T T MINAVG MKOHzdBmuVAnFS 1 2 3 4 5 ya 1 SAFETY This manual contains information and warnings that must be followed for operating the instrument safely and maintaining the instrument in a safe operating condition If the instrument is used in a manner not specified by the manufacturer the protection provided by the instrument may be impaired The meter is intended only for indoor use The meter protection rating against the users is double insulation per IEC61010 1 2nd Ed EN61010 1 2nd Ed UL61010 1 2nd Ed and CAN CSA C22 2 No 61010 1 0 92 to Category III 1000 Volts AC 8 DC and Category IV 600 Volts AC 8 DC MM560A Terminals to COM measurement category V Category Ill 1000 Volts AC amp DC and Category IV 600 Volts AC 8 DC A mAuA Category lll and Category IV 600 Volts AC and 300 Volts DC MM570A Terminals to COM measurement category V A mAuA Category Ill 1000 Volts AC amp DC and Category IV 600 Volts AC 8 DC Per IEC61010 1 2nd Ed 2001 Measurement Category Measurement Category IV CAT IV is for measurements performed at the source of the low voltage installation Examples are electricity meters and measurements on primary overcurrent protection devices and ripple control units Measurement Category III CAT III is for measurements
11. ame type of fuse or eguivalent Calibration Periodic calibration at intervals of one year is recommended to maintain meter accuracy Accuracy is specified for a period of one year after calibration If self diagnostic message rE O is being displayed while powering on the meter is re organizing internal parameters Do not switch off the meter then and it will be back to normal measurement shortly However if self diagnostic message C_Er is being displayed while powering on some meter ranges might be largely out of specifications To avoid mis leading measurements stop using the meter and send it for re calibration Refer to the WARRANTY section for obtaining warranty or repair service Trouble Shooting If the instrument fails to operate check battery fuses leads etc and replace as necessary Double check operating procedure as described in this user s manual If the instrument voltage resistance input terminal is subjected to a high voltage transient caused by lightning or switching surge to the system by accident or abnormal conditions of operation the series fusible resistors will blow become high impedance like a fuse to protect the user and the instrument Most measuring functions using this terminal will then be open circuit The series fusible resistors and the spark gaps should then be replaced by gualified technician Refer to the WARRANTY section for obtaining warranty or repairing service Cleaning and Storage
12. e circuit to obtain an accurate reading 4 Capacitance gt Diode test function Press SELECT button momentarily to toggle between 4 Capacitance and gt F Diode test functions The new setting will be saved automatically to the non volatile memory as power up default CAUTION Discharge capacitors before making any measurement Large value capacitors should be discharged through an appropriate resistance load dr gt Note Normal forward voltage drop forward biased for a good silicon diode is between 0 400V to 0 900V A reading higher than that indicates a leaky diode defective A zero reading indicates a shorted diode defective An OL indicates an open diode defective Reverse the test leads connections reverse biased across the diode The digital display shows OL if the diode is good Any other readings indicate the diode is resistive or shorted defective 11 uA mA A and 4 20mA Current functions Insert the red test lead into the correct UA MA or A input jack Press SELECT button momentarily to select DC AC or DC AC The new settings will be saved automatically to the non volatile memory as power up default In DC mA function neither in AC nor in DC AC press and hold the 4 20mA Hz button for 1 second or more to display the current digital data in terms of loop current percentage 99 value It is set at 4mA 0 zero and 20mA 100 span with 0 01 high resolution which vir
13. le 0 1 99 99 3d kHz 2d Input Frequency 5Hz 500 kHz 5V Logic Family 23 A FLIR COMPANY warrants this instrument to be free of defects in parts and workmanship for from date of shipment a sik month limited warranty applies to sensors and cables If it should become necessary to return the instrument for service during or beyond the warranty period contact the Customer Service Department at 791 890 7440 ext 210 for authorization or visit our website www extech com for contact information A Return Authorization RA number must be issued before any product is returned to Extech The sender is responsible for shipping charges freight insurance and proper packaging to prevent damage in transit This warranty does not apply to defects resulting from action of the user such as misuse improper wiring operation outside of specification improper maintenance or repair or unauthorized modification Extech specifically disclaims any implied warranties or merchantability or fitness for a specific purpose and will not be liable for any direct indirect incidental or conseguential damages Extech s total liability is limited to repair or replacement of the product The warranty set forth above is inclusive and no other warranty whether written or oral is expressed or implied for the products we sell Extech also provides NIST certification for most products Call the Customer Care Department for information on calibration service
14. n Low Battery APO Timing APO Consumption Dimension Weight 17 8kV 1 2 50us surge Meets EN61326 1 2006 EN55022 EN61000 3 2 EN61000 3 3 EN61000 4 2 EN61000 4 3 EN61000 4 4 EN61000 4 5 EN61000 4 6 EN61000 4 8 EN61000 4 11 Capacitance function is not specified other function ranges Total Accuracy Specified Accuracy 4 100 digits performance above 3V m is not specified Single Alkaline 9V battery NEDA1604A JIS6AM6 or IEC6LF22 GmA typical Below approx 7V Idle for 17 minutes 55uA typical for MM560 30pA typical for MM570 L186mm X W87mm X H35 5mm L198mm X W97mm X H55mm with holster 390 gm 500 gm with holster 18 Electrical Specifications Accuracy is reading digits number of digits or otherwise specified at 23 C 59C amp less than 75 relative humidity True RMS voltage amp current accuracies are specified from 5 Yo to 100 of range or otherwise specified Maximum Crest Factor lt 5 1 at full scale amp lt 10 1 at half scale and with freguency components within the specified freguency bandwidth for non sinusoidal waveforms DC Voltage MM570 MM560 Accuracy 0 02 2D 5 0000V 50 000V 00 00V 0 04 2D 000 0V 0 05 2D NMRR gt 60DB 50 60HZ CMRR gt 120DB DC 50 60HZ RS 1KO Input Impedance 10MO 30pF nominal 80pF nominal for 500mV range Ohms RANGE MM570 MM560 500 000 0 07 10D 0 1 6D 0 07 2D 0 4 6D 50 000MO 2 0 6D 2 0 6D Open Circuit
15. rrent that exceeds the current rating of the protection fuse Do not attempt a current measurement to any circuit where the open circuit voltage is above the protection fuse voltage rating Suspected open circuit voltage should be checked with voltage functions Never attempt a voltage measurement with the test lead inserted into the uA mA or A input jack Only replace the blown fuse with the proper rating as specified in this manual CAUTION Disconnect the test leads from the test points before changing functions Always set the instrument to the highest range and work downward for an unknown value when using manual ranging mode INTERNATIONAL ELECTRICAL SYMBOLS Caution Refer to the explanation in this Manual Caution Risk of electric shock Earth Ground Double Insulation or Reinforced insulation Fuse AC Alternating Current DC Direct Current e forse 2 CENELEC Directives The instruments conform to CENELEC Low voltage directive 2006 95 EC and Electromagnetic compatibility directive 2004 108 EC 3 PRODUCT DESCRIPTION Panel lllustration 5 sinusoidal waveform this technigue is fast accurate and cost effective In measuring non sinusoidal waveforms however significant errors can be introduced because of different scaling factors relating average to RMS values AC True RMS AC True RMS normally refers as True RMS identifies a DMM function that is AC coupled and responds accurately only to the effective RMS AC
16. s available for this product Extech recommends that annual calibrations be performed to verify meter performance and accuracy Technical Support Extension 200 E mail support extech com Repair amp Returns Extension 210 E mail repair extech com For the latest version of this User Guide Software updates and other up to the minute product information visit our website www extech com Extech Instruments Corporation 285 Bear Hill Road Waltham MA 02451 All rights reserved including the right of reproduction in whole or in part in any form gGircencern Extech MM570A Phone 01235 838 555 Email csQairconcern co uk Web www airconcern co uk
17. signal voltage or current level then activate the Hz function in that voltage or current range to automatically get the most appropriate trigger level When activated from voltage function you can also press the RANGE button momentarily to select another trigger level range manually The analog bargraph pointer will point at the selected trigger level range scale 1 2 3 or 4 If the Hz reading is unstable select lower sensitivity to avoid electrical noise If the reading shows zero select higher sensitivity 8 JU Hz Logic Level Freguency and Yo Duty Cycle functions Press SELECT button momentarily to toggle between Hz and Yo duty cycle readings The new setting will be saved automatically to the non volatile memory as power up default Press 500000 button momentarily to toggle between 5 full digits and 6 full digits Hz readings O Resistance Continuity functions Press SELECT button momentarily to toggle between Q and Continuity functions The new setting will be saved automatically to the non volatile memory as power up default Continuity function is convenient for checking wiring connections and operation of switches A continuous P tone indicates a complete me 10 CAUTION Using resistance or continuity function in a live circuit will produce false results and may damage the meter In many cases the suspected component must be disconnected from th
18. tually extends the meters capability to test and regulate the externally powered loop current in the industrial process control applications The analog bar graph remains showing the mA current value to alert the user 12 PC COMM computer interface capabilities The instrument eguips with an optical isolated interface port at the meter back for data communication The optional PC interface kit is reguired to connect the meter to the PC computer The software features a digital display an analog display a comparator and a Data Graphical recorder display Refer to the README file in the interface Kit for further details MAX MIN RECORDING mode Press REC button momentarily to activate MAX MIN recording mode The LCD annunciators R and MAX MIN turn on The meter beeps when new maximum or minimum reading is updated Press the button momentarily to read throughout the Maximum MAX Minimum MIN and Maximum minus Minimum MAX MIN readings Press the button for 1 second or more to exit MAX MIN recording mode Auto Power Off feature will be disabled automatically in this mode PEAK Capture Press the PEAK button momentarily to activate PEAK mode to capture voltage or current signal duration as short as 0 8ms This mode is available in DC AC DC AC modes of voltage and current functions The LCD annunciators C amp MAX turn on The meter beeps when new maximum or minimum reading is updated Press the button
19. unction Set Beeper Off Press the Hz button while turning the meter on to disable the push button operating beeper feature However the continuity and Jack Beep input warning features remain Beep Jack Input Warning The meter beeps as well as displays InErr to warn the user against possible damage to the meter due to improper connections to the uA mA or A input jacks when other function like voltage function is selected Intelligent Auto Power Off APO The Intelligent Auto Power Off APO mode turns the meter off automatically to extend battery life after approximately 17 minutes of no activities Activities are specified as 1 Rotary switch or push button operations and 2 Significant measuring readings of above 10 of range or non OL O readings In other words the meter will intelligently avoid entering the APO mode when it is under normal measurements To wake up the meter from APO press the RECORD button momentarily or turn the rotary switch to the OFF position and then turn back on again Always turn the rotary switch to the OFF position when the meter is not in use Disabling Auto Power Off Press the RANGE button while turning the meter on to disable the Auto Power Off APO feature 14 5 MAINTENANCE WARNING To avoid electrical shock disconnect the meter from any circuit remove the test leads from the input jacks and turn OFF the meter before opening the case Do not operate with open case Install only the s
Download Pdf Manuals
Related Search