Single or 3-Phase True RMS 1000A Power
Contents
1. a L 9 sum of measurements MELLE TIT TS E M ll Data hold is active Phase 1 rcm 7 DO Minutes Seconds Low Battery a 20 E 60 a HEP 100 Maximum and Minimum readings Analog B Bar Graph O 5 20 40 60 80 0 100 PATTI CAL 303W MAX MIN Hh EJ ES icd ERUR Hz PG PQ2071 en GB_V1 3 7 15 Push button Description L1 L2 L3 MR MAX MIN SAVE USB CLEAR V A HOLD A S Oe CHR save uso e v m 2 J Figure 3 Press L1 L2 L3 to step thr2. USER GUIDE EXT INSTRUMENTS Single or 3 Phase True RMS 1000A Power Clamp Meter with Non Contact Voltage Detector and PC interface Model PQ2071 CE Introduction Congratulations on your purchase of the Extech PQ2071 1 3 Phase CAT IV True RMS 1000A Power Clamp Meter The PQ2071 measures AC Current Frequency Temperature Type K and Power True Power Apparent Power Reactive Power and Active Power The PQ2071 also includes a built in non contact Voltage Detector with LED alert The USB PC interface offers storage and recall manually of up to 99 sets of readings data Proper use and care of this meter will provide many years of reliable service Please visit the Extech Instruments website www extech com to check for the latest version of this User Guide and for Product Registration Safety International Safety Symbols This symbol adjacent to another symbol or terminal indicates the user must refer to the manual for further information A This symbol adjacent to a terminal indicates that under normal use hazardous voltages may be present II Double insulation This User Guide includes information concerning safety and cautions Please read the information carefully and observe all of the Warnings and Notes To avoid electric shock or personal injury read the Safety Information and Rules for Safe Operation carefully before using the Meter This device is a three phase handheld dig
3. tip close to the live conductor Figure 4 Note The detector is highly sensitivity Static electricity or other sources of energy may randomly trip the sensor This is normal operation 7 PQ2071 en GB_V1 3 7 15 AC Voltage Measurements AC voltage on Main Display Frequency on Secondary Display The AC Voltage ranges are 100V 400V and 750V The frequency range is 50Hz 60Hz Single phase connect the L1 test lead to the di power wire and connect the COM lead to the 22 neutral wire 3 Phase 4 wire connect the COM lead to the neutral conductor 3 Phase 3 Wire connect the COM lead to an earth ground 10 23 COM Insert the black test lead into the meter s COM input terminal Connect the other end of the black COM test lead to the corresponding neutral wire single phase and 3P4W or for a 3P3W to one of the phase wires Single phase Insert a test lead into L1 and connect it to the Power wire l 3 4Wire Connect all 3 leads red L1 yellow Figure 5 3P4W L2 and blue L3 into the L1 L2 amp L3 meter input terminals and connect each to a corresponding phase wire see fig 5 3 3Wire Connect L1 and L3 to the meter and then connect L1 to one phase wire and L3 to the remaining phase wire Turn the rotary function switch to the VAC position to select Voltage Frequency mode Press the L1 L2 L3 button to select the appropriate phase the display shows the corresponding phase symbol on
4. open or removed Look for cracks or missing plastic Pay particular attention to the insulation around the connectors Inspect the test leads for damaged insulation or exposed metal Replace damaged test leads identical model number or electrical specifications before using Meter e Do not apply more than the rated voltage as specified on the Meter e When measurements have been completed disconnect the connection between the test leads and the circuit under test remove the testing leads from the input terminals of the Meter and turn the Meter power off e avoid electrical shock do not attempt measurements while the Meter s housing and or battery door is opened e When the effective voltage exceeds 30VAC special care should be taken while measuring as a shock hazard exists at this voltage level Use the proper terminals and functions for the measurement in question e Do notuse or store the Meter in an environment of high temperature humidity explosive inflammable or one with a strong magnetic field e Do not use the Meter if the meter is wet or if the user s hands are wet e When using the test leads keep fingers behind the finger guards e Replace the battery as soon as the battery indicator appears With a low battery the Meter may produce false readings that can mislead the user and cause electric shock and personal injury e When opening the battery door ensure that the Meter power is OFF e When serv
5. hold CLEAR for at least one 1 second to re start the elapsed timer from zero For all other ranges press and hold CLEAR for at least one 1 second to clear erase the 99 reading internal memory When stepping through the sum of power measurements use the V A buttons to switch the display from active power reactive power to power factor apparent power modes In the MR mode use V A to scroll through the meter s internal 99 reading memory Press HOLD to enter the Hold mode the H will appear and the Meter will beep and the displayed reading will freeze Press HOLD again to exit the Hold mode the Meter will beep and the H icon will switch off 6 PQ2071 en GB_V1 3 7 15 Operation NOTES Read and understand all Warning and Caution statements in this operation manual prior to using this meter Set the function switch to the OFF position when the meter is not in use Non Contact Voltage Detector N WARNING Risk of electrocution Before use always test the voltage detector on a known live circuit to verify proper operation Rotate the function switch to any measurement position 2 Place the detector probe tip on the conductor or voltage source to be tested 3 The red LED light on the front of the meter just below the clamp jaw will illuminate when voltage is detected Note The conductors in electrical cord sets are often twisted For best results move the probe tip along a length of the cord to assure placing the
6. 0 0KW 750 0KW 19 PQ2071 en GB_V1 3 7 15 Apparent Power kVA VA VxA Voltage Ranges Current Voltage 100V 400V 4 16 00KVA 30 00KVA 100A 10 00KVA 40 00KVA 75 00KVA Current Ranges SUA 40 00KVA 160 0KVA 300 0KVA 100 0KVA 400 0KVA 750 0KVA lt 1000KVA 0 01KVA 100kW 0 1KVA Reactive Power KVAR Var V x Ax SIN 9 Ranges ES 4 00KVAr 16 00KVAr 30 00KVAr 10 00KVAr 40 00KVA 75 ETT Current Current Voltage Ranges 40 00KVAr 160 0KVAr s000Kvar OKVAr TS 100 0KVAr 400 0KVAr 750 0KVAr Accuracy O X 3 5 Resolution 1000KVAr 0 01KVAr 100kW 0 1KVAr 20 PQ2071 en GB V1 3 7 15 Power Factor W VA Range Accuracy Resolution Measurement Considerations 0 3 1 capacitive or 0 022 0 001 current 10 inductive Minimum voltage 45V 0 3 1 capacitive or For reference only inductive Current less than 10A or Voltage less than 45V Phase Angle PG a cos PF current 10A capacitive or inductive Minimum voltage 45V 90 For reference only Current less than 10A capacitive or inductive Voltage less than 45V Kilowatt Hours kWh 1 9999kWh 3 2 0 001kWh 21 PQ2071 en GB_V1 3 7 15 General Specifications Clamp jaw opening Display Bargraph Low Battery indication Over range indication Internal Reading Memory External PC Memory Measurement rate Input Impedance AC ba
7. 1 en GB_V1 3 7 15 Kilowatt Hours A warnine To avoid meter damage and personal injury do not measure RMS signals greater than 750VAC or 1000AAC To test Kilowatt hours connect the Meter as follows 1 2 TCI ds cim 10 11 12 13 Set the Rotary switch to the kWh position Connect the meter as shown in Fig 7 83P4W or Fig 10 3P3W for 3 phase connections Single Phase connect the L1 test lead to the Power wire and COM lead to Neutral Clamp around the phase to be measured Power wire for single phase Press the L1 L2 L3 button to select the conductor clamped L1 for single phase Press and Hold the CLEAR button for 1 second to reset the clock to O The measured kWh value is displayed in the main display and the elapsed time in the secondary display Fig 12 z 20 40 60 80 0 100 PTTL Ts Figure 12 Press HOLD to read a particular time kWh value The reading and the elapsed time values will be locked but the continuous measuring time will be tracked and accumulated After noting the data press HOLD again to perform a continuous measurement The kWh value will continue accumulate and the measuring time jumps to the present measuring time When the measuring time exceeds 24 hours or if the Meter is switched to another measurement mode the active energy measurement will stop The maximum active energy is 9999kWh OL will be displayed when the reading exceeds this limit The MAXMIN
8. L1 L3 meter input terminals and connect these to 2 separate phases of the circuit under test as shown in Figure 10 Insert the black test lead into the COM input terminal on the meter and connect it to the last remaining wire of the 3 phase 3 wire system under test Note Skip the second L2 connection Set the Rotary switch to the KW position Press the L1 L2 L3 button to choose the first phase L1 see figure 8 The primary display shows the kW for phase L1 and the secondary display shows the Phase angle PG Press the gt button to save and sum the measured value for L1 see Figure 8 Move the clamp jaw to the power conductor connected to the L3 voltage test lead Press the L1 L2 L3 button to choose the first phase L3 The primary display shows the kW for phase L3 and the secondary display shows the Phase angle PG Press the gt button to save and sum the measured value for L3 figure 8 After recording the KW power measurement value for the L3 phase press and Hold the button for 1 second to display the 3 phase sum of kW on the main display and kVA on the secondary display figure 9 Press the A button to display the 3 phase sum of kVAR on the main display Press and Hold the gt button for 1 second to return to normal operation For Figure 9 for 3 wire W W1 W3 13 PQ2071 en GB V1 3 7 15 Single Phase and Split Phase Power Measurements p OF gee c Clamp the transformer jaw and around the Power wire Co
9. ave and sum the measured 22 value for L3 figure 8 3 After recording the kW power measurement value for COM the third phase press and Hold the gt button for 1 second to display the 3 phase sum of kW on the main display and kVA on the secondary display figure 9 Press the A button to display the 3 phase sum of kVAR on the main display Press and Hold the gt button for 1 second to return to normal operation 11 PQ2071 en GB V1 3 7 15 Nee query m en a o LEM E AC wi uim g EC o mM uu mm B NN Sand V IA ui z g x EC Lo EI ay d c2 ig i lt Van W Sp Figure 8 ym a uuu 7 gt eu E Ej g I3 E LC o f om nio ZO ri N O B c2 ig ee Figure 9 PQ2071 en GB V1 3 7 15 12 3 Phase 3 Wire Power Power Measurements Note When measuring 3 phase 3 wire systems hold down the L1 L2 L3 button for 5 seconds to display the 3 3w icon Press and hold the L1 L2 L3 button again for 5 seconds to exit the 3 phase 3 wire mode back to the default 3Xb4wire mode Connect the Meter as shown in Figure 10 10 11 Figure 10 Insert the Red L1 and Blue L3 test leads into the
10. e following formulas KW KVA x 00509 KVA JKW24 KVAr KVAr KVA x Sin 17 PQ2071 en GB_V1 3 7 15 Maintenance WARNING To avoid electrical shock disconnect the meter from any circuit remove the test leads from the input terminals and turn OFF the meter before opening the case Do not operate the meter with an open case Cleaning and Storage 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 60 days or more remove the battery and store it separately Battery Replacement 1 Oe opor SNO Remove the Phillips head screw that secures the rear battery door Open the battery compartment Replace the 9 Volt battery Secure the battery compartment Dispose of batteries responsibly and according to all applicable laws 18 PQ2071 en GB V1 3 7 15 Electrical Specifications Current Voltage and Frequency Function Range amp Accuracy of Overload Input Frequency Function Range reading digits Protect Impedance range 40 0 AAC 0 AAC AC Current 2 5d 1000A N A 50 60Hz mea 0 ADC 1000ADC ADC 100 0VAC OVAC AC Voltage wove e 0 VAC 1 2 5d 750V rms 10MQ 50 120Hz 750 0VAC OVAC md to 200Hz 0 5 5d Active Power kW W V xAxCOS 0 Voltage Ranges Current Voltage 100V 400V 750V 4 00KW 16 00KW 30 00KW Current 100A 10 00KW 40 00KW 75 00KW Ranges 400 40 00KW 160 0KW 300 0KW 1000A 100 0KW 40
11. e voltage leads are connected the TRMS AC voltage value will be displayed on the secondary display 4 To monitor the highest MAX and lowest MIN readings press the MAX MIN button The LCD will now display MAX and the meter will indicate only the maximum TRMS AC Current value 5 Press MAX MIN again and the LCD will display MIN and the meter will indicate only the minimum TRMS AC Current value 6 Press MAX MIN again to exit the MAX MIN mode and return to displaying the real time TRMS AC Current value Figure 6 7 The display indicates OL when the input current is greater than 1000A Note When the measurement session has been completed disconnect the test leads from the circuit under test and remove the test leads from the meter s input terminals 9 PQ2071 en GB V1 3 7 15 Power Measurements Active Reactive and Apparent Power Measurements There are three displays modes in this section as detailed in this section e kW Active Power on Main Display Phase Angle on Secondary Display e kVA Apparent Power on Main Display Reactive power on Secondary Display kVAR Reactive Power on Main Display Apparent power on Secondary Display A WARNING To avoid meter damage and personal injury do not measure RMS signals greater than 750VAC or 1000AAC NOTES e The maximum and minimum values are not available in this mode The summing of wattage values is only available in the KW mode e When the measurement sessi
12. feature is not available wnen measuring active energy Press and hold the CLEAR button for 1 second to reset the time and energy value 16 PQ2071 en GB_V1 3 7 15 LCD Backlight Button The LCD is equipped with backlighting for easier viewing especially in dimly lit areas Press the backlight button to switch the backlight ON The backlight will automatically switch OFF after approx 20 seconds Press the button to turn the backlight off manually Automatic Power OFF In order to conserve battery life the meter will automatically turn off after approximately 25 minutes To turn the meter on again turn the function switch to the OFF position and then to the desired function position PC Interface The meter connects to a PC via the supplied infrared to USB interface cable The infrared side of the cable connects to the port at the bottom of the meter and the USB end connects to the PC The supplied software permits the user to collect up to 50 000 readings as they are taken The readings can be displayed as a list or graph within the software environment or exported to a spreadsheet Instructions for use of the PC interface and software are supplied on the software disk included in the meter package True RMS Measurement and Average Value Measurements e True RMS measures the effective value of sine wave and non sine wave input signals e Average measurements represent the mean value of sine wave signals e he clamp Meter uses th
13. icing the Meter use only the same model number or identical electrical specifications when acquiring replacement parts The internal circuit of the Meter must not be tampered with Tampering with the internal circuitry can cause meter damage and personal injury A soft cloth and a mild detergent should be used to clean the surface of the Meter when servicing Do not use abrasives or solvents when cleaning the meter doing so can cause corrosion damage and can potentially compromise the meter s safety features e The Meter is suitable for indoor use only e Turn the Meter off when it is not in use and remove the battery when the meter is to be stored or unused for long periods e Keep track of the battery age and replace batteries when necessary Leaking batteries can damage the meter 3 PQ2071 en GB V1 3 7 15 Description Meter Description front ON OO 6 Note Transformer Jaw Jaw Open Trigger LCD Display Voltage detector sensor Voltage detector alarm light Function dial switch HOLD button Push buttons see list below L1 L2 L3 Input Terminal PC Interface cable jack Battery compartment located on back of instrument Figure 1 PQ2071 en GB_V1 3 7 15 Display icons Description PC Interface ar
14. ital power clamp meter which has both the features of a digital current meter and also a power measurement meter Unpacking Inspection Check that the following items were included in the packaging Please report missing or damaged items to the point of purchase O D Item Description Qty zx 1 User Guide 1piee 2 Colored Test Leads 3 pieces an a 4 Colored Alligator Clips 3 pieces as 5 BlackAlligatorClip 1piece 6 USBinterfaceCable 1 NN N AM DITE ue cc am 9 9V Battery 1piece 2 PQ2071 en GB_V1 3 7 15 General Safety Information This Meter complies with the IEC61010 standard for pollution degree 2 overvoltage category CAT Ill 1000V CAT IV 600V and double insulation Use the Meter only as specified in this operating manual otherwise the protection provided by the Meter may be impaired In this manual a Warning identifies conditions and actions that pose hazards to the user or may damage the Meter or the equipment under test A Note identifies general safety information that the user must observe Rules for Safe Operation A Warning To avoid possible electric shock or personal injury and to avoid possible damage to the Meter or to the equipment under test adhere to the following rules e Before using the Meter inspect the meter housing Do not use the Meter if the housing is damaged
15. ndwidth AC response Operating Temperature Storage Temperature Operating Humidity Storage Humidity Operating Altitude Battery Auto power OFF Dimensions amp Weight Safety 57mm 2 1 4 approx Dual 4 digit 9999 counts backlit LCD 100 units Battery symbol is displayed OL display 99 readings can be stored recalled and cleared 50 000 readings can be recorded on a connected PC running the supplied PC software Readings can be exported to a spreadsheet 2 readings per second nominal 10MQ VAC 50 to 200Hz AAC and VAC True rms AAC and VAC 5 C to 40 C 41 F to 104 F 20 C to 60 C 4 F to 140 F lt 80 up to 31 C 87 F decreasing linearly to 50 at 40 C 104 F lt 80 2000meters 7000ft maximum One 1 9V Battery NEDA 1604 After approx 25 minutes 292 x 95 x 38mm 11 5 x 3 75 x 1 5 522g 18 4 oz For indoor use and in accordance with the requirements for double insulation to IEC1010 1 2001 EN61010 1 2001 Overvoltage Category IV 600V and Category III 1000V Pollution Degree 2 Copyright O 2015 FLIR Systems Inc All rights reserved including the right of reproduction in whole or in part in any form www extech com 22 PQ2071 en GB_V1 3 7 15
16. nnect the L1 test lead to this Power wire Connect the COM test lead to the neutral com wire Set the Rotary switch to the KW kVA or kVAR position Press the L1 L2 L3 button to choose phase L1 The display will show the power value WD The display will show the power value Single Phase Split Phase PQ2071 en GB_V1 3 7 15 Power Factor WARNING avoid meter damage and personal injury do not measure RMS signals greater than 750VAC or 1000AAC Note The MAX MIN feature is not operational when measuring power factor A minimum of 10 amps is required for measuring an accurate power factor Power Factor measurement 1 Set the Rotary switch to the PF position 2 3 phase Connect the meter as shown in Fig 7 3PAW or Fig 10 3P3W Single phase Connect the L1 test lead to the Power wire and COM to the neutral wire 3 Clamp around the phase to be measured Power wire for Single phase 4 Press the L1 L2 L3 button to select the conductor that is clamped Fig 11 5 The dual display indicates the power factor PF in the main display and the phase angle PG in the secondary display y 20 40 in 80 E 20 40 60 80 20 40 60 80 1 E 100 E 100 2n 100 PATIL TTT Perri TTT EES Campy Em y ED quom Ly GE a ES quu CR my fo Oooo fo Oooo fo OOOO Figure 11 15 PQ207
17. on has been completed disconnect the test leads from the circuit under test and remove leads from the meter s input terminals e Power connections and measurements shown for 3 Phase 4 wire 3 Phase 3 wire Single and Split phase 10 PQ2071 en GB V1 3 7 15 3 Phase 4 Wire Power Measurements 10 11 12 13 14 Connect the four voltage leads as shown in Figure 7 Clamp the transformer jaw around the power conductors connected to the L1 voltage lead Set the meter to kW The dual display shows the Active power kW value and the Phase Angle PG value Press the L1 L2 L3 button to choose the first phase L1 see figure 8 Press the gt button to save and sum the measured value Figure 7 for L1 see Figure 8 Move the clamp jaw to the power conductor connected to the L2 voltage test lead L1 Press the L1 L2 L3 button to choose the first phase g1 L2 The primary display shows the kW for phase L1 and the secondary display shows the Phase angle 2 PG Press the gt button to save and sum the measured 23 value for L2 figure 8 The primary display shows the kW for phase L2 and the secondary display shows the Phase angle PG Move the clamp jaw to the power conductor connected to the L3 voltage test lead Press the L1 L2 L3 button to choose the first phase L3 The primary display shows the kW for phase L3 and the secondary display shows the Phase angle PG i Press the button to s
18. ough the first phase second phase third phase and the sum of the watt measurements Press and hold L1 L2 L3 for at least two 2 seconds to enter 3P3W mode Press once to enter the Memory Recall mode the MR icon will appear and the meter will beep Use the arrow buttons as described directly below to step through the 99 reading internal memory In the Active power mode kW dial position the 2 button is used to sum the multiple measurements when testing 3 phase systems Refer to the Active Power Measurement section of this User Guide for details on using the sum button Press the backlight button to switch the backlight ON The backlight will automatically switch OFF after 20 seconds Press the button to turn the backlight off manually Press to view the highest MAX reading press again to view the lowest MIN reading This feature applies to voltage current active power and apparent power ranges only While the MAX or MIN icon is displayed only the highest or lowest reading is shown Press SAVE momentarily to store a single reading the Meter will beep The index number shown on the left side of the secondary display will increase with each stored reading The maximum number of data points is 99 The Meter displays the FULL icon when the memory is filled Measurement data will be sent to the PC when meter is connected to the PC and the supplied software and driver is installed and running In the Active Energy mode press and
19. the display L1 is the first single phase L2 is the second phase and L3 is the third phase The main display indicates the True RMS voltage and the secondary display indicates the Frequency value To monitor the highest MAX and lowest MIN readings press the MAX MIN button The LCD will now display MAX and the meter will indicate only the maximum AC voltage True RMS value Press MAX MIN again and the LCD will display MIN and the meter will indicate only the minimum AC voltage True RMS value Press MAX MIN again to exit the MAX MIN mode and return to displaying the real time AC voltage True RMS value The display indicates OL when the input voltage is greater than 750V rms Note When the measurement session has been completed disconnect the test leads from the circuit under test and remove the test leads from the meter s input terminals 8 PQ2071 en GB_V1 3 7 15 AC Current Measurements Important Clamp Measurement Considerations Place the conductor under test at the center of the transformer jaw for the best measurement accuracy This meter can only measure one conductor at a time Do not clamp two or more conductors Clamp the wire so that the FACE of the meter is towards the source of power To measure AC Current connect the meter as follows 1 Set the Rotary switch to the AAC 2 Clamp around one conductor 3 The dual display indicates the AC current True RMS value main display Note if th
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