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Sonel PQM-702 User Manual

Power quality analyzer
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Summary of Contents for Sonel PQM-702

  • Page 3 USER MANUAL POWER QUALITY ANALYZERS PQM-702 PQM-702T PQM-703 PQM-710 PQM-711 SONEL S.A. Wokulskiego 11 58-100 Świdnica Poland Version 1.52.5 24.10.2024...
  • Page 4 Due to continuous product development, the manufacturer reserves the right to make changes to functionality, features and technical parameters of the analyzers. This manual describes the firm- ware version 1.52 and the Sonel Analysis v4.4.2 software.
  • Page 5 2.2 Switching the analyzer ON/OFF ................ 17 2.3 Auto-off ......................17 2.4 Screens ......................18 2.5 Verifying the connection ..................23 2.6 "Sonel Analysis" software.................. 24 2.7 PC connection and data transmission ............... 24 2.7.1 USB communication ....................25 2.7.2 Radio communication via OR-1 ........
  • Page 6 2.18 Temperature protection ..................62 2.19 Emergency time setting ..................63 3 Design and measurement methods ............64 3.1 Voltage inputs ....................64 3.2 Current inputs ....................64 3.3 Digital integrator ....................64 3.4 Signal sampling ....................65 3.5 PLL synchronization ..................65 3.6 Frequency measurement ..................
  • Page 7 5.9 Supported mains types ..................97 5.10 Supported current probes ................. 97 5.11 Communication ....................98 5.12 Environmental conditions and other technical data ........... 98 5.13 Safety and electromagnetic compatibility ............99 5.14 Standards ......................100 5.14.1 Compliance with standards ..................100 5.14.2 Product specification according to IEC 62586 ............
  • Page 8 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 1 General information The icon with the analyzer name is placed next to sections of the text that refer to specific features of the analyzer, particularly to availabil- ity/unavailability of a given function. All other parts of the text relate to all types of the analyzer.
  • Page 9 1 General information • Use accessories and probes with a suitable rating and measuring category for the tested circuit. • Do not exceed the rated parameters of the lowest measurement category (CAT) of the used measurement set consisting of the analyzer, probes and accessories. The meas- urement category of the entire set is the same as of the component with the lowest meas- urement category.
  • Page 10 USB, OR-1 radio receiver (PQM-702(T) and PQM-703 only), Wi-Fi (PQM-710 and PQM-711 only) and GSM modem. The device is provided with a built-in GSM modem (UMTS standard) and an antenna. This solution provides it with almost unrestricted access to the analyzer from any chosen global location with available GSM network.
  • Page 11 The terminal for connecting the probe is in the pass together with current probe terminals and it is marked with the letter "T". Unless stated otherwise, in the following part of the manual, all sections referring to PQM-702 analyzer also apply to PQM-702T.
  • Page 12 The user interface includes a color 3.5" LCD display with a resolution of 320x240 pixels and a keypad with four buttons. The full potential of the device may be released by using dedicated PC software "Sonel Analy- sis". The analyzer may communicate with a PC in the following ways: •...
  • Page 13 It is charged when the voltage is present at terminals of the AC adapter. The battery is able to maintain power supply up to 2 h hours (PQM-702, PQM-710) at temperatures of -20...+55°C. After the battery is discharged the meter stops its current operations (e.g. recording) and switches off in the emergency mode.
  • Page 14 Due to the characteristics of the built-in lithium-ion rechargeable battery, the process of charging is blocked when the battery temperature is outside the range of -10C…60C (in such case, Sonel Analysis software indicates charging status as "charging suspended"). Fig. 3. Fasteners for bands (for mounting the analyzer on a pole)
  • Page 15 1 General information Mounting the fasteners 1. Place the plastic spacer tubes 3 mm on the underside of the lower housing, in places marked on the photo. 2. Place the fasteners on the pole clamps on the underside of the lower housing, in places marked on the photo.
  • Page 16 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 3. Tighten the fasteners to the housing using ten (10 pcs) M3x10 screws. Use only the screws with dimensions specified in this manual. Mounting on DIN rail The device is supplied with a bracket for mounting the analyzer on a standard DIN rail. The bracket must be fixed to the back of the analyzer with the provided screws.
  • Page 17 1 General information Measured parameters The analyzer is designed to measure and record the following parameters: • RMS phase and phase-to-phase voltages - up to 760 V or 1000 V referred to ground depending on version (peak voltages up to ±1500 V), •...
  • Page 18 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Tab. 2. Measured parameters for different network configurations. Network type, 1-phase split-phase 3-phase 4-wire 3-phase 3-wire channel Ʃ L1/A L2/B L3/C N Ʃ L12/AB L23/BC L31/CA Ʃ L1/A N L1/A L2/B N Parameter •...
  • Page 19 2 Operation of the analyzer 2 Operation of the analyzer Buttons The keyboard of the analyzer consists of four buttons: ON/OFF , LEFT , RIGHT , START/STOP . To switch-on the analyzer, press ON/OFF button. Directional buttons LEFT and RIGHT are used primarily to change the information screens. The screens change circu- larly, i.e.
  • Page 20 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Screens Note Screens count is device dependent. PQM-702 and PQM-703 have 9 screens, whereas PQM-710 and PQM-711 have 10 screens. Fig. 5 presents the first screen displayed by the analyzer. The bar in the upper part is a perma- nent element, shown independent of the selected screen.
  • Page 21 2 Operation of the analyzer Screen 2 is shown in Fig. 6. It shows the measured values of RMS voltages and currents within the tested system and the mains frequency. The frequency value is displayed in orange when there is no PLL synchronization or when the analyzer is working on the internal generator (e.g.
  • Page 22 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Screen 5 (Fig. 9) indicates THD factors in voltage and current. The factors shown on this screen are related to the fundamental component. Fig. 9. Screen 5 with THD factors. On screen 6 (Fig. 10) Power Factors (PF) are presented along with tan (i.e. the ratio of reactive power to active power).
  • Page 23 2 Operation of the analyzer Screen 8 presents the following information: Fig. 12. Screen 8. • start-time of the last recording, or the start-time of the next scheduled recording interval in the scheduled recording mode, • end-time of the last recording (when recording is in progress dashes are displayed), or the end- time of the next scheduled recording interval in the scheduled recording mode, •...
  • Page 24 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Fig. 13. Screen 9 with information on the measurement point settings. Screen 10 displays the current status of the wireless Wi-Fi connection. Using this screen, you can read: • radio signal level (in client mode) – indicated by icon , where the number of green fields represents the signal level from 0 –...
  • Page 25 2 Operation of the analyzer Verifying the connection Screen 1, next to phasor diagram displays correct connection indicators (see. Fig. 5), which give some relevant information on connecting the analyzer the tested network. This information helps the user to verify the compliance of the current configuration of the analyzer with the param- eters of the measured network.
  • Page 26 ) – the icon  channels I and I indicates an error in current vectors. "Sonel Analysis" software "Sonel Analysis" is an application required to work power analyzers of PQM series. It enables the user to: • configure the analyzer, •...
  • Page 27 USB is an interface that is continuously active and there is no way to disable it. To connect the analyzer, connect USB cable to your PC (USB slot in the device is located on the left side and is secured with a sealing cap). Before connecting the device, install "Sonel Analysis" software with the drivers on the computer Transmission speed is 921.6 kbit/s.
  • Page 28 "Sonel Analysis"). When searching for analyzers, the list of displayed analyzers includes only those entered in the database. For more information - see the manual for "Sonel Analy- sis". OR-1 is not supported by the devices (including their variants) with serial...
  • Page 29 2.13.2. If the analyzer is configured correctly it will attempt to connect to the GSM network and then to the Internet. The analyzer will now be visible on the Internet with assigned IP number. The device will wait for incoming connections using port 4001. Such connection may be established by "Sonel Analysis"...
  • Page 30 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Taking measurements 2.8.1 Measurement Points The analyzer allows the user to store four completely independent measurement configurations, which are also called "measurement points." Number of active measurement point is shown in the … upper left corner of the screen as an...
  • Page 31 Before you start recording, it is necessary to configure the selected measurement point, to per- form the recording process according to your requirements. The configuration is carried out using Sonel Analysis software. The analyzer is supplied from the factory with sample configurations, which are described in details in the manual for Sonel Analysis.
  • Page 32 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual standards). Firmware v1.17 offers a new method of recording, removes the restriction on the averaging time. This means that the user may activate recording for compliance with the standard and simultaneously record other parameters with different averaging time - i.e. as in recording for the user.
  • Page 33 2 Operation of the analyzer Tab. 3. Approximate recording times for a few typical configurations. System Approximate Configuration type Waveforms recording type/ Averaging Event wave- (current Events after averag- time with recorded param- time forms measure- ing period 2 GB allo- eters ment on) cated space...
  • Page 34 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Measuring circuits The analyzer may be connected directly to the following types of networks: • 1-phase (Fig. 16) • 2-phase (split-phase) with split-winding of the transformer (Fig. 17), • 3-phase 4-wire wye with a neutral conductor (Fig. 18), •...
  • Page 35 It may be verified by conducting an active power measurement – in most types of passive receivers active power is positive. When probes are incorrectly con- nected, it is possible to change their polarity using "Sonel Analysis" software. When measuring overvoltages (transients) is also required, remember that the analyzer measures them in relation to PE input.
  • Page 36 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Fig. 16. Wiring diagram – single phase. Fig. 17. Wiring diagram – split-phase.
  • Page 37 2 Operation of the analyzer Fig. 18. Wiring diagram – 3-phase wye with a neutral conductor. Fig. 19. Wiring diagram – 3-phase wye without neutral conductor.
  • Page 38 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Fig. 20. Wiring diagram – 3-phase delta. Fig. 21. Wiring diagram – 3-phase delta (current measurement using Aron method).
  • Page 39 2 Operation of the analyzer Fig. 22. Wiring diagram – 3-phase wye without neutral conductor (current measurement using Aron method). Fig. 23. Wiring diagram – indirect system with transducers – wye configuration.
  • Page 40 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Fig. 24. Wiring diagram – indirect system with transducers – delta configuration. Note Frequency response of transformers is usually very narrow, so the net- work disturbances at high frequencies (e.g. lightning surges) are largely suppressed and distorted on the secondary side of the transformer.
  • Page 41 The second way to measure the inrush current is to set the current event to the selected screen ► ► URRENT ASIC OG EVENTS current value (in Sonel Analysis select ). After exceeding the set current value, the analyzer will record a waveform (up to 1 s) and an RMS ½ graph (up to 30 s).
  • Page 42 ('step by step'): from connecting the device to generating the measurement report. It provides guidelines how to quickly start to operate the analyzer and Sonel Analysis software. It is assumed that Sonel Analysis software is already installed. The example assumes the use of PQM-703 analyzer.
  • Page 43 2 Operation of the analyzer the found analyzer by double-clicking it. If the analyzer has not been added yet to the database of the analyzers in the program, a window will be displayed prompting user to enter PIN code of the analyzer.
  • Page 44 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual ONFIGURATION To change the main settings of the recording configuration, single-click OCAL panel. The screen should look as sown in Fig. 27. Set the following items: • mains system (element as in Fig. 27) as a single-phase, •...
  • Page 45 2 Operation of the analyzer DDITIONAL card select only the average value for the frequency, and uncheck other boxes. ARMONICS OLTAGE card and tab select fields for THD average values and for voltage CALCULATED FROM harmonic amplitudes - uncheck other boxes. List may be set according to own requirements.
  • Page 46 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual LOTS IME PLOT highlighted along with the Time column) and then click and choose . A window will be displayed with a graph containing two timeplots: L1 voltage and THD. The graph may be freely enlarged, using the three markers mark specific points on the graph and read the parameters of indicated points.
  • Page 47 2 Operation of the analyzer 2.12 Time Synchronization 2.12.1 Requirements of IEC 61000-4-30 The analyzer has a built-in GPS receiver, whose main purpose is to synchronize the analyzer clock with an atomic clock signal distributed via GPS satellites. Time synchronization of the analyzer with UTC is required by IEC 61000-4-30 standard for Class A for marking the measurement data.
  • Page 48 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 2.12.4 Time resynchronization As the availability of the GPS signal cannot be guaranteed on a permanent basis, it is necessary to ensure proper management of internal time when the GPS signal becomes available and when it differs from the internal time of the analyzer.
  • Page 49 PC from which the user tries to connect with the analyzer via GSM modem must have ac- cess to the Internet. • "Sonel Analysis" software while searching for analyzers, tries to connect to those analyzers TCP/IP that have IP number configured in the data base (additionally the user must enable OVER in program settings).
  • Page 50 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Configure the analyzer for GSM connectivity in the following manner: • connect to the analyzer via a USB cable. If the analyzer is not present in the database it should added to it. •...
  • Page 51 <connection type>", it means that a connection from a remote PC may be performed via Internet. The user may perform a test connection to verify the connectivity with "Sonel Analysis”: • In the program settings, check whether the search of the analyzers via GSM network is →...
  • Page 52 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual • After a while, the screen should display the desired window (e.g. ) and the status ONNECTED ONNECTED bar should display message. Also the analyzer screen will display PC (GSM) message. The connection attempt was successful.
  • Page 53 2 Operation of the analyzer PUK R EQUIRED Problem: Analyzer reports a GSM error by displaying Possible cause: The card inserted into the analyzer is blocked due to several attempts of entering incorrect PIN code. Unlock the SIM card by entering PUK code. Solution: After connecting the analyzer via USB cable, enter the analyzer database and select GSM PIN HANGE...
  • Page 54 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 2.14 Wi-Fi communication mode 2.14.1 General Information PQM-710/711 analyzers are equipped with Wi-Fi module working in IEEE 802.11 b/g standard and n single stream. Wi-Fi module in the analyzer may operate in two modes: •...
  • Page 55 To connect, you need to enter the network password. It is recommended to change the default password. The password must contain at least 8 characters. If you successfully connected to the analyzer's network, the next step is to run Sonel Analysis software and checking the communication. 2.14.3.1...
  • Page 56 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Fig. 32. Screen for settings of the analyzer, available wireless transmission media. • →A PTIONS NALYZER DATABASE Select (F3). In the analyzer database enter the option for editing the analyzer settings (select the line with the serial number of the analyzer and click...
  • Page 57 2 Operation of the analyzer Fig. 33. Screen of configuring Wi-Fi access point. 2.14.4 Client mode In client mode an operation in a local network (Fig. 34) or via the Internet (Fig. 35) is possible. When the tablet used has a software for setting-up the software access point, a direct connection tablet ...
  • Page 58 Fig. 36. Direct connection tablet (AP)  analyzer (client). Requires a tablet with software access point capability (not icluded in software package provided by Sonel S.A.) Fig. 37. Direct connection: tablet (AP)  multiple analyzers (clients). Requires a tablet with software access point capability (not icluded in software package provided by Sonel S.A.)
  • Page 59 (redirecting traffic from the local network to the public network). The analyzer, which has no access point within its range, remains in scanning mode of 2.4 GHz Wi-Fi band. Remote connection of Sonel Analysis software via Wi-Fi is possible, when this mode is active →A ROGRAM SETTINGS...
  • Page 60 For a direct connection (tablet  analyzer), and for working in a local XTERNAL network (tablet  Wi-Fi router  analyzer) these fields must be left inactive. Sonel Analysis scans the network automatically and updates these fields after detecting the presence of an analyzer.
  • Page 61 , it means that a connection may be performed. The user may perform a test connection to verify the connectivity with Sonel Analysis: • In the program settings, check whether the search of the analyzers via Wi-Fi is enabled: select →P...
  • Page 62 RIGHT arrow button, until the display flashes. Try to connect again (NOTE: this restart is only possible when there is no active connection with Sonel Analysis). EADY Problem: Despite correct status , after the search, the analyzer is not displayed on the list.
  • Page 63 100 m. SMS message contains the actual coordinates of the analyzer. Also "Sonel Analysis" enables user to connect user to the ana- lyzer via GSM to check the analyzer current location on the status screen (even when the analyzer is turned off - see below).
  • Page 64 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 2.16 Key lock Using the PC program, the user may select an option of locking the keypad after starting the process of recording. This solution is designed to protect the analyzer against unauthorized stop- ping of the recording process.
  • Page 65 Li-Ion battery. When the battery is discharged after activation of the meter, the time will be reset. To allow further work in the absence of access to a computer with Sonel Analysis software when it is impossible to synchronize the time with GPS time, the analyzer after starting NCORRECT detects the wrong time and enables its manual setting.
  • Page 66 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 3 Design and measurement methods Voltage inputs The voltage input block is shown in Fig. 40. Two measurement blocks are shown: on the right side of terminals main voltage circuits are presented - they are used for majority of voltage meas- urements.
  • Page 67 3 Design and measurement methods Theoretically infinite gain for DC signal, when present at integrator input, causes the input sat- uration close to the supply voltage and prevents its further work. In practical systems, a solution is introduced to limit the gain for DC signals to some fixed value. Additionally, periodic reset of the output is performed.
  • Page 68 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 4-7 standard does not provide any specific guidance or requirements. However, 61000-4-30 stand- ard defines the input voltage range in which the metrological parameters cannot be compromised and for class A the range is: 10%...150% U .
  • Page 69 (recording of these channels will end up at the same time as the recording in the first channel triggered by the first event), "Sonel Analysis" software marks these events as "Transient *". Waveforms for the channel that triggered the first event, they will always appear with the other channels that triggered later event.
  • Page 70 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 3.8.1 Threshold method HRESHOLD Threshold method is chosen by selecting (in voltage settings of the measurement point) and setting the threshold voltage in the range from 50 V to 5000 V. In this method, the ana- lyzer detects a transient after it exceeds the pre-set amplitude in volts.
  • Page 71 3 Design and measurement methods Current limiting function In situations where the measured current has very low values or measuring probes were re- moved from the analyzer, resetting function may be useful for parameters related with the current channel. This is particularly important for parameters such as THD, which in case of noise indicate high and sometimes confusing values.
  • Page 72 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 3.10 Event detection The analyzer offers wide range of event detection options for measured networks. "Event" is a situation where the parameter value exceeds the threshold defined by the user. Detected events are recorded on a memory card as an entry containing: •...
  • Page 73 3 Design and measurement methods Current harmonic ampli- • tudes (n = 2…50) • voltage TID Voltage interharmonics • amplitudes ih50 (n = 0…50) • current TID Current interharmonics • amplitudes ih50 (n = 0…50) • K-Factor • , UR Mains signalling •...
  • Page 74 In polyphase systems, the device detects both single-phase events and polyphase events (in accordance with IEC 61000-4-30). Sonel Analysis software indicates polyphase events by a yellow background in the event table. It should be noted that according to the algorithm specified in IEC 61000-4-30, a polyphase event is also an event which occurred only in one phase ("polyphase"...
  • Page 75 3 Design and measurement methods 3.11 Methods of parameter‘s averaging Method of parameter averaging Parameter Averaging method RMS voltage, RMS current DC voltage, DC current arithmetic average Frequency arithmetic average Crest factor U, I arithmetic average Symmetrical components U, I Unbalance factor U, I calculated from average values of symmetrical components Active, Reactive, Apparent and...
  • Page 76 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 4 Calculation formulas One-phase network One-phase network Parameter Designa- Method of calculation Name Unit tion �� = √ �� ∑ �� �� Voltage �� �� ��=1 (True RMS) where U is a subsequent sample of voltage U M = 2048 for 50 Hz and 60 Hz ��...
  • Page 77 4 Calculation formulas cos �� = ������ = cos(�� − �� �� ��  where is an absolute angle of the fundamental com-  Displacement power fac- ponent of voltage U  is an absolute angle of the fundamental component of current I ∆��...
  • Page 78 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual nents of voltage and cur- x (interharmonic order) = 0..50 rent (sub-harmonic also includes the 5 Hz bin) √∑ �� Total Interharmonic Dis- ��ℎ=0 ��ℎ tortion for voltage, re- �������� × 100% �� TIDU ��...
  • Page 79 4 Calculation formulas �� �� = ∑ �� (��)��(��) ��+ ��=1 �� ( �� ) ������ �� ( ������ ) > 0 (��) = { �� 0 ������ �� ( �� ) ≤ 0 �� �� = ∑ �� (��)��(��) ��−...
  • Page 80 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Split-phase network Split-phase network (parameters not mentioned are calculated as for single-phase) Parameter Method of calculation Designa- Name Unit tion �� = �� + �� Total active power ������ �� �� Total Budeanu reactive ��...
  • Page 81 4 Calculation formulas where: i is subsequent number of the 10/12-period measure- ment window, (i) represents total active power P calculated in i-th measuring window T(i) represents duration of i-th measuring window (in hours) �� �� = ∑ �� ( �� ) ��(��) ��������(��+) ��+ ��=1...
  • Page 82 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 3-phase wye network with N conductor (3-phase, 4-wire) 3-phase wye network with N conductor (parameters not mentioned are calculated as for single-phase) Parameter Designa- Method of calculation Name Unit tion �� = �� + ��...
  • Page 83 4 Calculation formulas �� ( �� ) ��(��) �� = ∑ �� �������� �� ��=1 where: i is subsequent number of the 10/12-period measure- Total apparent energy Stot ment window (i) represents the effective apparent power S , calcu- lated in i-th measuring window T(i) represents duration of i-th measuring window (in hours) ��...
  • Page 84 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual �� (�� + �� �� + ���� ��1 ��1 ��1 �� = ������(�� Current negative se- quence component where I are vectors of fundamental compo- nents for phase voltages I Operator mag() indicates vector module ��...
  • Page 85 4 Calculation formulas �� + �� + �� ����1 ����1 ����1 = √ �� ��1 �� + �� + �� ��1 ��1 ��1 = √ �� ��1 �� ������ ���� Total Power Factor ������ �� �� Active energy (consumed Ptot+ calculated as for the split-phase network and supplied) Ptot-...
  • Page 86 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 5 Technical data • Specifications are subject to change without prior notice. Recent revisions of technical documen- tation are available at www.sonel.com. • Basic uncertainty is the uncertainty of a measurement instrument at reference conditions specified Tab.
  • Page 87 5 Technical data Current input terminals Number of inputs 4 (3 phases + neutral) not galvanically isolated Nominal input voltage (CT probes) ±3.6 V Peak input voltage (CT probes) Nominal input voltage (flexible 0.125 V probes) ±0.45 V Peak input voltage (flexible probes) Maximum current probes input volt- age referred to earth Analog pass band (-3dB)
  • Page 88 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Measured parameters - accuracy, resolution and ranges 5.4.1 Reference conditions Tab. 6. Reference conditions. Reference conditions Ambient temperature 0C…+45C (see also 5.4.2) 40…60% Relative Humidity ≤ 0.1% (applies only to 3-phase systems) Voltage unbalance ≤...
  • Page 89 5 Technical data 5.4.4 Current Range and condi- Current Resolution Basic uncertainty tions (AC+DC) Input path without probes CT line: 0..1 V (±3.6 V max) 0.1% I 4 s.d. flexible probes line: 0..125 mV (±450 mV max) Flexible probes F-1(A)/F-2(A)/F-3(A) Additional uncertainty 0..3000 A 1%...
  • Page 90 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 5.4.5 Frequency Frequency Range and conditions Resolution Basic uncertainty 0.01 Hz 40..70 Hz 0.01 Hz (0.001 Hz on ≤ U ≤ 200% U 10% U the LCD screen of the analyzer) 5.4.6 Harmonics Range and condi-...
  • Page 91 Tab. 7 shows the phase error between voltage and current harmonics for analyzers (without probes and transducers). Tab. 7. Phase error of PQM-702/703/710/711 analyzers, depending on the frequency. Phase difference error Frequency range 40..70 Hz...
  • Page 92 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual the current for a given frequency caused by all elements of the measuring circuit: current and volt- age transducers, probes, and the analyzer. The uncertainty of the harmonics active power measurements may be calculated according to the following formula: cos ( ��+Δ��...
  • Page 93 5 Technical data Fig. 43. Additional uncertainty due to the phase error, depending on the phase angle. 5.4.11 Flicker Flicker Range and conditions Resolution Basic uncertainty 5% within the values presented in 0,2…10 (10 min.) 0.01 ≥ 80% U (2 h) for U tables of IEC 61000-4-15 standard Class...
  • Page 94 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 5.4.15 External temperature Parameter Description Temperature range Measurement uncertainty Measurement accuracy 2°C -55°C ≤ T < -10°C (ST-2 probe + analyzer) 0.5°C -10°C ≤ T ≤ 85°C 2°C 85°C < T ≤ 125°C 0.1°C...
  • Page 95 5 Technical data current Range Resolution Basic uncertainty (min, max) 0.2% I 0.0%...100.0% I 4 s.d. RMS(1/2) ½ period Duration hh:mm:ss.ms One period Detection thresholds Set by the user in percentage or absolute values. Event detection based (1-period RMS refreshed every ½ period). on the measurement of I RMS(1/2) Waveform recording...
  • Page 96 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual Total interharmonics distortion of 0…100% Basing on 10/12-cycle value current TID-F (max) Basing on 10/12-cycle value; Voltage interharmonics amplitudes 0 ... 100% or absolute Independent thresholds for all interhar- (max) values monics in the range of 0...50 Basing on 10/12-cycle value;...
  • Page 97 5 Technical data Instanta- Mean Minimum Maximum Recorded parameters neous value value value value • • • • RMS phase/phase-to-phase voltage (depending on the type of system) U • RMS phase-to-phase voltage (only 3-phase wye sys- tem with N and 2-phase system) U •...
  • Page 98 Li-Ion 4.4 Ah PQM-702, PQM-710: approx. 2 h PQM-703, PQM-711: approx. 1.5 h PQM-702, PQM-710: ≤ 5 h, when recording is active, screen is off, GSM and Wi-Fi are off, heater is off, ambient tempera- Operating time on battery ture approx. 20ºC PQM-703, PQM-711: ≤...
  • Page 99 NOTE: Clamps with letter 'A' in the marking (e.g. F-3A) are clamps with automatic type detection in compatible devices. Other parameters are the same as in the case of clamps without automatic clamp type detection. Auto- matic clamp type detection is available in analyzers: PQM-702/703/710/711 with HWg hardware and later and with firmware 1.40 or later.
  • Page 100 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 5.11 Communication Communication Galvanic isolated Max. transmission speed 921.6 kbit/s, mass-storage reader mode with few MB/s throughput. Compatible with USB 2.0 Built-in 433 MHz radio module, Connection via OR-1 wireless module, Max. transmission speed: 57.6 kbit/s...
  • Page 101 5 MHz…30 MHz: 60 dBV EN 55032 Compliance statement: PQM-702, PQM-703, PQM-710 and PQM-711 are class A products. In a domestic environment these products may cause radio interference in which case the user may be required to take adequate measures (e.g. increasing distance between affected devices).
  • Page 102 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 5.14 Standards Standards IEC 62586-1:2017 (Ed. 2.0) IEC 62586-2:2017/COR1:2018 (Ed. 2.0) Product standard Product classification: PQI-A-PO (measurement class A acc. to IEC 61000-4-30, Portable, Outdoor, EMC environment G) Measurement methods IEC 61000-4-30:2015/COR1:2016 (Ed. 3.0) class A Measurement accuracy IEC 61000-4-30:2015/COR1:2016 (Ed.
  • Page 103 • Built-in real time clock, which is set from "Sonel Analysis", • RTC accuracy after GPS signal loss - better than ±0.3 s/day Compliant with IEC 61000-4-30 Class A of the measurement method and un-...
  • Page 104 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 5.14.2 Product specification according to IEC 62586 PQI-A-PO (measurement class A acc. to IEC 61000-4-30, Portable, Outdoor, Product specification EMC environment G) Class acc. to Additional Symbol Function Range IEC 61000-4-30 information 40…70 Hz power frequency 6,4…760 V...
  • Page 105 6 Cleaning and maintenance 6 Cleaning and maintenance Note Use only the maintenance methods specified by the manufacturer in this manual. The casing of the analyzer may be cleaned with a soft, damp cloth using all-purpose detergents. Do not use any solvents or cleaning agents which might scratch the casing (powders, pastes, etc.). Cables should be cleaned with water and detergents, and then dried.
  • Page 106 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual 9 Optional accessories The full list of accessories can be found on the manufacturer's website. C-4A C-5A C-6A C-7A WACEGC4AOKR WACEGC5AOKR WACEGC6AOKR WACEGC7AOKR 1000 A AC Rated current 1000 A AC 10 A AC...
  • Page 107 Service repairs must be performed only by the manufacturer. Note SONEL S.A. does not provide a warranty for the included tablet or its accessories. In case of discrepancies in the operation of the tablet, please contact the tablet manufacturer directly to file a complaint. Current con-...
  • Page 108 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual NOTES...
  • Page 109 10 Manufacturer NOTES...
  • Page 110 PQM-702(T), PQM-703, PQM-710, PQM-711 User Manual NOTES...

This manual is also suitable for:

Pqm-702tPqm-703Pqm-710Pqm-711