Total Solution Digital Sampling Power Meter Digital Power Meter and Power Analyzer WTSERIES & PZ WT0/WT0 WT600 WT00/WT00 Information on the features and functions of Yokogawa's WT series & PZ, accessories, and related products is also available at our homepage. http://www.yokogawa.com/tm/ www.yokogawa.com/tm/... and subscribe to Newswave, our free e-mail newsletter Bulletin 7600-00E
Yokogawa's WT Series Power Meters and : Advanced Technology and High Reliability for a Wide 0.0 WT000 R & D Total Power Accuracy [%] 0. QA and Testing WT0/WT0 Engineering & ATE WT600 Production Test.0 0/60 k 0k 00k M Power Measurement Bandwidth [Hz] Specification of WT Series and Frequency versus Power Accuracy at Unity Power Factor (example) WT0 Frequency versus Power Accuracy at Zero Power Factor (example) 4 0 Total Active Power Error [as a % of range] - -4-6 -8 WT0: 0 V/ A range WT600: 0 V/ A range ( A input element) WT000: 00 V/ A range : 00 Vpk/ Apk range ( A input terminal) Input with cos ø= (reference value) WT000 WT600 Total Active Power Error [as a % of range] 0 - - - -4 WT0: 0 V/ A range WT600: 0 V/ A range ( A input element) WT000: 00 V/ A range : 00 Vpk/ Apk range ( A input terminal) WT000 WT600 WT0-0 0 00 000 0000 00000 000000 0000000 Frequency [Hz] - 0 00,000 0,000 00,000 Frequency [Hz] Effect of Common Mode Voltage on Readings Total Active Power Error versus Power Factor Total Error [as a % of range] WT0: 0 V range 4 WT0: A range WT600: A module, 00 V range WT600: A module, A range WT000: 00 V range WT000: A range PX4000: 00 V range PX4000: A input terminal, Apk range 0-0 00 000 0000 00000 Frequency [Hz] Total Active Power Error (as a % of reading) 00.00% 0.00%.00% 0.0% 0.0% WT0/0 WT600 WT000 0.0 0. power factor
Range of Power Measurement Solutions Dim. 46 (W) (H) 400 (D) mm WT00: Approximately 0 kg WT00: Approximately kg Dim. 46 (W) 77 (H) 400 (D) mm Approximately kg (main unit with six input elements installed) WT00/WT00 High-end model with high precision and stability, designed for measurements conforming to IEC standards Power measurement frequency range: DC and Hz to 00 khz Basic power accuracy: 0.04% Optional harmonic analysis conforming to IEC standard (IEC6000--; 99 version), voltage fluctuation/flicker measurement (IEC6000--; 994 version) Provides stable measurements even for inverter equipment due to superior common mode voltage withstanding characteristics. Built-in printer (optional) allows on-the-spot printing of ordinary measurements, harmonic measurement results and flicker measurement results. WT600 Vivid waveform and vector display and a wide range of features for a variety of applications Power measurement frequency range: DC and 0. Hz to MHz Basic power accuracy: 0.% High-voltage measurement (. to 000 Vrms) Wide current input range (0 ma to A or A to 0 A range) As many as six input elements can be installed to enable simultaneous three-phase power measurements on two separate systems. Motor evaluation function (torque, rotating speed inputs) enables computation of total motor efficiency. WT0 Low-priced model providing mobility for standalone measurement of standby consumed power and rated power Single-phase model Power measurement frequency range: DC and 0. Hz to 00 khz Basic power accuracy: 0.% Wide current input range ( ma to 0 A) A variety of other features, including line filter, maximum hold, and integration function with categorization of positive and negative polarity, and average active power function Dim. (W) 88 (H) 0 (D) mm Approximately kg Dim. (W) (H) 0 (D) mm Approximately kg WT0 Compact three-phase model with optional harmonic measurement function Three-phase model (three-phase, three-wire: two input elements; three-phase, four-wire: three input elements) Power measurement frequency range: DC and 0. Hz to 00 khz Basic power accuracy: 0.% Four-channel DA output and four-channel comparator output enabling GO/NO-GO evaluations on production and testing lines (optional) A variety of other features, including line filter, maximum hold, and integration function with categorization of positive and negative polarity, and average active power function Dim. 46 (W) 77 (H) 40 (D) mm Approximately kg (main unit with four-input module installed) Power Analyzer Analyzer with wide frequency range and waveform analysis functions Frequency characteristics: DC and 0. Hz to MHz Basic power accuracy: 0.% Wide variety of waveform analysis functions, including zoom, cursor measurement, and waveform computation Harmonic measurement function (up to 00 orders) and FFT Math function As many as four input elements can be installed to enable simultaneous three-phase power measurements on two separate systems. Motor evaluation function (torque, rotating speed inputs) enables computation of total motor efficiency. There are limitations on some specifications and functions. See the individual product catalogs for details.
Select the Best for Your Applications Specifications for WT Series and PZ Parameter Basic power accuracy ±(0.04% of rdg + 0.04% of rng) Power measurement frequency range DC, Hz to 00 khz Input ranges Voltage 0//0/60/00/0/ 00/600 Vrms Current ///0/0/0 Arms Measurement parameters Maximum display Data update rate Response time Interface Printer External input Active power Reactive power Apparent power Voltage Current Power factor Phase angle Peak voltage Peak current Peak hold Maximum hold Frequency Efficiency Crest factor Integrating power Integrating current U, I, P Wp, q f WT00/WT00 WT600 WT0/WT0 0/00/00 mvrms One voltage or current of installed input element (totals, separate for positive and negative polarities) (totals, separate for positive and negative polarities) 0,000 00,000 99,999 0/00 ms, seconds Up to twice the display update interval GP-IB or RS--C (selected by user) Built-in printer ±(0.% of rdg + 0.0% of rng) DC, 0. Hz to MHz.//6/0//0/60/ 0/00/600/000 Vrms 0/0/0/00/00/00 marms // Arms, or ///0/0/0 Arms 0/00/0/00 mvrms /.//0 Vrms Up to three voltages or currents of installed input elements (totals, separate for positive and negative polarities) (totals, separate for positive and negative polarities) 60,000 999,999 99,999 0/00/00/00 ms, // seconds Up to twice the data update interval (with waveform acquisition OFF) GP-IB or RS- (selected by user) SCSI Ethernet Built-in printer There are limitations on some specifications and functions. See the individual product catalogs for details. ±(0.% of rdg + 0.% of rng) DC, 0. Hz to 00 khz /0/60/0/00/600 Vrms WT0: /0/0/0/00 marms 0./0.////0/0 Arms WT0: 0.////0/0 Arms 0/00/00 mvrms, or.//0 Vrms One voltage or current of installed input element MATH function works with WT0 only (totals, separate for positive and negative polarities) (totals, separate for positive and negative polarities) 99,999 or 9999 (selected by user) 999,999 9999 00/0/00 ms, // seconds Up to twice the display update interval GP-IB or RS--C (selected by user) (WT0: ; WT0: ) ±(0.% of rdg + 0.0% of rng) DC, 0. Hz to MHz 0/60/0/00/00/ 600/00/000 Vpk 0./0./0.4///4 Apk, or //4/0/0/40/00 Apk 00/00/400/000 mvpk Voltages and currents of all installed input modules 99,999 or 999,999 (selected by user) No integrating function 99,999 Depends on waveform acquisition length Depends on waveform acquisition length GP-IB, RS-, Centronics SCSI Built-in printer : Standard; : Optional Select the Measurement Functions You Need According to Your Applications Parameter DA output function Comparator output function Motor evaluation functions (torque and rotation speed inputs) FFT spectral analysis function Harmonic Analyzed orders (with Up to 0 orders analysis functions fundamental wave at 0/60 Hz) Method PLL synchronization Fundamental frequency range Accuracy (0/60 Hz) with anti-aliasing filter ON Anti-aliasing filter Window shape Windows width (with fundamental wave at 0/60 Hz) FFT data length Analysis conforming to IEC6000-- (99 version) Voltage fluctuation and flicker measurement functions WT00/WT00 WT600 WT0/WT0 4 channels 0 channels WT0: 4 channels WT0: channels (/DA), 4 channels (/CMP) 4 channels 0-440 Hz U, I: ±(% of rdg + 0.0% of rng) P: ±(% of rdg + 0.% of rng) fc =. khz (when loopback noise is -0 db or greater) Rectangular No gap, no overlap,, 4, 8, or 6 waves, 04, 048, 4096, or 89 Capable Conforms to IEC6000-- (994 version) Display and output of torque, rotating speed, synchronous speed, slip, motor output, motor efficiency, total efficiency Up to 00 orders PLL synchronization or external sampling clock 0 Hz to khz (0.-00 Hz with external clock) U, I: ±(0.% of rdg + 0.0% of rng) P: ±(0.4% of rdg + 0.0% of rng) fc =. khz Rectangular 4, 8, or 6 waves 048, 4096, or 89 There are limitations on some specifications and functions. See the individual product catalogs for details. Wiring Types and Numbers Wiring type Single-phase -wire Single-phase -wire -phase -wire ( voltages, currents) voltages, currents -phase 4-wire Required input modules WT0/WT0 76040 7600 7600 7600 7600 For WT600 and, use the above table as a reference in determining the number of input modules. Up to 0 orders PLL synchronization 40-440 Hz U, I: ±(0.% of rdg + 0.% of rng) P: ±(0.% of rdg + 0.% of rng) (anti-aliasing filter not installed) Rectangular waves 04 WT000 0 0 0 0 0 Display and output of torque, rotating speed, synchronous speed, slip, motor output, motor efficiency, total efficiency Up to 00 orders PLL synchronization or external sampling clock 0 Hz to 6.4 khz U, I: ±(0.% of rdg + 0.0% of rng) P: ±(0.% of rdg + 0.0% of rng) fc = 0 khz Rectangular 4 waves 89 : Standard; : Optional Abbreviations appearing in the tables U: Voltage I: Current P: Power Wp: Integrating power q: Integrating current f: Frequency rdg: Reading rng: Range 4
Application Examples Voltage Fluctuation and Flicker Measurement System Using the WT000 Electromagnetic Cooker Inverter Evaluation Using the Impedance matcher Low-distortion power supply WT000 Series Tested product Display Patterns DISPLAY A DISPLAY B DISPLAY C DISPLAY D Rated voltage Un --- Rated voltage Rated voltage cycle Maximum value up to Relative working Limit value present/maximum value in voltage change dc single observation period Maximum relative Maximum value up to working voltage Limit value present/maximum value in change dmax single observation period Total time that value d(t) in Maximum value up to voltage change exceeds Limit value present/maximum value in threshold level in a single single observation period voltage fluctuation Short-term flicker Limit value Computation results value Pst Long-term flicker Limit value Computation results value Pst Overall evaluation Overall evaluation --- Elapsed time results results Commercial power input Hotplate Single-phase inverter Inverter output Load Coil Commercial power input voltage Commercial power input current Inverter output voltage Inverter output current Example I/O measurements for inverter inside hotplate Inverter I/O and Motor Evaluation Using the WT600 Inverter I/O measurement Comparator Function for GO/NO-GO Evaluations on Production Testing Lines Inverter Motor Load Input signal example Panel meter Transducer The area enclosed by the dashed lines can be replaced by a WT0. WT0 Torque meter Output signal example Torque rotation speed trend display example (optional motor evaluation function required) * The displayed data is from a screenshot. Meter Relay Meter Relay Meter Relay Alarm Lamp Comparator output (4ch) (normal-open/normal-close) DA output (4ch) Alarm Lamp Alarm Lamp Alarm Lamp Alarm Lamp Alarm Lamp Power Calibration System and Traceability National/international standards Watt converter Power (0 Hz to 400 Hz) DC/AC comparison device Voltage (400 Hz to MHz) DC/AC comparison LCR meter device Current shunt Current shunt Capacitors (400 Hz to 00kHz) (00kHz to MHz) Current (400 Hz to MHz) Phase (400 Hz to MHz) Yokogawa standard equipment WT000 0.08% 00 khz WT600 0.% MHz 0.% MHz WT0/WT0 0.% 00 khz
Data Acquisition and Remote Control Using a PC Yokogawa's software for WT series and lets you use your PC to display measurement data in a variety of formats for efficient analysis. Software for the WT600 WTViewer Software for Power Viewer Data saving and loading, remote control of the WT600 Measurement display, waveform display, vector display, bar graph display, measurement trend display (no X-Y display function) WTViEWER works with WT600 firmware versions.0 and later. Data saving and loading, remote control of the Measurement display, waveform display, X-Y display, measurement trend display (no bar graph or vector display functions) Simultaneous computation of data on multiple channels using the MATH function Synchronized measurement for up to four units (using GP-IB interface) Free Software for WT000 Series (Download from Our Homepage) Multiple Item Display and Recording Software Harmonic Analysis Software Voltage Fluctuation/Flicker Measurement Software Enter WT000 settings such as voltage and current ranges; display measurement data on the PC; save data in ASCII format. Harmonic measurement conforming to IEC6000-- (99 version) Voltage fluctuation and flicker measurements conforming to IEC6000-- (994 version) LabVIEW* Driver Software (Free) WT000 Series WT600 Numbers 74 760 Product Name Power Viewer software WTViewer software * LabVIEW is a registered trademark of National Instruments Corporation. 6 Information on the features and functions of Yokogawa's software is also available at our homepage. http://www.yokogawa.com/tm/
Related Products for Power Measurement Current Sensor Units 7 and 7 DC to 00 khz/600 Apk and Combined Calibration Wide dynamic range: 0 to 600 A (DC)/600 Apeak (AC) Wide measurement frequency range: DC to 00 khz (- db) High-precision basic accuracy: ±(0.0% of reading + 40 µa) Innovative casing design for superior noise withstanding ability and CMRR characteristics Can be combined with WT series or for assured accuracy and combined calibration. *These models don't conform with CE Marking. Current Transducer 774 DC to 00 khz/600 Apk Wide dynamic range: 0 to 600 A (DC)/600 Apeak (AC) Wide measurement frequency range: DC to 00 khz (- db) Highly precise basic accuracy: ±(0.0% of reading + 40 µa) Requires DC ± V power supply, connectors, and load resistors. Current Clamp-on Probes 7 AC 000 Arms (400 Apeak) Wide dynamic range: 0.00 to 000 Arms, Max. 400 Apk (AC) Wide measurement frequency range: 0 Hz to khz (±%) Highly precise basic accuracy: ±0.% of reading Phase error: 0.7 deg (0/60 Hz) Current output type: ma/a Current Clamp-on Probes 70 AC 400 Arms (600 Apeak) Wide dynamic range: 0. to 400 Arms (AC) Wide measurement frequency range: 0 Hz to 0 khz (±%) Basic accuracy: ±.0% of reading ±0. mv Voltage output type: 0 mv/a *This model is treated as a special-order product. See the power meter accessories catalog (Bulletin 7-E) for detailed specifications and a product selection guide. Connectors and Cables 7897 Test lead set Two leads (read and black) to a set. Use with model 789 or 7899. Total length: 0.7 meter Rating: 000 V 789 Alligator clip adapters (small) Two adapters to a set. Connected to model 7897 measurement leads. Rating: 00 V 7899 Alligator clip adapters (large) Two adapters to a set. Connected to model 7897 measurement leads. Rating: 000 V 789 Safety terminal adapter set (screw-fastened type) Two adapters to a set.. mm hex wrench is attached to fasten cable. 789 Fork terminal adapter Two adapters (red and black) to a set. Used when attaching banana plug to binding post. Low-voltage circuit measurement adapters 669, For conversion between BNC and female banana plug 7, For conversion between male banana plug and binding post. 669, For conversion between male banana plug and BNC Due to the nature of this product, it is possible to touch its metal parts. Therefore, there is a risk of electric shock, so the product must be used with caution. : These accessories do not conform to CE Marking. : Use these products with low-voltage circuits (4 V or less). 7
WT000 Series 0 0 0 Interface Supply voltage WT600 7600 Element types and quantities The numbers in the "" column have the following meanings. 0: 0 A input element : A input element Blank: No element Elements are inserted in the order shown starting on the left side on the back. Communication functions Accessories Product Test lead set Small alligator-clip adapter Large alligator-clip adapter Safety terminal adapter Fork terminal adapter. mm hex wrench -C -C - - - -7 -J /B /HRM /DA /FL -0-0 -0-04 -0-06 -0 - - - -4 - -0 - - - -4-0 - - - -40-4 -4-0 - -60 -C -C -Q /B /C7 /C0 /DA /MTR Part No. 7897 789 7899 789 789 7 669 669 B97WD WT00, -Input element model WT00, -Input elements model WT00, -Input elements model GP-IB RS--C 00 V AC (0/60 Hz) V AC (0/60 Hz) 00 V AC (0/60 Hz) 0 V AC (0/60 Hz) UL/CSA standard VDE standard SAA standard BS standard Built-in printer Harmonic analysis function D/A output (4 channels) Flicker measurement function WT600 digital power meter main unit Element Number 4 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 GP-IB Serial (RS-) UL/CSA Standard VDE Standard SAA Standard BS Standard Internal printer SCSI interface 0 0 0 0 0 0 0 0 0 0 0 0 Ethernet, HDD, SCSI 0-channel DA output Motor evaluation function 0 0 0 0 0 0 0 0 A set of 0.8 m long, red and black test leads Rated at 00 V and used in a pair Rated at 000 V and used in a pair (Screw-fastened type) Two adapters to a set. mm hex wrench is attached banana-fork adapter Safety-terminal-binding-post adapter BNC-banana-jack (female) adapter Banana-plug (male)-bnc adapter Wrench to fasten cable to 789 0 0 0 0 0 0 0 0 Order Q ty 70 7 7 77 -Q /M /M /B /C7 Module specifications -E * Sensor input module can be used element 4 slot only. WT00 Series 76040 7600 7600 Interface -Q /C /C /EX /EX /HRM /DA4 /CMP -C -C -J /EX /EX /HRM /DA /CMP Power Analyzer UL/CSA Standard VDE Standard SAA Standard BS Standard Memory extension to M word/ch Memory extension to 4 M word/ch Built-in printer SCSI interface Power measurement module Voltage: 000 V Current: A, current sensor: 00 mv Power measurement module Voltage: 000 V Current: A and 0 A, current sensor: 00 mv Sensor input module Torque / Rotating speed input Plug-in unit WT0, -input element model UL/CSA standard VDE standard SAA standard BS standard GP-IB communications function RS--C communications function External input.//0 V External input 0/00/00 mv Harmonic analysis function 4-channel D/A output Comparator & D/A, each of 4 channels Note: The WT00 communications feature cannot be modified or provided later after delivery of the product. Code 774 Accessories for 774 Product Output connector Burden resistor Part No. B800JQ B800JR WT0, -input element model WT0, -input element model GP-IB communications function RS--C communications function UL/CSA standard VDE standard SAA standard BS standard External input.//0 V External input 0/00/00 mv Harmonic analysis function -channel D/A output Comparator & D/A, each of 4 channels Max. 600 Apeak DC-CT Specifications D-Sub 9 pin, with screws 0 Ω 4 pcs. Current Sensor Unit and Current Transducer Code 7 7 Supply voltage -0-0 -0 - - -7 -J Single phase phase U, V phase U, W phase U, V, W 00V AC (0/60Hz) V AC (0/60Hz) 0V AC (0/60Hz) UL/CSA standard VDE standard SAA standard BS standard Accuracy assurance and calibration are possible when the Current Sensor Unit ( 7, 7) is combined with WT series instruments or the. Assured accuracy and calibration are not possible when the Current Transducer ( 774) is combined with WT series instruments or the. Also please be aware that measurement errors can occur depending on the conductor and wiring. Clamp-on Probe 70 7 Minimum Purchase Quantity - AC current probe without test certificate - AC current probe with test certificate AC Current Probe NOTICE Before operating the product, read the instruction manual thoroughly for proper and safe operation. If this product is for use with a system requiring safeguards that directly involve personnel safety, please contact the Yokogawa sales offices. YOKOGAWA ELECTRIC CORPORATION Test and Measurement Business Div./Phone: (8)--4-0, Fax: (8)--4-096 E-mail: tm@csv.yokogawa.co.jp Subject to change without notice. [Ed : 0/b] Copyright 00 Printed in Japan, 0(YG) YOKOGAWA CORPORATION OF AMERICA Phone: ()-770--7000, Fax: ()-770--088 YOKOGAWA EUROPE B.V. Phone: ()--464806, Fax: ()--464807 YOKOGAWA ENGINEERING ASIA PTE. LTD Phone: (6)-6499, Fax: (6)-64606 MS-E