736/1738 Power Logger Users Manual September 2015 © 2015 Fluke Corporation. All rights reserved. Specifications are subject to change without notice. All product names are trademarks of their respective companies.
LIMITED WARRANTY AND LIMITATION OF LIABILITY Each Fluke product is warranted to be free from defects in material and workmanship under normal use and service. The warranty period is two years and begins on the date of shipment. Parts, product repairs, and services are warranted for 90 days.
Table of Contents Title Page Introduction .................................................................................................................... How to Contact Fluke .................................................................................................... Safety Information.......................................................................................................... Before You Start .......................................................................................
1736/1738 Users Manual Function Selection Buttons ............................................................................................ Meter ......................................................................................................................... Live Trend ............................................................................................................ Scope ...................................................................................................................
Contents (continued) Energy Analyze Plus Software ...................................................................................... System Requirements ............................................................................................... PC Connections ........................................................................................................ WiFi Support ..................................................................................................................
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List of Tables Table 1. 2. 3. 4. 5. 6. 7. 8. 9. Title Page Symbols ................................................................................................................................ Accessories .......................................................................................................................... Front Panel ........................................................................................................................... Connector Panel .........................
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List of Figures Figure 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. Title Page Country-Specific Mains Power Cable ................................................................................... Adapter Installation ............................................................................................................... Magnet Hanger Kit ................................................................................................................ R-Coil Operation Principle .................
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Introduction The 1736 and 1738 Power Loggers (the Logger or Product) is a compact device for energy and power quality surveys. With a built-in touch screen and USB flash drive support, it is easy to configure, verify, and download measurement sessions without the need of a computer at the measurement location. All illustrations in this manual show the 1738.
1736/1738 Users Manual How to Contact Fluke Safety Information To contact Fluke, use one of these telephone numbers: A Warning identifies hazardous conditions and procedures that are dangerous to the user. A Caution identifies conditions and procedures that can cause damage to the Product or the equipment under test.
Power Logger Safety Information • Use Product-approved measurement category (CAT), voltage, and amperage rated accessories (probes, test leads, and adapters) for all measurements. • Do not use test leads if they are damaged. Examine the test leads for damaged insulation and measure a known voltage. • • Do not use the Product if it is damaged. The battery door must be closed and locked before you operate the Product. • Do not work alone. • Use this Product indoors only.
1736/1738 Users Manual Table 1 is a list of symbols used on the Product or in this manual. Table 1. Symbols Symbol Description Symbol Description Conforms to relevant South Korean EMC standards. Consult user documentation. WARNING. RISK OF DANGER. Conforms to relevant Australian EMC standards. WARNING. HAZARDOUS VOLTAGE. Risk of electric shock. Certified by CSA Group to North American safety standards. Earth Conforms to European Union directives.
Power Logger Before You Start Before You Start Below is a list of the items included with your purchase. Carefully unpack and inspect each of the items: • 173x Power Logger • Power Supply • Voltage Test Lead, 3-phase + N • 4x Dolphin Clips, Black • 4x i173x-flex1500 Thin-Flexi Current Probe, 30.5 cm (12 in) • Set of color-coded Wire Clips • Mains Power Cable (see Figure 1) • Set of 2 test leads with stackable plugs, 10 cm (3.9 in) • Set of 2 test leads with stackable plugs, 1.5 m (6.
1736/1738 Users Manual WiFi and WiFi/BLE-to-USB Adapter • Connection to the Fluke Connect™ smartphone app for easy asset management and data sharing. • Data transfer to "Energy Analyze Plus" PC software. • Remote control via Virtual Network Computing (VNC). See Remote Control for more information about VNC.
Power Logger Before You Start Magnet Hanger Kit The accessory shown in Figure 3 is used to: • Hang the Logger with power supply attached (use two magnets) • Hang the Logger separately (use two magnets) • Hang the power supply separately (use one magnet) Voltage Test Leads Voltage test leads are four-core, flat, test leads that do not tangle and can be installed in tight spaces.
1736/1738 Users Manual Thin-Flexi Current Probe The Thin-Flexi Current Probe works on the Rogowski coil (R-coil) principle that is a toroid of wire used to measure an alternating current through a wire encircled by the toroid. See Figure 4. A 10 k 330 k R1 10 nF C1 Vout R3 11 r i(t) Vin UI:A 2 v(t) 1 3 4 hcf028.eps Figure 4. R-Coil Operation Principle 8 • It is not a closed loop.
Power Logger Before You Start Use the color clips for easy identification of the four current probes. Apply the clips that are appropriate for your local wiring codes on both ends of the current probe cable. See Figure 5. Kensington Lock A Kensington Security Slot (also called a K-Slot or Kensington lock) is part of a built-in anti-theft system. It is a small, metal-reinforced, oval hole found on the right side of the Logger (see item 6 in Table 3). It is used for attaching a lock-and-cable apparatus.
1736/1738 Users Manual Accessories Table 2 is a list of the accessories that are available and sold separately for the Logger. The warranty on included accessories is 1 year. For the most up-to-date information on accessories, go to www.fluke.com. Table 2. Accessories Part ID Description i17xx-flex 1500 Thin-Flexi Current Probe (single) 1500 A, 30.5 cm (12 in.
Power Logger Storage Storage When not in use, keep the Logger in the protective storage bag/case. The bag/case has sufficient space for the Logger and all the accessories. If the Logger is stored for an extended period of time or is not in use for a long time, you should charge the battery at least once every six months. The power cord/measurement line cover slides to select the input source.
1736/1738 Users Manual How to Charge Battery The Logger also operates on an internal rechargeable Lithium-ion battery. After you unpack and inspect the Logger, fully charge the battery before first use. Afterwards, charge the battery when the battery icon on the screen indicates that power is low. The battery automatically charges when the Logger is connected to the mains power. The Logger continues to charge when turned off and connected to mains power.
Power Logger Navigation and User Interface Navigation and User Interface See Table 3 for a list of the front panel controls and their functions. See Table 4 for a list of the connectors and their functions. Table 3.
1736/1738 Users Manual Table 4. Connector Panel Item 5 3 4 Current measurement inputs (3 phases + N) Voltage measurement inputs (3 phases + N) Power Cord/Measurement Line Slide-Cover Power Cord AC Input 100-240 V 50/60 Hz 15 VA Measurement Line AC Input 100-500 V 50/60 Hz 50 VA USB connector Mini-USB connector Aux 1/2 Connector DC Power Input 2 1 9 8 7 6 hcf021.
Power Logger Navigation and User Interface Applying the Connector Panel Decal Self-adhesive decals are supplied with the Logger. The decals correspond to the wiring color codes used in the USA, Europe and UK, UK (old), Canada, and China. Apply the decal appropriate for your local wiring codes around the current and voltage inputs on the connector panel as shown in Figure 7. USA (4275029) Canada (4280546) Europe/UK (New STD 4280531) UK (4280554) China (4280568) hcf022.eps Figure 7.
1736/1738 Users Manual Power ON/OFF The Logger has several options for power: mains, measurement line, and battery. The front panel LED shows the status. See Table 5 for more information. Mains Power Source 1. Attach the power supply to the Logger or use the dc power cord to connect the power supply to the Logger. 2. Move the slide-cover on the power supply to access the mains socket and connect the power cord into the Logger. The Logger automatically turns on and is ready to use in <30 seconds. 3.
Power Logger Navigation and User Interface Power from Battery The Logger can operate on battery power without a connection to the power supply or dc power cord. Push . The Logger turns on and is ready to use in <30 seconds. The battery symbol in the status bar and the power LED indicate the battery status. See Table 5. Table 5.
1736/1738 Users Manual Touch Screen Calibration The touch screen lets you interact directly with what is on the display. To change parameters, touch a target on the display. Touch targets are easy to recognize, such as large buttons, items in menus, or keys of the virtual keyboard. The Product can be operated with insulating gloves on (resistive touch). The touch screen is pre-calibrated in the factory.
Power Logger Function Selection Buttons Function Selection Buttons The scope screen is helpful to: The Logger has three buttons that toggle between the Meter, Power, and Logger function modes.
1736/1738 Users Manual to select the parameter of interest. Push (Trend only) to expand the trend chart to full screen. Harmonics Spectrum Relative to Harmonic Limits This feature is available on 1738 or 1736 with 1736/Upgrade on installation of the IEEE 519/Report license. The screen shows the harmonics relative to the individual limit defined by a user-selected standard. The standard is selected in the Measurement Configuration.
Power Logger Function Selection Buttons Study Type Depending on the application, select either Load Study or Energy Study. • Energy Study: Select this study type when voltage measurements for a power quality assessment and power and energy values that include active power (W) and PF are required. • Load Study: For convenience, some applications require you to measure only the current that makes the connection to the point to measure.
1736/1738 Users Manual Topology (Distribution System) Select the appropriate system. A connection diagram for the voltage test leads and current sensors is shown on the Logger. Single Phase Example: Branch circuit at an outlet. A diagram is also available with (Connection diagram) from the Change Configuration menu. Examples of these diagrams are shown on the following pages. hcf040.eps Energy Study hcf041.
Power Logger Function Selection Buttons Single Phase IT The logger has a galvanic isolation between the voltage inputs and ground based signals like USB and mains input. Split Phase Example: A North American residential installation at the service entrance. Example: Used in Norway and in some hospitals. This would be the connection at a branch circuit. hcf043.eps Energy Study hcf042.eps Energy Study hcf044.eps Load Study (no voltage measurement) hcf042-2.
1736/1738 Users Manual 3-Ф Wye Example: Also called “Star” or four-wire connection. Typical commercial building power. 3-Ф Wye IT The logger has a galvanic isolation between the voltage inputs and ground based signals like USB and mains input. Example: Industrial power in countries that use the IT (Isolated Terra) system, such as Norway. hcf045.eps Energy Study hcf047.eps Energy Study hcf046.eps Load Study (no voltage measurement) hcf048.
Power Logger Function Selection Buttons 3-Ф Wye Balanced Example: For symmetrical loads like motors the connection can be simplified by measuring only one phase and assuming the same voltages/currents on the other phases. As an option, you can measure harmonics with a current probe on the neutral line. 3-Ф Delta Example: Often found in industrial settings where electric motors are used. hcf051.eps Energy Study hcf049.eps Energy Study hcf052.eps Load Study (no voltage measurement) hcf050.
1736/1738 Users Manual 2 Element Delta (Aron/Blondel) Example: Blondel or Aron connection, simplifies the connection by the use of only two current sensors. 3-Ф Delta Open Leg Example: A variant of power transformer winding type. hcf053.eps hcf055.eps Energy Study hcf056.eps Load Study (no voltage measurement) Energy Study hcf054.eps Load Study (no voltage measurement) Note Make sure that the current arrow on the sensor is directed towards the load to provide positive power values.
Power Logger Function Selection Buttons 3-Ф High Leg Delta Example: This topology is used to provide an additional voltage that is half the phase to phase voltage. 3-Ф Delta Balanced Example: For symmetrical loads like motors, the connection is simplified with only one phase measurement and assuming the same voltages/currents on the other phases. hcf061.eps Energy Study hcf063.eps Energy Study hcf062.eps Load Study (no voltage measurement) hcf064.
1736/1738 Users Manual Nominal Voltage Select a nominal voltage from the list. If a voltage is not shown in the list, enter a custom voltage. On energy studies, the nominal voltage is required to determine the limits for dips, swells, and interruptions. When set to Auto, the current range is set automatically and depends on the measured current. The nominal voltage on load studies is used to calculate the pseudo apparent power: High Range is the nominal range of the attached current sensor.
Power Logger Function Selection Buttons Auxiliary Input 1/2 Configure the Auxiliary input to show the readings for the attached sensor. In addition to the default setting of ±10 V, up to five custom sensors can be configured and selected for the Auxiliary input channels. To configure custom sensors: 1. Select one of the five custom sensors. 2. When the sensor has not been configured, push (Edit) to access the configuration screen. 3. Configure name, sensor type, unit, gain and offset.
1736/1738 Users Manual Example 2: Fluke 80TK Thermocouple Module Output: 0.1 V/°C, 0.1 V/°F Settings in sensor configuration: - Sensor type: Other - Unit: °C or °F - Gain: 1000 °C/V or 1000 °F/V - Offset: 0 °C or 0 °F Events The Events screen shows the settings for: • Dip • Swell • Interruption • Inrush Current The Dip, Swell, and Interruption settings on this screen are information only, but you can edit the Inrush Current setting: 1. Highlight Inrush Current. 2. Push to open a numeric keypad. 3.
Power Logger Function Selection Buttons 2. Push (Correct Digitally) to access the connection correction screen. This screen allows you to virtually swap phases and invert the current inputs instead of a manual correction. 3. If the Logger is able to determine a better phase map or polarity, push (Auto Correct) to apply the new settings. Auto Correct is not available if the algorithm is not able to detect a better phase map or when no errors are detected.
1736/1738 Users Manual The menu also provides the access to live values of Energy as: Logger – In Logger mode, you can: • Active Energy (Ep) Wh • Configure a new logging session • Reactive Energy (EQr) in varh • • Apparent Energy (Es) in VAh Review the data of an ongoing logging session in memory • Review the data of a completed logging session (as long as no new session has been started) To display a trend chart of the last 7 minutes of Power values: 1. Push (Live-Trend).
Power Logger Function Selection Buttons To select between Load Study and Energy Study: Duration and Recording Start/Stop Date and Time 1. Go to Meter > Change Configuration. This Configuration screen contains the measurement configuration parameters such as Topology, current range, voltage, and current ratios. You can set the duration of the measurement from a list. No end configures the maximum possible duration based on the available memory. 2.
1736/1738 Users Manual Options to configure the logging session: • Duration and manual start • Duration and set start date/time • Set start date/time and set end date/time A memory gauge shows the memory used by recorded sessions and stored screenshots in black. The memory required for the new session is shown in green. When the new logging session will not fit in the available memory, the gauge turns from green to red.
Power Logger Function Selection Buttons Energy costs Enter the costs/kWh for demand energy. The energy costs are applied to forward energy (positive energy) using the demand interval and can be reviewed in the Logger detail screen Energy - Demand. Energy costs can be entered using a resolution of 0.001. The currency unit is changed in Instrument Settings. See page 45 for more information. Note This value is not available for load studies.
1736/1738 Users Manual In the "V, A, Hz, +", "Power" and "Energy" screens, use (Show Menu) or the cursor keys to see a list of available parameters. Use to select a parameter and confirm the selection with . Tables update with each new average calculation interval at a maximum of every 5 seconds. Push (Refresh) to update charts on request.
Power Logger Function Selection Buttons Push (Graph) to display the measured values in a chart. The table on the right side of the screen shows the highest and lowest value of the graph measured with the average calculation interval. Triangular indicators point to the measurement value. PQ Health Overview The PQ Health Overview is available on 1738 or 1736 with 1736/Upgrade or IEEE 519/Report license. This screen shows a pass/fail analysis based on limits defined by the power quality standard EN 50160.
1736/1738 Users Manual The screen updates with each new average calculation interval of 10 minutes. From the PQ Health Home screen you have access to: • PQ Graphs • Harmonics • Events In the case of a counter-clockwise rotating system, the unbalance would show values exceeding 100 %. In this case the ratio positive sequence divided by negative system is calculated which results in values lower or equal to 100 %.
Power Logger Function Selection Buttons harmonics relative to the individual limit defined by the standard defined in the measurement configuration. Each bar is green when the measurement is below the individual limit for this harmonic or THD. When the standard defines two limits, for example, a limit for 95 % of all values and a limit for 99 % of all limits, the bar turns orange when the measurement values comply with the 99 % limit but violate the 95 % limit.
1736/1738 Users Manual Supply Voltage Swells On single-phase systems, a swell begins when the voltage rises above the swell threshold, and ends when the voltage is equal to or below the swell threshold minus the hysteresis voltage. See Figure 8. On polyphase systems, a swell begins when the voltage of one or more channels is above the swell threshold and ends when the voltage on all measured channels is equal to or below the swell threshold minus the hysteresis voltage.
Power Logger Function Selection Buttons Supply Voltage Interruptions On single-phase systems, a voltage interruption begins when the voltage falls below the voltage interruption threshold and ends when the value is equal to or greater than the voltage interruption threshold plus the hysteresis. See Figure 10. Nominal Voltage Threshold Duration 0 Volt Note On polyphase systems, the event is still classified as a dip when the voltage of only one or two phases falls below the interruption limit.
1736/1738 Users Manual Memory/Settings Button Threshold (=Trigger) In this menu you can: • Review and erase the data from completed logging sessions • Review and erase screen captures • Copy measurement data and screen captures to the USB flash drive • Make adjustments to the instrument settings } Hysteresis Logging Sessions The list of stored logging sessions is available with (Logging Sessions). Push to move the screen highlight to the logging session of interest.
Power Logger Function Selection Buttons Screen Capture In this screen you can review, erase, and copy saved screens to a USB flash drive. 1. Push . Language The user interface of the Logger is available in Czech, Chinese, English, French, German, Italian, Japanese, Korean, Polish, Portuguese, Russian, Spanish, and Turkish. 2. Push (Screen Capture) to show the list of all screens. See Basic Navigation for information about how to capture screens. To change the display language: 3.
1736/1738 Users Manual Phase Color/Phase Labels The phase colors are configurable to match with the connector panel decal.
Power Logger Function Selection Buttons To set the date format: 1. Push . 2. Push (Instrument Settings). 3. Push to highlight the Date Format target and push or touch the Date Format target. Currency The currency symbol used for energy cost values is configurable. To set the currency: 1. Push . 4. Select one of the available date formats. 2. Push (Instrument Settings). 5. Push to toggle between a 12 hour or 24 hour format. A preview of the configured date format shows on the display. 3.
1736/1738 Users Manual Status Information Touch Screen Calibration The screen provides information and status about the Logger, such as the serial number, attached current probes, battery status, and installed licenses. The touch screen has been calibrated at the factory before shipment. In case you do experience misalignment with the touch targets, use the touch screen calibration feature. To go to the status information: To calibrate: 1. Push . 1. Push . 2. Push (Instrument Settings). 2.
Power Logger Function Selection Buttons 4. Push to highlight the WiFi configuration target and push or touch the WiFi configuration target to view the WiFi connection details. Note This feature is only available when a supported USB WiFi dongle is attached to the Logger. Reset to Factory Defaults The reset function deletes all user data, such as logging sessions and screen captures, and sets the instrument settings to default values.
1736/1738 Users Manual 2. Copy the firmware file (*.bin) into this folder. First-time Use/Setup Wizard 3. Make sure the Logger is powered from mains and operating. To start the Logger: 4. Plug the flash drive into the Logger. The USB Transfer screen pops up and offers the firmware update. 5. Push to select the firmware update and push . 6. Follow the instructions. When the firmware update is complete the Logger reboots automatically.
Power Logger First Measurements The Logger is now ready for the first measurements or energy study. First Measurements Note Be aware that for power measurements in 3-phase systems: At the energy study site, look at the information in the panel and the rating plates on the machines. Based on knowledge of the electrical supply in the facility, determine the configuration.
1736/1738 Users Manual 5. Use the Thin-Flexi current probes and plug the phase A current probe into the phase A/L1 input jack on the logger, the phase B/L2 current probe into the phase B/L2 input jack on the logger, and the phase C/L3 current probe into the phase C/L3 input jack on the logger. 6. Apply the iFlex Probes to the wires in the electrical panel. Make sure the arrow on the probe points to the load. 7. Connect the voltage test leads to neutral, phase A/L1, phase B/L2, and phase C/L3. 8.
Power Logger Licensed Features To analyze the data using the PC software: Licensed Features 1. Attach the USB flash drive to a PC with Energy Analyze installed. License keys are available as optional accessories to extend the functionality of the Logger with licensed features. 2. In the software, click Download and copy the logging session and screenshot from the USB flash drive. Table 6 shows the available licensed features: 3. Open the downloaded session and view the measured data. 4.
1736/1738 Users Manual parameters and the detailed harmonic limits validation in firmware and software. See page 21 for more information. • RMS profile and wave shape recordings on voltage or current events IEEE 519/Report The IEEE 519/Report license enables a validation of voltage and current harmonics according to the standard IEEE 519: "IEEE recommended practice and requirements for harmonic control in electric power systems." License Activation To activate a license from a PC: 1. Go to www.fluke.com.
Power Logger Maintenance Maintenance If the Logger is used appropriately it does not require special maintenance or repair. Maintenance work may be executed only by trained and qualified personnel. This work may only be done at a company related service center within the guarantee period. See www.fluke.com for locations and contact information of Fluke Service Centers worldwide.
1736/1738 Users Manual Calibration As an additional service we offer the regular examination and calibration of your Logger. The recommended calibration cycle is 2 years. Service and Parts Replacement parts and accessories are listed in Table 7 and shown in Figure 12. To order parts and accessories, see How to Contact Fluke. More information about how to contact Fluke is on page 2. Table 7. Replacement Parts Description Ref.
Power Logger Service and Parts 1 5 4 2 9 3 7 6 9 8 hcf060.eps Figure 12.
1736/1738 Users Manual Energy Analyze Plus Software System Requirements The Power Logger includes the Fluke Energy Analyze Plus software that lets you do tasks from a computer. The computer hardware requirements for the Energy Analyze software are: You can: • Free Hard Disk space 50 MB, >10 GB (for measurement data) recommended • Installed Memory: • Download campaign results for further processing and archiving. • Analyze energy or load profiles, including zoom-in and zoom-out on details.
Power Logger WiFi Support PC Connections WiFi Setup To connect the PC to the Logger: The Logger supports a direct connection between a PC, smartphone, or tablet. It also supports a connection from the Logger to an access point of a WiFi infrastructure. 1. Power on the computer and the Logger. 2. Install the Energy Analyze Software. Note Connection to the WiFi infrastructure requires the license for WiFi Infrastructure.
1736/1738 Users Manual WiFi Direct Connection WiFi-Infrastructure The WiFi connection uses WPA2-PSK (pre-shared key) with AES encryption. The passphrase shown on the screen is required to establish a connection from a client to the device. The WiFi connection requires the WiFi-Infrastructure license and supports WPA2-PSK. This connection requires a DHCP service running in the access point to assign IP addresses automatically. 1.
Power Logger Remote Control Remote Control Configuration You can remotely control the instrument with a free third-party VNC client available for Windows, Android, Apple iOS, and Windows Phone after the WiFi connection is setup. VNC stands for Virtual Network Computing and allows you to see the screen content, push the buttons, and touch the targets. Tested VNC clients that work with the Logger are listed in Table 8. Table 8. VNC Clients Operating System Program Available from: Windows 7/8.
1736/1738 Users Manual More information about how to enable the radio is on page 46. Fluke Connect App The Fluke Connect app works with the Apple and Android products. The app is available for download from the Apple App Store and Google play. How to access Fluke Connect: 1. Turn on the Logger. hcf61.jpg Fluke Connect™ Wireless System The Logger supports the Fluke Connect™ Wireless System (may not be available in all regions).
Power Logger Wiring Configurations Wiring Configurations [2] ● ● ● ● ● [2] ● ● ● ● [2] ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●[2] ●[2] [2] [1] V ● VCA [1] V ●[2] unbal % ● IA A VBC Balanced 3-Ф Delta V 3-Ф High Leg Delta [1] VAB 3-Ф Delta Open Leg (3P-3W) V 2 Element Delta Aron/ Blondel V [1] VCN 3-Ф Wye Balanced VBN 3-Ф Wye 3-Ф Wye IT (3P-4W) V [1] Split Phase (2P-3W) [1] Single Phase Single Phase IT VAN 3-Ф Delta (3P
1736/1738 Users Manual ● = Measured values [1] [2] [3] [4] Simulated in load studies if Unom is specified Secondary displayed values Not available in load studies Requires IEEE 519/Report License X = Optional for harmonics analysis = Calculated values = Simulated values (derived from phase 1) ○ 62 ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● X Balanced 3-Ф Delta 3-Ф High Leg Delta 3-Ф Wye Balanced 3-Ф Wye 3-Ф Wye IT (3P-4W) ● ● ● ● 3-Ф Delta Open Leg (3P-3W) ● 2 Element Delta
Power Logger Wiring Configurations PTotal, PTotal fund[3] W QA, QA fund[3] var ● ● ● ● ● ● ● ● ● QB, QB fund[3] var QC, QC fund[3] var ● QTotal, QTotal fund[3] var ● [1] VA SB[1] VA SC[1] VA STOTAL[1] VA SA PFA [3] ● ● ● ● ● ● ● ● PFB[3] ● ● ● ● PFC[3] PFTotal[3] ● = Measured values [1] [2] [3] ○ ● ● ● ● ◦ ◦ ◦ ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● (3P-3W) ● Open Leg ● 3-Ф Delta (2P-3W) Split Phase ● ● 3-Ф Delta Balanced W ● 3-Ф Hig
1736/1738 Users Manual Glossary Unbalance (u2) Supply Voltage Unbalance Condition in a three phase system in which the RMS. values of the line-to-line voltages (fundamental component), or the phase angles between consecutive line voltages, are not all equal. The unbalance value is the ratio of the negative sequence to the positive sequence in percent and is typically in the range between 0% and 2%.
Power Logger General Specifications General Specifications Color LCD Display ................................................ 4.3-inch active matrix color TFT, 480 pixels x 272 pixels, resistive touch panel Power/Charging/LED Indicator Warranty 1736/1738 and Power Supply ............................ 2 years (battery not included) Accessories ........................................................ 1 year Calibration Cycle .................................................. 2 years Dimensions 1736/1738 .....
1736/1738 Users Manual Safety IEC 61010-1 IEC Mains Input .......................................... Overvoltage Category II, Pollution Degree 2 Voltage Terminals ....................................... Overvoltage Category IV, Pollution Degree 2 IEC 61010-2-033 ............................................ CAT IV 600 V / CAT III 1000 V Electromagnetic Compatibility (EMC) International ........................................................
Power Logger Electrical Specifications Electrical Specifications Power Supply Voltage Range .................................................... nominal 100 V to 500 V (85 V min to 550 V max) using safety plug input Mains Power ....................................................... nominal 100 V to 240 V (85 V min to 265 V max) using IEC 60320 C7 input (figure 8 power cord) Power consumption ............................................ Maximum 50 VA (max.
1736/1738 Users Manual Auxiliary Inputs Wired Connection Number of Inputs ............................................ 2 Input Range .................................................... 0 V dc to ± 10 V dc Wireless Connection (requires WiFi/BLE adapter USB1 FC) Number of Inputs ............................................ 2 Supported Modules......................................... Fluke Connect 3000 series Acquisition .......................................................... 1 reading/s Scale factor .....
Power Logger Electrical Specifications Power Quality Measurements Measured Parameter .......................................... Voltage, Frequency, Unbalance, Voltage Harmonics, THD V, Current Harmonics, THD A, and TDD (requires IEEE519/Report license) Averaging Interval ............................................... 10 min nd th Individual Harmonics .......................................... 2 … 50 Total Harmonic Distortion ................................... Calculated on 50 harmonics Events .........
1736/1738 Users Manual Accuracy at Reference Conditions Parameter Range Max. Resolution Intrinsic Accuracy at Reference Conditions (% of Reading + % of Range) 1000 V 0.1 V ±(0.2 % + 0.01 %) 15 mV 150 mV 50 mV 500 mV 150 A 1500 A 300 A 3000 A 600 A 6000 A 4A 40 A 0.01 mV 0.1 mV 0.01 mV 0.1 mV 0.01 A 0.1 A 1A 10 A 1A 10 A 1 mA 10 mA ±(0.3 % + 0.02 %) ±(0.3 % + 0.02 %) ±(0.2 % + 0.02 %) ±(0.2 % + 0.02 %) ±(1 % + 0.02 %) ±(1 % + 0.02 %) ±(1 % + 0.03 %) ±(1 % + 0.03 %) ±(1.5 % + 0.03 %) ±(1.5 % + 0.
Power Logger Electrical Specifications Power/Energy Direct Input [1] Parameter Power Range W, VA, var iFlex1500-12 iFlex3000-24 iFlex6000-36 i40S-EL Clamp: 50 mV/500 mV Rogowski: 15 mV/150 mV Clamp: 50 W/500 W Rogowski: 15 W/150 W 150 A/1500 A 300 A/3000 A 600/6000 A 4 A/40 A 150 kW/1.5 MW 300 kW/3 MW 600 kW/6 MW 4 kW/40 kW 0.1 W 0.01 kW/0.10 kW 1 kW/10 kW 1 kW/10 kW 1 W/10 W Max. Resolution W, VA, var Max.
1736/1738 Users Manual Intrinsic Uncertainty ±(% of measurement value + % of power range) Parameter Active Power P Active Energy Ea Influence Quantity Direct Input [1] iFlex1500-12 iFlex3000-24 iFlex6000-36 150 A/1500 A 300 A/3000 A 600/6000 A PF ≥0.99 0.5 % + 0.005 % 1.2 % + 0.005 % 1.2 % + 0.0075 % 1.7 % + 0.0075 % 0.1≤ PF <0.99 0.
Power Logger Electrical Specifications Example: Measurement at 120 V/16 A using an iFlex1500-12 in low range. Power Factor is 0.8 Active power uncertainty : =± 1.2 % + √ . × . + 0.005 % × = ±(1.575 % + 0.005 % × 1000 × 150 ) = ±(1.575 % + 7.5 The uncertainty in W is ±(1.575 % × 120 × 16 × 0.8 + 7.5 ) = ±31.7 W Apparent power uncertainty : = ± 1.2 % + 0.005 % × = ±(1.2 % + 0.005 % × 1000 × 150 ) = ±(1.2 % + 7.5 The uncertainty in VA is ±(1.2 % × 120 × 16 + 7.5 ) = ±30.
1736/1738 Users Manual iFlex Probe Specifications Measuring range iFlex 1500-12 ........................................ 1 to 150 A ac / 10 to 1500 A ac iFlex 3000-24 ........................................ 3 to 300 A ac / 30 to 3000 A ac External magnetic field rejection in reference to external current (with cable >100 mm from the head-coupling and r-coil) .................................................. 40 dB Phase shift ................................................ < ±0.5° iFlex 6000-36 .......
Power Logger Electrical Specifications Transducer length iFlex 1500-12 .......................................... 305 mm (12 in) iFlex 3000-24 .......................................... 610 mm (24 in) i40s-EL Current Clamp Specifications See Table 9 for setup instructions. iFlex 6000-36 .......................................... 915 mm (36 in) Table 9. i40s-EL Setup Transducer cable diameter ......................... 7.5 mm (0.3 in) Minimum bending radius............................. 38 mm (1.
1736/1738 Users Manual Phase shift <40 mA ............................................... unspecified 40 mA to 400 mA ................................ < ± 1.5° 400 mA to 40 A ................................... < ± 1° Temperature Coefficient over operating temperature range .................. 0.015 % of reading / °C 0.027 % of reading / °F Influence of adjacent conductor .............. ≤15 mA/A (@ 50/60 Hz) Influence of conductor position in jaw opening ......................................... ±0.
