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Fluke 1736 User Manual

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1736/1738
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.

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Summary of Contents for Fluke 1736

  • Page 1 1736/1738 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.
  • Page 2 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. This warranty extends only to the original buyer or end-user customer of a Fluke authorized reseller, and does not apply to fuses, disposable batteries, or to any product which, in Fluke's opinion, has been misused, altered, neglected, contaminated, or damaged by accident or abnormal conditions of operation or handling.

  • Page 3: Table Of Contents

    Table of Contents Title Page Introduction ........................1 How to Contact Fluke ....................2 Safety Information ......................2 Before You Start ......................5 WiFi and WiFi/BLE-to-USB Adapter ................6 Magnet Hanger Kit ....................7 Voltage Test Leads ....................7 Thin-Flexi Current Probe ................... 8 Kensington Lock .......................
  • Page 4 Firmware Update ....................47 First-time Use/Setup Wizard ..................48 First Measurements ....................... 49 Licensed Features ......................51 WiFi Infrastructure ..................... 51 1736/Upgrade ......................51 IEEE 519/Report ....................... 52 License Activation ..................... 52 Maintenance ........................53 How to Clean ......................53 Battery Replacement ....................
  • Page 5 WiFi Direct Connection ..................... 58 WiFi-Infrastructure ....................58 Remote Control......................59 Wireless Access to PC Software ................... 59 Fluke Connect™ Wireless System ................60 Fluke Connect App ....................60 Wiring Configurations ....................61 V, A, Hz, + ......................... 61 Power ........................63 Glossary ........................
  • Page 6 1736/1738 Users Manual...

  • Page 7: List Of Tables

    List of Tables Table Title Page Symbols ..........................4 Accessories .......................... 10 Front Panel ........................... 13 Connector Panel ........................14 Power/Battery Status ......................17 Optional License Features ....................51 Replacement Parts ....................... 54 VNC Clients .......................... 59 i40s-EL Setup ........................75...
  • Page 8 1736/1738 Users Manual...

  • Page 9: List Of Figures

    List of Figures Figure Title Page Country-Specific Mains Power Cable ................... 5 Adapter Installation ....................... 6 Magnet Hanger Kit ........................ 7 R-Coil Operation Principle ....................8 Test Leads with Color Coding ....................9 Power Supply and Battery ....................11 Decal for Connector Panel ....................15 Characteristics of a Voltage Swell ..................
  • Page 10 1736/1738 Users Manual viii...

  • Page 11: Introduction

    Introduction • Energy: Active Energy (Wh), Apparent Energy (VAh), The 1736 and 1738 Power Loggers (the Logger or Non-active Energy (varh) Product) is a compact device for energy and power quality surveys. With a built-in touch screen and USB flash drive •...

  • Page 12: How To Contact Fluke

    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 • USA: 1-800-760-4523 identifies conditions and procedures that can cause •...
  • Page 13 Power Logger Safety Information • • Use Product-approved measurement Do not touch voltages >30 V ac rms, category (CAT), voltage, and amperage 42 V ac peak, or 60 V dc. rated accessories (probes, test leads, and • Do not apply more than the rated voltage, adapters) for all measurements.
  • Page 14 This product contains a Lithium-ion battery. Do not mix with the solid waste stream. Spent batteries should be disposed of by  a qualified recycler or hazardous materials handler per local regulations. Contact your authorized Fluke Service Center for recycling information.

  • Page 15: Before You Start

    Power Supply • Set of 4 Magnet Probes for 4 mm Banana Plugs • Voltage Test Lead, 3-phase + N These items are available for the 1736 Power Logger as • 4x Dolphin Clips, Black optional accessories. • 4x i173x-flex1500 Thin-Flexi Current Probe, 30.5 cm...

  • Page 16: Wifi And Wifi/Ble-To-Usb Adapter

    Remote control via Virtual Network Computing (VNC). See Remote Control for more information about VNC. • Display and store data of up to 2 modules of the Fluke FC 3000 series together with the instrument data into logging sessions (requires WiFi/BLE adapter feature, available with firmware version 2.0).

  • Page 17: Magnet Hanger Kit

    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.

  • Page 18: Thin-Flexi Current Probe

    1736/1738 Users Manual The R-coil has many advantages over other types of Thin-Flexi Current Probe current transformers: The Thin-Flexi Current Probe works on the Rogowski coil (R-coil) principle that is a toroid of wire used to measure • It is not a closed loop. The second terminal is passed...

  • Page 19: Kensington Lock

    Power Logger Before You Start Use the color clips for easy identification of the four current Kensington Lock probes. Apply the clips that are appropriate for your local A Kensington Security Slot (also called a K-Slot or wiring codes on both ends of the current probe cable. See Kensington lock) is part of a built-in anti-theft system.

  • Page 20: Accessories

    173x AUX Input Adapter Lithium-ion Battery C17xx Soft Case FLUKE-1736/UPGRADE Upgrade Kit for 1736 to 1738 (includes: Hanger, Magnet Probes, 1736 to 1738 Upgrade Kit, and Software License) IEEE 519/REPORT Software License for IEEE 519 Reporting FLK-WIFI/BLE WiFi/BLE to USB Adapter...

  • Page 21: Storage

    Power Logger Storage The power cord/measurement line cover slides to select Storage the input source. When not in use, keep the Logger in the protective storage bag/case. The bag/case has sufficient space for the  Warning Logger and all the accessories. To prevent possible electrical shock, fire, or personal injury, do not use the power supply if If the Logger is stored for an extended period of time or is...

  • Page 22: How To Charge Battery

    1736/1738 Users Manual  Caution How to Charge Battery To prevent damage to the Product: The Logger also operates on an internal rechargeable Lithium-ion battery. After you unpack and inspect the • Do not leave batteries unused for extended Logger, fully charge the battery before first use.

  • Page 23: Navigation And User Interface

    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. Front Panel Item Control Description...
  • Page 24 1736/1738 Users Manual Table 4. Connector Panel Item Description 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 ...

  • Page 25: Applying The Connector Panel Decal

    Power Logger Navigation and User Interface Applying the Connector Panel Decal USA (4275029) Canada (4280546) 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 Europe/UK (New STD 4280531) UK (4280554)

  • Page 26: Power On/Off

    1736/1738 Users Manual For 3-phase delta systems connect the safety sockets Power ON/OFF of the power supply with the input sockets A/L1 and The Logger has several options for power: mains, B/L2. measurement line, and battery. The front panel LED shows the status.

  • Page 27: Power From Battery

    Power Logger Navigation and User Interface Power from Battery Table 5. Power/Battery Status The Logger can operate on battery power without a Logger On connection to the power supply or dc power cord. Push . The Logger turns on and is ready to use in <30 seconds. Power Source Battery Symbol Power LED Color...

  • Page 28: Touch Screen

    1736/1738 Users Manual Calibration Touch Screen The touch screen is pre-calibrated in the factory. If you The touch screen lets you interact directly with what is on notice that the targets do not align with your touch on the the display. To change parameters, touch a target on the display, you can calibrate the display.

  • Page 29: Function Selection Buttons

    Power Logger Function Selection Buttons The scope screen is helpful to: Function Selection Buttons • The Logger has three buttons that toggle between the identify the maximum peak value on current channels Meter, Power, and Logger function modes. The current as a guide for the selection of the current sensor and mode shows in the upper left corner of the display: range...

  • Page 30: Measurement Configuration

    Measurement Configuration for details. Make your choice Harmonics Spectrum Relative to Harmonic Limits and confirm again with . This feature is available on 1738 or 1736 with Some screens do not include  (Show Menu) to 1736/Upgrade on installation of the IEEE 519/Report access the side menu.
  • Page 31 Power Quality Depending on the application, select either Load Study or Select the power quality standard (available on 1738 or Energy Study. 1736 with 1736/Upgrade or IEEE 519/Report license) for compliance evaluation. • Energy Study: Select this study type when voltage...
  • Page 32 1736/1738 Users Manual Topology (Distribution System) Single Phase Select the appropriate system. A connection diagram for Example: Branch circuit at an outlet. the voltage test leads and current sensors is shown on the Logger. A diagram is also available with  (Connection diagram) from the Change Configuration menu.
  • Page 33 Power Logger Function Selection Buttons Single Phase IT Split Phase The logger has a galvanic isolation between the voltage Example: A North American residential installation at the inputs and ground based signals like USB and mains service entrance. input. Example: Used in Norway and in some hospitals. This would be the connection at a branch circuit.
  • Page 34 1736/1738 Users Manual 3-Ф Wye 3-Ф Wye IT Example: Also called “Star” or four-wire connection. The logger has a galvanic isolation between the voltage Typical commercial building power. 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.
  • Page 35 Power Logger Function Selection Buttons 3-Ф Wye Balanced 3-Ф Delta Example: For symmetrical loads like motors the Example: Often found in industrial settings where electric connection can be simplified by measuring only one phase motors are used. and assuming the same voltages/currents on the other phases.
  • Page 36 1736/1738 Users Manual 2 Element Delta (Aron/Blondel) 3-Ф Delta Open Leg Example: Blondel or Aron connection, simplifies the Example: A variant of power transformer winding type. connection by the use of only two current sensors. hcf053.eps Energy Study hcf055.eps Energy Study hcf054.eps...
  • Page 37 Power Logger Function Selection Buttons 3-Ф High Leg Delta 3-Ф Delta Balanced Example: This topology is used to provide an additional Example: For symmetrical loads like motors, the voltage that is half the phase to phase voltage. connection is simplified with only one phase measurement and assuming the same voltages/currents on the other phases.
  • Page 38 1736/1738 Users Manual Nominal Voltage When set to Auto, the current range is set automatically and depends on the measured current. Select a nominal voltage from the list. If a voltage is not shown in the list, enter a custom voltage. On energy...
  • Page 39 Power Logger Function Selection Buttons Auxiliary Input 1/2 • Use up to 8 characters to configure the measurement Unit of the parameter. Configure the Auxiliary input to show the readings for the attached sensor. In addition to the default setting of ±10 V, •...

  • Page 40: Connection Verification And Correction

    Example 2: Connection Verification and Correction Once the measurement is configured and the voltage and Fluke 80TK Thermocouple Module current inputs are connected to the system under test, go Output: 0.1 V/°C, 0.1 V/°F back to the Meter mode and use the Verify Connection Settings in sensor configuration: touch button to confirm the connection.

  • Page 41: Power

    Power Logger Function Selection Buttons 2. Push  (Correct Digitally) to access the Power connection correction screen. This screen allows you  – In the Power mode you can get the values and a to virtually swap phases and invert the current inputs live trend chart for each phase (A, B, C or L1, L2, L3) and instead of a manual correction.

  • Page 42: Logger

    1736/1738 Users Manual The menu also provides the access to live values of Logger Energy as:  – In Logger mode, you can: • Active Energy (E ) Wh • Configure a new logging session • Reactive Energy (E r) in varh •...
  • Page 43 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 You can set the duration of the measurement from a list. Configuration screen contains the measurement No end configures the maximum possible duration based configuration parameters such as Topology, current on the available memory.
  • Page 44 1736/1738 Users Manual Options to configure the logging session: The Logger recommends an interval based on the duration to get the best balance between resolution and data size. • Duration and manual start • A memory gauge shows the memory used by recorded Duration and set start date/time sessions and stored screenshots in black.
  • Page 45 Energy costs can be entered using a resolution of 0.001. load studies), power, and energy The currency unit is changed in Instrument Settings. See • PQ Health (available on 1738 or 1736 with page 45 for more information. 1736/Upgrade or IEEE 519/Report license) Note Screen provides access to Power Quality graphs, This value is not available for load studies.
  • Page 46 1736/1738 Users Manual In the "V, A, Hz, +", "Power" and "Energy" screens, use Push  (Graph) to display the measured values in a  (Show Menu) or the cursor keys to see a list of chart. The table on the right side of the screen shows the available parameters.
  • Page 47 PQ Health Overview chart. The table on the right side of the screen shows the The PQ Health Overview is available on 1738 or 1736 with highest and lowest value of the graph measured with the 1736/Upgrade or IEEE 519/Report license. This screen average calculation interval.
  • Page 48 The Unbalance value u2 (negative sequence ratio) is the ratio of negative sequence divided by positive sequence This screen is available on 1738 or 1736 with and is shown as a percentage. 1736/Upgrade or IEEE 519/Report license) and shows the...
  • Page 49 Time, End Time, Duration, Event Type, Extreme Value, Severity, and Phase. Touch the arrows left and right of the table to view all available columns. Use  to highlight an event of interest. On the 1738 or the 1736 with 1736/Upgrade license, use  (Waveshape) and ...
  • Page 50 1736/1738 Users Manual Supply Voltage Swells On single-phase systems, a voltage dip begins when the voltage falls below the dip threshold, and ends when the On single-phase systems, a swell begins when the voltage voltage is equal to or above the dip threshold plus the rises above the swell threshold, and ends when the hysteresis voltage.
  • Page 51 Power Logger Function Selection Buttons Supply Voltage Interruptions On polyphase systems, a voltage interruption begins when the voltages of all channels fall below the voltage On single-phase systems, a voltage interruption begins interruption threshold and ends when the voltage on any when the voltage falls below the voltage interruption one channel is equal to, or greater than, the voltage threshold and ends when the value is equal to or greater...

  • Page 52: Memory/Settings Button

    1736/1738 Users Manual Memory/Settings Button In this menu you can: • Review and erase the data from completed logging sessions • Review and erase screen captures Threshold • Copy measurement data and screen captures to the (=Trigger) Hysteresis USB flash drive •...

  • Page 53: Screen Capture

    Power Logger Function Selection Buttons Language Screen Capture The user interface of the Logger is available in Czech, In this screen you can review, erase, and copy saved Chinese, English, French, German, Italian, Japanese, screens to a USB flash drive. Korean, Polish, Portuguese, Russian, Spanish, and 1.
  • Page 54 1736/1738 Users Manual Phase Color/Phase Labels Date/Time Zone The phase colors are configurable to match with the The logger stores the measurement data in universal time connector panel decal. Five schemes are available: coordinate (UTC) to ensure continuity in time and accounts for time changes due to daylight saving time (DST).
  • Page 55 Power Logger Function Selection Buttons To set the date format: Currency The currency symbol used for energy cost values is 1. Push . configurable. 2. Push  (Instrument Settings). To set the currency: 3. Push  to highlight the Date Format target and 1.

  • Page 56: Status Information

    1736/1738 Users Manual Status Information Touch Screen Calibration The screen provides information and status about the The touch screen has been calibrated at the factory before Logger, such as the serial number, attached current shipment. In case you do experience misalignment with probes, battery status, and installed licenses.

  • Page 57: Copy Service Data To Usb

    Power Logger Function Selection Buttons 4. Push  to highlight the WiFi configuration target Reset to Factory Defaults and push  or touch the WiFi configuration target The reset function deletes all user data, such as logging to view the WiFi connection details. sessions and screen captures, and sets the instrument settings to default values.

  • Page 58: First-Time Use/Setup Wizard

    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 To start the Logger: operating. 1. Install WiFi/BLE or WiFi only adapter (see page 6).

  • Page 59: First Measurements

    For more information, see the white paper, 3. Push Configuration Diagram for guidance on the Measurement Theory Formulas, at www.fluke.com voltage test lead and current probe connections. for a list of formulas. 4. Plug the voltage test leads into the Logger.
  • Page 60 1736/1738 Users Manual 5. Use the Thin-Flexi current probes and plug the phase 12. Push  to determine the power values, especially A current probe into the phase A/L1 input jack on the active power and power factor. logger, the phase B/L2 current probe into the phase 13.

  • Page 61: Licensed Features

    This license activates the connection to a WiFi infrastructure. See page 58 for details. 1736/Upgrade The upgrade license activates the advanced analysis features of the 1738 on a 1736 Logger. Features are: • Power Quality assessment according to EN 50160: "voltage characteristics of electricity supplied by public...

  • Page 62: Ieee 519/Report

    10. Make sure the Logger is powered from mains and 3. Select Product Family > Power Quality Tools. turned on. 4. Select Model Name > Fluke 1736 or Fluke 1738. 11. Insert the flash drive into the Logger. The USB Transfer screen pops up and offers the license 5.

  • Page 63: Maintenance

    If the Logger is dirty, wipe it off carefully with a damp cloth center within the guarantee period. See www.fluke.com (without cleaning agents). Mild soap may be used. locations and contact information of Fluke Service Centers worldwide. Battery Replacement  Warning...

  • Page 64: Calibration

    Logger. The recommended and shown in Figure 12. To order parts and accessories, calibration cycle is 2 years. see How to Contact Fluke. More information about how to contact Fluke is on page 2. Table 7. Replacement Parts Fluke Part or Description Qty.
  • Page 65 Power Logger Service and Parts hcf060.eps Figure 12. Replacement Parts...

  • Page 66: Energy Analyze Plus Software

    • Review the key power quality parameters. • Windows 7, Windows 8.x, and Windows 10 (32/64-bit) • Create a EN 50160 compliance report (1738 or 1736 Note with 1736/Upgrade license) Windows 7 Starter edition and Windows 8 RT are •...

  • Page 67: Pc Connections

    5. Push  to highlight Mode and push . WiFi Support 6. Select Direct Connection or WiFi-Infrastructure in With the USB WiFi dongle you can use the Fluke Connect the list and confirm with . App for asset management, trending and sharing...

  • Page 68: Wifi Direct Connection

    1736/1738 Users Manual WiFi Direct Connection WiFi-Infrastructure The WiFi connection uses WPA2-PSK (pre-shared key) The WiFi connection requires the WiFi-Infrastructure with AES encryption. The passphrase shown on the license and supports WPA2-PSK. This connection requires screen is required to establish a connection from a client to a DHCP service running in the access point to assign IP the device.

  • Page 69: Remote Control

    Wireless Access to PC Software No further setup is required to use WiFi communication Operating Program Available from: with the Fluke Energy Analyze Plus software once the System WiFi connection to the device is setup. The WiFi Windows 7/8.x/10 TightVNC www.tightvnc.org...

  • Page 70: Fluke Connect™ Wireless System

    Fluke Connect™ Wireless System "Fluke173x<serial-no>". The Logger supports the Fluke Connect™ Wireless 4. Go to the Fluke Connect App and select the Logger System (may not be available in all regions). Fluke from the list. Connect™ is a system that wirelessly connects your Fluke test tools with an app on your smartphone or tablet.

  • Page 71: Wiring Configurations

    Power Logger Wiring Configurations Wiring Configurations V, A, Hz, + ● ● ● ● ◦ ● ● ◦ ● ◦ ● ● ● ● ● ● ● ◦ ◦ ● ● ● ● ● ◦ ◦ ● ● ● ● ●...
  • Page 72 1736/1738 Users Manual V, A, Hz, + (cont.) h01-50 V, % ● ● ● ● THD V h01-50 A, % ● ● ● ● ● ● ● ● ● THD I TDD I h01-50 A, % ● ● ● ●...

  • Page 73: Power

    Power Logger Wiring Configurations Power ● ● ● ● A fund ◦ ● ● B fund ◦ ● C fund ◦ ● ● ● ● ● ● ● Total Total fund ● ● ● ● A fund ◦ ● ● B fund ◦...

  • Page 74: Glossary

    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%.

  • Page 75: General Specifications

    Power Supply ............. 13.0 cm x 13.0 cm x 4.5 cm (5.1 in x 5.1 in x 1.8 in) 1736/1738 with power supply attached ....19.8 cm x 16.7 cm x 9 cm (7.8 in x 6.6 in x 4.0 in) Weight 1736/1738 ............
  • Page 76 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 ............

  • Page 77: Electrical Specifications

    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 ..........
  • Page 78 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 ............Format: mx + b (Gain and offset) user configurable Displayed units ...........
  • Page 79 Supported modes ........... Direct connection and connection to infrastructure (requires WiFi-Infrastructure license) Security ............WPA2-AES with pre-shared key Bluetooth ............read auxiliary measurement data from Fluke Connect 3000 series modules (requires WiFi/BLE adapter USB1 FC) USB-mini ............Data download device to PC...
  • Page 80 1736/1738 Users Manual Accuracy at Reference Conditions Intrinsic Accuracy at Reference Conditions Parameter Range Max. Resolution (% of Reading + % of Range) ±(0.2 % + 0.01 %) 1000 V 0.1 V Voltage ±(0.3 % + 0.02 %) 15 mV 0.01 mV...
  • Page 81 Power Logger Electrical Specifications Power/Energy Direct Input iFlex1500-12 iFlex3000-24 iFlex6000-36 i40S-EL Parameter Clamp: 50 mV/500 mV 150 A/1500 A 300 A/3000 A 600/6000 A 4 A/40 A Rogowski: 15 mV/150 mV Clamp: 50 W/500 W Power Range W, VA, var 150 kW/1.5 MW 300 kW/3 MW 600 kW/6 MW...
  • Page 82 1736/1738 Users Manual Intrinsic Uncertainty ±(% of measurement value + % of power range) Direct Input iFlex1500-12 iFlex3000-24 iFlex6000-36 i40S-EL Influence Parameter Quantity Clamp: 50 mV/500 mV 150 A/1500 A 300 A/3000 A 600/6000 A 4 A/40 A Rogowski: 15 mV/150 mV PF ≥0.99...
  • Page 83 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 ×...
  • Page 84 1736/1738 Users Manual iFlex Probe Specifications External magnetic field rejection in reference to external current (with cable >100 mm from the head-coupling Measuring range and r-coil) ..........40 dB iFlex 1500-12 ........1 to 150 A ac / 10 to 1500 A ac Phase shift ..........
  • Page 85 Power Logger Electrical Specifications Transducer length i40s-EL Current Clamp Specifications iFlex 1500-12 .......... 305 mm (12 in) See Table 9 for setup instructions. iFlex 3000-24 .......... 610 mm (24 in) iFlex 6000-36 .......... 915 mm (36 in) Table 9. i40s-EL Setup Transducer cable diameter ......
  • Page 86 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...

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