Fluke SMFT1000/PRO User Manual

Fluke SMFT1000/PRO User Manual

Multifunction pv analyzer

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SMFT-1000
Multifunction PV Analyzer
Users Manual
11/2022 Rev. 1, 1/23 (English)
©2022-2023 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 SMFT1000/PRO

  • Page 1 SMFT-1000 Multifunction PV Analyzer Users Manual 11/2022 Rev. 1, 1/23 (English) ©2022-2023 Fluke Corporation. All rights reserved. Specifications are subject to change without notice. All product names are trademarks of their respective companies.
  • Page 2 Fluke authorized resellers shall extend this warranty on new and unused products to end-user customers only but have no authority to extend a greater or different warranty on behalf of Fluke. Warranty support is available only if product is purchased through a Fluke authorized sales outlet or Buyer has paid the applicable international price.
  • Page 3: Table Of Contents

    Table of Contents Title Page Introduction........................... Contact Fluke ..........................Safety Information........................Specifications ..........................Before you Start .......................... Kit Contents ......................... Accessories ......................... How to Use the Rotary Dial..................... Buttons........................... 10 Info Button ..........................11 Display............................ 11 Terminals/Test Leads....................... 12 Error Messages........................13 How to Zero the Test Leads...................
  • Page 4 SMFT-1000 Table of Contents Power AC/DC and Function Tests ................24 Single Phase Inverter Performance Check............24 3-Phase Inverter Performance Check............... 25 AC/DC Voltage Measurement ................26 AC/DC Current Measurement................26 Functional Tests......................27 Insulation Resistance Test (R ).................. 28 Test Method 1 (Keep the Leads)................
  • Page 5: Introduction

    Introduction The Fluke SMFT-1000 Multifunction PV Analyzer (the PV Analyzer or the Product) is a battery- operated analyzer for installation testing and periodic inspection of mains-coupled photovoltaic (PV) systems. Table 1 is a list of the main functions. Table 1. Functions...
  • Page 6: Contact Fluke

    SMFT-1000 Users Manual Contact Fluke Fluke Corporation operates worldwide. For local contact information, go to our website: www.fluke.com To register your product, or to view, print, or download the latest manual or manual supplement, go to our website: www.fluke.com/productinfo Fluke Corporation Fluke Europe B.V.
  • Page 7 Multifunction PV Analyzer Specifications Vibration ............. MIL-PRF-28800F: Class 2 Ingress Protection .......... IEC 60529:IP40 Computer Interface........IR (serial) and Bluetooth Wireless connection compatibility..IRR2-BT Accuracy C, ≤80 % RH. The accuracy specification is defined as ± (% reading + digit counts) at 23 C ±...
  • Page 8 SMFT-1000 Users Manual Insulation Resistance R Display Range Measurement Range Resolution Accuracy 0.00 MΩ to 99.99 MΩ 0.20 MΩ to 99.99 MΩ 0.01 MΩ ± (5 % + 5 Digit) 100.0 MΩ to 199.9 MΩ 100.0 MΩ to 199.9 MΩ 0.1 MΩ...
  • Page 9 Multifunction PV Analyzer Specifications AC/DC Current with i100 Clamp Accuracy Display Range Measurement Range Resolution (DC, AC 50 Hz/60 Hz) 0.0 A dc to 100 A dc 1.0 A dc to 100 A dc 0.1 A ± (5 % + 2 Digit) 0.0 A ac to 100 A ac TRMS 1.0 A ac to 100 A ac TRMS [1] i100 clamp tolerance not inclusive.
  • Page 10 Output Power ..........8 dBm SIMPLIFIED EU DECLARATION OF CONFORMITY Hereby, Fluke declares that the radio equipment contained in this Product is in compliance with Directive 2014/53/EU. The full text of the EU declaration is available at the following Internet address:...
  • Page 11: Before You Start

    Multifunction PV Analyzer Before you Start Before you Start This section is general information about the contents of the kit and how to familiarize yourself with the controls and display of the PV Analyzer. Kit Contents Table 2 is a list of the contents in your kit. Table 2.
  • Page 12: Accessories

    6 x AA Alkaline IEC LR6 (for SMFT-1000, not installed) not shown 4 x AA Alkaline IEC LR6 (for IRR2-BT, not installed) 2 x AA Alkaline IEC LR6 (for i100, not installed) Accessories For the most up-to-date information on accessories, go to www.fluke.com.
  • Page 13: How To Use The Rotary Dial

    Multifunction PV Analyzer Before you Start How to Use the Rotary Dial Use the rotary dial to select the test type. See Table Table 3. Rotary Dial Item Position Description Memory for saved measurements, device settings, and Help MENU information VISUAL Checklist for pre-inspection tests Continuity of equipotential bonding conductors and...
  • Page 14: Buttons

    SMFT-1000 Users Manual Buttons Use the buttons to control operation of the PV Analyzer, select test results to view, and scroll through selected test results. See Table Table 4. Push Buttons Item Button Description Shows illustrations and instructions for setup and test function ...
  • Page 15: Info Button

    Multifunction PV Analyzer Before you Start Info Button  The INFO button shows information about how to use each function of the PV Analyzer. As  the rotary dial moves to a function, push to see connection drawings and tips about the ...
  • Page 16: Terminals/Test Leads

    SMFT-1000 Users Manual Terminals/Test Leads Test leads are connected and stay in place (Keep the Leads) throughout the test. Table 6 shows the input terminals.  Warning To prevent possible electrical shock, fire, or personal injury, do not use test leads in CAT III or CAT IV environments without the protective cap installed.
  • Page 17: Error Messages

    Multifunction PV Analyzer Before you Start Error Messages When the Analyzer detects error conditions, the display shows  and an error code. See Table 7. These error conditions disable or stop the test. Tip: Push INFO for instructions about the error message. Table 7.
  • Page 18: How To Zero The Test Leads

    SMFT-1000 Users Manual How to Zero the Test Leads  Warning To prevent possible electrical shock, fire, or personal injury, do not use in CAT III or CAT IV environments without the protective cap installed. The protective cap decreases the exposed probe metal to <4 mm. This decreases the possibility of arc flash from short circuits.
  • Page 19: Test Setup

    Multifunction PV Analyzer Test Setup Test Setup Use this kit for safety and performance analysis of solar systems according to IEC 62446-1. The kit contains the SMFT-1000 PV Analyzer (PV Analyzer) and the IRR2-BT Irradiance Meter (Irradiance Meter). The PV Analyzer provides safety and performance measurements of the solar system. The Irradiance Meter provides auxiliary data of sun irradiance and solar panel temperature.
  • Page 20: Iec 62446-1 Category 1 Tests

    SMFT-1000 Users Manual For IV Curve measurements, synchronize the PV Analyzer with the IRR2-BT at the start of the work day: 1. Turn on the PV Analyzer and the Irradiance Meter. 2. Make sure the PV Analyzer and the Irradiance Meter are within the wireless range (<50 m) of each other.
  • Page 21: Continuity Of Protective Earthing And Equipotential Bonding Conductors

    Multifunction PV Analyzer Test Setup Continuity of Protective Earthing and Equipotential Bonding Conductors For accurate measurements, always compensate the resistance of the test leads before you make measurements: 1. Turn on the PV Analyzer.  2. Turn the rotary switch to 3.
  • Page 22: Resistance Test (Rlo )

    SMFT-1000 Users Manual Resistance Test (R  ) with a test current ≥200 mA The PV Analyzer measures protective conductor resistance ( (@2 Ω) for: Earthing and Equipotential Bonding Conductors to IEC 62446-1 Clause 6.1  Lightning Protection System (LPS) ...
  • Page 23: Grounding System

    Multifunction PV Analyzer Test Setup Grounding System To troubleshoot the grounding system with the R Continuous Measurement method:   1. Push for R+ Positive or for R- Negative and follow the on-screen prompts. Polarity Test The polarity test verifies to IEC 62446-1 Clause 6.2 that the positive and negative wires are correctly connected to the solar system combiner box, inverter, or switch gear.
  • Page 24: Pv String

    SMFT-1000 Users Manual PV String Open circuit voltage measurement and circuit current test (short circuit test or operational). Open Circuit Voltage Measurement (V Open circuit voltage (V ) measurement to IEC 62446-1 Clause 6.4. This test checks that module strings are correctly wired and that the expected number of modules are connected in series within the string.
  • Page 25: Voltage/Current Test (Voc /Isc )

    Multifunction PV Analyzer Test Setup Voltage/Current Test (V The V is a test to IEC 62446-1 Clause 6.4 for the maximum voltage that the solar panel produces in standard test conditions. The I is a test to IEC 62446-1 Clause 6.5.2 for the maximum current that the solar panel produces in standard test conditions.
  • Page 26: Select Pv Model

    SMFT-1000 Users Manual Select PV Model When the Irradiance Meter is not connected, no limits are available and no irradiance or temperature data shows on the display. To take a measurement: 1. Connect the test leads from the PV Analyzer to the solar panel. ...
  • Page 27: Quick Voc /Isc Measurement

    Multifunction PV Analyzer Test Setup Quick V Measurement You can take a quick V measurement without connecting the Irradiance Meter or PV model. Pass/Fail limits or Irradiance data do not show with this type of measurement. To take a measurement: 1.
  • Page 28: Power Ac/Dc And Function Tests

    SMFT-1000 Users Manual  4. Push to start the V measurement. The V measurement shows on the display. If the PV model is selected and the Irradiance Meter is connected, the Pass/Fail icons show on the display. The Measure V instructions are grayed-out with a checkmark to indicate that the measurement is done.
  • Page 29: 3-Phase Inverter Performance Check

    Multifunction PV Analyzer Test Setup  8. Push to clear or cancel the dc measurement column and return to the blank state. To make an ac measurement: 1. Connect the test leads to the ac output of the inverter. 2. Connect the Clamp. ...
  • Page 30: Ac/Dc Voltage Measurement

    SMFT-1000 Users Manual  10. Push  11. Push to hold the ac-L3 measurements. The blue column header indicates that the ac-L3 measurements are on hold. The display shows the Efficiency Factor ratio with a Pass or Fail icon.  12.
  • Page 31: Functional Tests

    Multifunction PV Analyzer Test Setup 3. Connect the clamp to the circuit under test.  Tip: Push to see a connection diagram. The PV Analyzer automatically detects if the measurement is ac or dc current.  4. Push to hold the measurement. The measurement is on hold.
  • Page 32: Insulation Resistance Test (Rins )

    SMFT-1000 Users Manual Insulation Resistance Test (R The R Mode is a test for the resistance of the insulation between the ground and the PV Array as required by IEC 62446-1 Clause 6.7. Repeat this test, as a minimum, for each PV array or sub-array.
  • Page 33: Test Method 2 (Default)

    Multifunction PV Analyzer Test Setup  Passed: and a short beep noise indicates the test passed when the results are greater than the preset limits.  Failed: and multiple beeps indicates the test failed when the results are less than the preset limits.
  • Page 34: Continuous Measurement

    You can measure R between any two measurement points in the PV system. This measurement helps to troubleshoot insulation faults on the wiring cables. Fluke recommends that you remove the solar modules for this test as they can influence the result.
  • Page 35: Wet Insulation Resistance Test

    Multifunction PV Analyzer Test Setup The dashes show during the measurement calculation and then the test results show on the display: Live Results: measurement results refresh every second.  Green check mark appears when result is under the limit.  ...
  • Page 36: I-V Curve Test

    SMFT-1000 Users Manual I-V Curve Test is a test for the maximum voltage that the solar panel can produce under standard test conditions as required by IEC 62446-1 Clause 7.2. I is a test for the maximum current that the solar panels can produce under standard test conditions. To measure: 1.
  • Page 37: Additional Tests

    Multifunction PV Analyzer Test Setup Note A warning shows on the display if the PV Analyzer detects reverse polarity at the start  of the test. Push to see a connection diagram. When the test is complete, the test results show in the I-V Curve Table: STC column shows values ...
  • Page 38 SMFT-1000 Users Manual To set limit:  a. Use to highlight the options.  b. Push to select the highlighted option and edit on new screen.  c. Push to save the limit and return to the previous Diode Test. ...
  • Page 39: Blocking Diode Test

    Multifunction PV Analyzer Test Setup  5. Push to save the results to memory. A confirmation message with ID number shows on the display and then returns to the test screen. Troubleshoot: If the voltage is not within an acceptable range, use the continuous test to find the diode that fails.
  • Page 40: Continuous Diode Test

    SMFT-1000 Users Manual  5. Push to start the measurement. When the measurement is complete, the display shows: measured voltage of blocking diode  measured current of blocking diode   Passed: and a short beep noise indicate the test passed when the results are greater than the preset limits.
  • Page 41 If the voltage drop is too low the diode is shorted, if the voltage is “OL” then the diode is open. Tip: Fluke recommends that you repeat the test with reversed polarity (connect yellow test lead to positive anode and connect green test lead to negative cathode. The reading should be always “OL”.
  • Page 42: Surge Protection Device (Spd) Test

    SMFT-1000 Users Manual Surge Protection Device (SPD) Test The SPD test is a check that the device under test (DUT) works as expected. To set: 1. Turn the rotary switch on the PV Analyzer to The display shows the default Bypass Diode test mode. ...
  • Page 43: Auto Test Sequence

    Multifunction PV Analyzer Test Setup Auto Test Sequence The PV Analyzer has an Auto Test mode that automatically does a test sequence based on these different combinations: With Insulation Test compared to Without Insulation Test  Category 1 compared to Category 1 + 2 ...
  • Page 44: Menu

    SMFT-1000 Users Manual  5. Use the to scroll through the tests. The display shows Auto Test Complete message and shows the results.  6. Use to scroll through the results.  7. Push to clear the test results and not save. ...
  • Page 45: Download Pv Model Data

    Multifunction PV Analyzer Maintenance Figure 2. IR Serial Cable Attachment IR Port IR Port IR Serial Cable IR Serial Cable 3. At the PC, open the TruTest software program. 4. Turn on the PV Analyzer. 5. See the TruTest™ Data Management Software documentation for complete instructions on how to set the date/time stamp and upload data from the PV Analyzer.
  • Page 46: Fuse Replacement

    SMFT-1000 Users Manual Periodically wipe the case with a damp cloth and mild detergent. Do not use abrasives or solvents. Dirt or moisture in the terminals can affect readings. To clean the terminals: 1. Turn off the PV Analyzer and remove all test leads. 2.
  • Page 47: Battery Replacement

    Multifunction PV Analyzer Maintenance Battery Replacement Replace the batteries with six AA batteries. Alkaline batteries are supplied with the Tester.  Warning To prevent possible electrical shock, fire, or personal injury: Remove the test leads and any input signals before you replace the battery. ...
  • Page 48: Product Disposal

    SMFT-1000 Users Manual Product Disposal Dispose of the Product in a professional and environmentally appropriate manner: Delete personal data on the Product before disposal.  Remove batteries that are not integrated into the electrical system before disposal and  dispose of batteries separately. If this Product has an integral battery, put the entire Product in the electrical waste.

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