Fluke BT520 User Manual
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Fluke BT520 User Manual

Battery analyzer
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Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - TestEquipmentDepot.com
BT520
Battery Analyzer
Users Manual
May 2014 Rev.1, 08/15
© 2014, 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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  • Page 1 Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - TestEquipmentDepot.com BT520 Battery Analyzer Users Manual May 2014 Rev.1, 08/15 © 2014, 2015 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 Chapter Title Page Product Overview and Specifications ..........1-1 Introduction .................... 1-1 Contact Fluke ..................1-1 Product Overview .................. 1-1 Standard Equipment ................1-3 Safety Information ................. 1-5 Keys and I/O Terminals ................. 1-8 LCD Display ..................1-10 Specifications ..................
  • Page 4 BT520 Users Manual Edit a Profile ..................3-5 Edit a Profile During Creation ............3-5 Modify a Profile During Measurement ........... 3-5 Load a Profile ..................3-5 Load a Profile When Switched to Sequence Mode ....... 3-6 Load a Profile During Measurement in Sequence Mode ....3-6 Make Measurements ................
  • Page 5 Contents (continued) Maintenance ..................7-1 Introduction .................... 7-1 Install or Replace the Battery Pack ............7-3 Replace the Fuse .................. 7-4 Clean the Product .................. 7-5 Charge the Battery ................7-5 Parts and Accessories ................7-7...
  • Page 6 BT520 Users Manual...

  • Page 7: List Of Tables

    List of Tables Table Title Page 1-1. Standard Equipment .................. 1-3 1-2. Symbols ..................... 1-7 1-3. Keys ......................1-8 1-4. Typical Elements on the LCD Display ............1-10 4-1. Elements of the Interactive Test Probe ............. 4-2 4-2. Typical Elements on the BTL20 Display ............ 4-3 7-1.
  • Page 8 BT520 Users Manual...
  • Page 9 List of Figures Figure Title Page 1-1. Standard Equipment .................. 1-4 1-2. I/O Terminals ..................... 1-9 2-1. Tilt Stand....................2-1 2-2. The Belt Strap ................... 2-2 3-1. Test Battery Internal Resistance and Voltage or Strap Resistance ..3-7 3-2. Connect Test Probe to Battery ..............3-8 3-3.
  • Page 10 BT520 Users Manual viii...

  • Page 11: Product Overview And Specifications

    Product Overview The Fluke BT520 Battery Analyzer (the Product) is a multifunctional meter designed for the test and measurement of a stationary battery system. The Product can measure the battery internal resistance and voltages. These measurements can be used to determine the overall condition of the system.
  • Page 12 Product automatically after AutoHold. • Fluke Battery Analyzer Software – Easily import data from the Product to a PC. The measurement data and battery profile information is stored and archived with the Analyze Software and can be used for comparison and trend analysis. All measurement data, battery profile and analysis information can be used to easily generate reports.

  • Page 13: Standard Equipment

    Product Overview and Specifications Standard Equipment Standard Equipment Items listed in Table 1-1 are included with the Product. Figure 1-1 shows the items. Table 1-1. Standard Equipment Item No. Description Quantity Mainframe  BTL10, Basic Test Lead  TL175, TwistGuard™ Test Leads ...
  • Page 14 BT520 Users Manual hsn056.eps Figure 1-1. Standard Equipment...

  • Page 15: Safety Information

    Product Overview and Specifications Safety Information Safety Information A Warning identifies 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. Warning To prevent possible electrical shock, fire, or personal injury: •...
  • Page 16 BT520 Users Manual • Use only correct measurement category (CAT), voltage, and amperage rated probes, test leads, and adapters for the measurement. • Measure a known voltage first to make sure that the Product operates correctly. • Limit operation to the specified measurement category, voltage, or amperage ratings.
  • Page 17 Product Overview and Specifications Safety Information See Table 1-2 for a list of symbols used in this manual and on the Product. Table 1-2. Symbols Symbol Description Symbol Description WARNING. RISK OF DANGER.   AC (Alternating Current) See manual. WARNING.

  • Page 18: Keys And I/O Terminals

    BT520 Users Manual Keys and I/O Terminals Table 1-3 identifies and describes the keys. Table 1-3. Keys hsn001.eps Item Function Softkeys that work flexibly for various functions on the display.  Selects an item in a menu and scrolls through information.
  • Page 19 Product Overview and Specifications Keys and I/O Terminals Figure 1-2 shows the terminals of the Product. hsn002.eps Figure 1-2. I/O Terminals...

  • Page 20: Lcd Display

    BT520 Users Manual LCD Display The Product has an LCD display that shows different elements for each measurement function. Table 1-4 describes the typical elements for battery internal resistance measurement in Sequence mode. Table 1-4. Typical Elements on the LCD Display hsn055.eps...

  • Page 21: Specifications

    Specifications Specifications General Specifications  Fuse Protection for Resistance ...... 0.44 A (44/100 A, 440 mA), 1000 V FAST Fuse, Fluke specified part only Power Supply Battery power ............BP500 smart battery pack: double cell lithium-ion, 7.4 V, 3000 mAh Battery life ............

  • Page 22: Accuracy Specifications

    BT520 Users Manual Accuracy Specifications Accuracy is specified for a period of one year after calibration, at 18 °C to 28 °C (64 °F to 82 °F), with relative humidity to 80 %. Accuracy specifications are given as: ±([% of reading] + [number of least significant digits]).

  • Page 23: Records Capacity

    Product Overview and Specifications Specifications Records Capacity Function Meter Mode Sequence Saved by test sequence with Battery Internal Resistance Up to 450 records in one profile time stamp, up to 999 records Display and save with battery Display and save with battery Battery Voltage internal resistance, up to 999 internal resistance, up to 450...
  • Page 24 BT520 Users Manual 1-14...

  • Page 25: Setup

    Chapter 2 Setup Introduction This chapter describes how to set up the Product. Tilt Stand The Product has a tilt stand that lets you see the screen at an angle when placed on a flat surface. See Figure 2-1. hsn007.eps Figure 2-1.

  • Page 26: Belt Strap

    BT520 Users Manual Belt Strap Figure 2-2 shows how to use the belt strap of the Product. hsn031.eps Figure 2-2. The Belt Strap...

  • Page 27: Adjust Display Contrast

    Setup Adjust Display Contrast Adjust Display Contrast To adjust the display contrast: 1. Push  to open the Setup menu. Contrast is already highlighted. 2. Push the – softkey to lighten contrast, or push the + softkey to darken contrast. Note If –...

  • Page 28: Turn On/Off Beep

    BT520 Users Manual 4. Use  and  to highlight the field to be edited. Use  and L to increase or decrease value. 5. When the correct date and time is set, push the OK softkey. 6. Push the Back softkey to return to normal operation.

  • Page 29: Set Auto Power Off Time

    Setup Set Auto Power Off Time hsn049.png hsn048.jpg Warning To prevent possible electrical shock, fire, or personal injury, do not use the HOLD function to measure unknown potentials. When HOLD is turned on, the display does not change when a different potential is measured.

  • Page 30: View Device Information

    BT520 Users Manual View Device Information The Product provides the following device information: model number, serial number, version, analog board version, and calibration date. To view the device information: 1. Push  to open the Setup menu. 2. Use L and  to highlight General, and push the Select softkey.

  • Page 31: Use The Product

    Chapter 3 Use the Product Introduction This chapter provides information about how to use the Product. The Product provides two modes for different measurement purposes: Meter mode and Sequence mode. Meter mode lets you perform easy and fast measurements and save the measurement readings and timestamp to the Product memory.
  • Page 32 BT520 Users Manual hsn001.jpg hsn002.jpg To switch back to Meter mode: 1. Push M. 2. When the Back to METER mode? screen shows, push the Continue softkey. The measurement screen of Meter mode shows. Note All measurements taken in Sequence mode are saved to the memory.

  • Page 33: Use A Profile In Sequence Mode

    In this case the upper-left corner shows the profile name Fluke-ABC 500KVA-1-1. The PC software uses the same structure to categorize the profile. Fluke recommends that you always use the same profile name for one battery string for better analysis. The profiles are distinguished by their timestamps.

  • Page 34: Create A Profile

    7. Push the Start softkey to enter the measurement screen. Note • When the same battery string is tested periodically, Fluke recommends that you use the same profile. In this way, test data can be archived and the data trend can be viewed easier.

  • Page 35: Edit A Profile

    Use the Product Use a Profile in Sequence Mode Edit a Profile In Sequence mode, profiles can be edited during creation or during measurement. Edit a Profile During Creation To edit a profile during creation: 1. On the New Profile menu, use  and L to highlight a data field to be edited. 2.

  • Page 36: Load A Profile When Switched To Sequence Mode

    BT520 Users Manual Load a Profile When Switched to Sequence Mode To load a profile when switched to Sequence mode: 1. On the Enter SEQUENCE mode? screen, push the Load softkey. The Load profile screen shows the list of history profiles in the Product memory.

  • Page 37: Make Measurements

    Use the Product Make Measurements Make Measurements Test Battery Internal Resistance and Voltage or Strap Resistance The Product can simultaneously test the internal resistance and voltage of a battery. This helps you to understand the overall state of the battery health. The Product can also test strap resistance since upward changes could be caused by corrosion or loose connections.

  • Page 38: Battery Test Probes

    BT520 Users Manual Battery Test Probes To connect test probes to the battery pole: Use the inner tip of the test probe to touch the target surface. Push the test lead to set-back the inner tip, until both the inner tip and the outer tip are fully connected to the target surface.

  • Page 39: View Test Readings On The Screen

    Use the Product Make Measurements View Test Readings on the Screen This is a typical display of battery test in Meter mode. hsn068.jpg This is a typical display of battery test in Sequence mode: Battery number: Indicates the number of the battery that has been tested. Progress bar: The progress bar is generated according to the total number of batteries in the profile.

  • Page 40: Set Measurement Range

    BT520 Users Manual Set Measurement Range Battery resistance or Strap resistance only has manual ranges. The default range for battery resistance or Strap resistance measurement is 30 mΩ. You can push cycle through different ranges in this sequence: 30 mΩ > 300 mΩ > 3000 mΩ > 3 mΩ.

  • Page 41: Set Measurement Thresholds

    Use the Product Make Measurements Set Measurement Thresholds The Product lets you define upper and lower measurement thresholds or tolerance ranges. These defined threshold values are then compared to the measured values to automatically identify and prompt the user with a PASS, FAIL or WARN indicator of battery out of tolerance conditions.

  • Page 42: How The Thresholds Work

    BT520 Users Manual How the Thresholds Work When a threshold set is applied, the Product compares each resistance reading with the resistance reference in the current threshold set. • If the reading is greater than reference x (1+Fail threshold) or less than the resistance lower limit, the comparison result is FAIL, indicating that the tested battery is potentially compromised and should be further investigated.

  • Page 43: Typical Display

    Use the Product Make Measurements Typical Display This is a typical display of discharge voltage measurement. hsn052.jpg Progress bar: Indicates the number of the battery that is being tested. Battery ID and Total Number: The number to the left of / indicates the ID of the battery that has been tested.

  • Page 44: Measure Dc Voltage

    BT520 Users Manual Measure DC Voltage The Product can measure dc voltage. It also shows the polarity on the display. To measure dc voltage, turn the rotary switch to . See Figure 3-3 for connections. Save hsn019.eps Figure 3-3. Measure DC Voltage Set Measurement Range In this measurement mode, auto range is used by default.

  • Page 45: Measure Ac Voltage

    Use the Product Make Measurements Measure AC Voltage The Product supplies two independent readings to show the rms and frequency of ac voltage. To measure ac voltage, turn the rotary switch to . See Figure 3-4 for connections. hsn021.eps Figure 3-4. Measure AC Voltage Measurement Range The ac voltage measurement has only one range: 600 V.

  • Page 46: Measure Ripple Voltage

    BT520 Users Manual Measure Ripple Voltage The Product can measure the ac component on a dc voltage, which is also known as ac ripple. A high ac ripple may result in a battery overheat and negatively impact the battery life. In addition, it may cause extra energy loss to the system.

  • Page 47: Measure Voltage With Tl175

    Use the Product Make Measurements Measure Voltage with TL175 With the TL175 test lead, the Product can measure Discharge Volts, VDC, VAC, and Ripple Volts. To measure voltage: 1. Connect TL175 to the BTL_A adapter. 2. Connect the BTL_A adapter to the Product. 3.
  • Page 48 BT520 Users Manual 3-18...

  • Page 49: Use The Btl20 Interactive Test Probe

    Chapter 4 Use the BTL20 Interactive Test Probe Introduction This Product is shipped with a BTL20 Interactive Test Probe. This chapter describes how to use the interactive test probe. BTL20 Overview Warning To prevent possible electrical shock, fire, or personal injury, hold the handle behind the tactile barrier ().

  • Page 50: Connect The Probe To The Product

    BT520 Users Manual Table 4-1. Elements of the Interactive Test Probe Item No. Name Function Shows information such as measurement readings and battery Display  Indicates the status of a measurement. Green means Pass; LED indicator  orange means Warning; red means Fail.

  • Page 51: Understand The Display

    Use the BTL20 Interactive Test Probe Understand the Display Understand the Display Table 4-2 describes the typical elements on the display of the BTL20 Interactive Test Probe. Table 4-2. Typical Elements on the BTL20 Display hsn027.eps Item No. Description Item No. Description Battery ID(Sequence mode) V ac or V dc...

  • Page 52: Long And Short Extenders

    BT520 Users Manual Long and Short Extenders Figure 4-2 shows how to interchange the long and short extenders. hsn024.eps Figure 4-2. Long and Short Extenders Note To get accurate readings, the connectors between handles and extenders should be fully fastened.

  • Page 53: Replace The Probe Tips

    Use the BTL20 Interactive Test Probe Replace the Probe Tips Replace the Probe Tips Figure 4-3 shows how to replace the probe tips.  Warning To prevent possible electrical shock, fire, or personal injury, use correct tip covers (CAT II or CAT III) in different CAT environments.

  • Page 54: Zero Calibration

    BT520 Users Manual Zero Calibration A zero calibration is required each time after a test probe is replaced. To do zero calibration: 1. Locate the zero calibration board on a flat surface horizontally. See Figure 4-4. 2. Set zero calibration in the Setup menu.

  • Page 55: View Memory

    Chapter 5 View Memory Introduction This chapter provides information about how to view measurement data that is manually or automatically saved to the Product memory. The Product has an internal memory that stores measurement data that can be viewed. Measurement data in Meter mode and Sequence mode shows separately. The total memory usage can be viewed in the Setup menu.

  • Page 56: Delete Data Saved In Meter Mode

    BT520 Users Manual Delete Data Saved in Meter Mode To delete data saved in meter mode: 1. Turn the rotary switch to VIEW memory. 2. Push M until MEMORY – METER shows on the upper left corner of the display.

  • Page 57: View Profiles Saved In Sequence Mode

    View Memory View Profiles Saved in Sequence Mode View Profiles Saved in Sequence Mode To view measurement data that is saved in Sequence mode: 1. Turn the rotary switch to VIEW memory. 2. Push M until MEMORY – SEQUENCE shows on the upper left corner of the display. The Load profile menu shows on the display.
  • Page 58 BT520 Users Manual hsn066.jpg hsn067.jpg 4. When the display shows Confirm to delete all profiles?, push the Delete softkey.

  • Page 59: Connection To Pc

    Chapter 6 Connection to PC Introduction This chapter contains information about how to connect the Product to a PC. Connect the Product to PC The Product has a USB port that lets you connect the Product to a PC via a USB cable. See Figure 6-1.
  • Page 60 BT520 Users Manual When connected to a PC, the PC Application can: • View data from Product memory • Export data from Product memory • Import data to Product memory • Delete data from the Product memory • Upgrade the Product firmware Note Please refer to PC Application help file for how to use the application.

  • Page 61: Maintenance

    Do not use any charger other than that specifically provided for use with the Product. • Do not use any battery which is not designed or recommended by Fluke for use with the Product. • Remove all probes, test leads, and accessories before the battery door is opened.
  • Page 62 • Connect the battery charger to the mains power outlet before the Product. • Use only Fluke approved power adapters to charge the battery. • Keep cells and battery packs clean and dry. Clean dirty connectors with a dry, clean cloth.

  • Page 63: Install Or Replace The Battery Pack

    Maintenance Install or Replace the Battery Pack Install or Replace the Battery Pack Warning Never operate the Product with the Battery Cover removed. Hazardous voltage exposure may occur. To install or replace a Battery Pack: 1. Make sure the Product is off. 2.

  • Page 64: Replace The Fuse

    BT520 Users Manual Replace the Fuse Warning To prevent possible electrical shock, fire, or personal injury: • Use only specified replacement fuses. • Replace a blown fuse with exact replacement only for continued protection against arc flash. To replace the fuse: 1.

  • Page 65: Clean The Product

    Maintenance Clean the Product Clean the Product Warning For safe operation and maintenance of the Product, disconnect the Product and its accessories from all voltage sources during cleaning. Clean the Product with a damp cloth and a mild soap. Do not use abrasives, solvents, or alcohol.
  • Page 66 BT520 Users Manual hsn032.eps Figure 7-3. Charge the Battery...

  • Page 67: Parts And Accessories

    Maintenance Parts and Accessories Parts and Accessories Table 7-1 lists the user-replaceable parts and accessories. To order replacement parts or additional accessories, contact your nearest Fluke Service Center. See the “Contact Fluke” section. Table 7-1. Parts and Accessories Fluke Part Item No.
  • Page 68 BT520 Users Manual...

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