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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.
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 Radio Frequency Data ................1-8 Keys and I/O Terminals ................. 1-8 LCD Display ..................
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Replace the Probe Tips ................. 4-7 Zero Calibration ..................4-8 Measure Temperature ................4-9 View Memory ..................5-1 Introduction .................... 5-1 View Data Saved in Meter Mode ............5-1 Delete Data Saved in Meter Mode ............5-2 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
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Connect the Product to a Mobile Device ..........6-2 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 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
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1-4. Typical Elements on the LCD Display ............1-10 4-1. Elements of the Interactive Test Probe ............. 4-2 4-2. Emissivity Table ..................4-3 4-3. Typical Elements on the BTL21 Display ............ 4-5 7-1. Parts and Accessories ................7-7 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
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4-5. Meaure the Temperature of a Battery Pole ..........4-9 6-1. Connection to PC ..................6-1 7-1. Install or Replace a Battery Pack .............. 7-3 7-2. Replace the Fuse ..................7-4 7-3. Charge the Battery ..................7-6 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
Product Overview The Fluke BT521 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.
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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 Analyzer 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.
C500L Soft carrying case, large Spare fuse Paper battery tags Safety Sheet, not shown Warranty card, not shown Quick Reference Guide, not shown ® FlukeView Battery (CD) containing USB driver and manuals in all languages, not shown Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
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BT521 Users Manual 600V 600A ZERO i410 CLAMP METER 600V hsz056.eps Figure 1-1. Standard Equipment Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
Check test lead continuity. • Connect the common test lead before the live test lead and remove the live test lead before the common test lead. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
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CAT III environment. The CAT III protective cap decreases the exposed probe metal to < 4 mm. • Do not operate the Product with covers removed or the case open. Hazardous voltage exposure is possible. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
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Product Category: With reference to the equipment types in the WEEE Directive Annex I, this product is classed as category 9 "Monitoring and Control Instrumentation" product. Do not dispose of this product as unsorted municipal waste. Fluke-Direct .com sales@GlobalTestSupply.com...
BT521 Users Manual Radio Frequency Data See the Radio Frequency Data for Class A file on the Fluke website. Keys and I/O Terminals Table 1-3 identifies and describes the keys. Table 1-3. Keys hsz001.eps Item Function Softkeys that work flexibly for various functions on the display.
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Product Overview and Specifications Keys and I/O Terminals Figure 1-2 shows the terminals of the Product. hsz002.eps Figure 1-2. I/O Terminals Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
Test result (PASS, WARN, or FAIL) At least one “data hold” succeeded (manual or auto) Reading of battery internal resistance AutoHold function enabled Voltage reading AutoSave function enabled 1-10 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
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 ............
1 mV 3 % + 10 Amps dc/Amps ac (With 400 A 3.5 % + 2 accessory Fluke i410) Temperature 0 °C to 60 °C 1 °C 2 °C (typical) The measurement is based on ac injection method. The injected source signal is <100 mA, 1 kHz.
Display and save with V ac, up Display and save with V ac, up to 999 records to 20 records in one profile AC Voltage Ripple Up to 999 records Up to 20 records in one profile 1-13 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
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. hsz007.eps Figure 2-1. Tilt Stand Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
BT521 Users Manual Belt Strap Figure 2-2 shows how to use the belt strap of the Product. hsz031.eps Figure 2-2. The Belt Strap Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
1. Push to open the Setup menu. 2. Use L and to highlight General and push the Select softkey. Date/time is selected by default. 3. Push the Adjust softkey to open the Date/time – Adjust screen. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
HOLD icon shows on the display. The auto-held reading will not be released even after the user disconnects the test leads from the test object. In AutoSave mode, the AutoSave icon shows on the display. The auto-held reading is automatically saved to the internal memory. hsz049.jpg hsz048.jpg Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
3. Use L and to highlight Power off, and push the Select softkey. 4. Use L and to highlight 5 Minutes, 15 Minutes, 30 Minutes, or Never. 5. Push the Confirm softkey. 6. Push the Back softkey to return to the Setup screen. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
2. Use L and to highlight Memory info., and push the Select softkey. The screen shows the memory usage information in Meter mode and Sequence mode. 3. Push the Back softkey to return to the Setup screen. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
2. Push the Continue, New, or Load softkey and make other required selections to enter the measurement screen of Sequence mode. Note When you first enter SEQUENCE mode, push the New softkey to create a new profile. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
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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. hsz003.jpg hsz005.jpg Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
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.
7. Push the Start softkey to enter the measurement screen. Note • When the same battery string is tested periodically, Fluke recommends that the same profile name is used. In this way, test data can be archived and the data trend can be viewed easier.
Sequence mode or during measurements in Sequence mode. This method can be used to continue an unfinished profile. Note All data in the current profile will be automatically saved when a previous profile is loaded. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
2. Push the Load softkey. The Load profile screen shows. 3. Use the Prev and Next softkeys and L to select a profile. 4. Push the Load softkey. 5. Push the Continue softkey to load the selected profile. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
To test battery internal resistance and voltage or strap resistance, turn the rotary switch to mΩ. See Figure 3-1. Internal Resistance and Voltage Strap Resistance hsz068.eps Figure 3-1. Test Battery Internal Resistance and Voltage Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
In this function, the voltage between the positive and negative poles of a battery must be < 60 V. A voltage >60 V causes the fuse to open. Small Hole Cylinder Screw Cube Circle Cylinder Clamp Strip hsz008.eps Figure 3-2. Connect Test Probe to Battery Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
Average readings: After two or more sets of test readings are saved, the Product shows the average readings, including average resistance and average voltage. Tip: If the test readings of a battery are significantly different from the average readings, it could indicate the battery health has been compromised. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
To activate the low-pass filter for battery resistance measurement, in Meter mode, push LO softkey, in Sequence mode, push the More softkey and push LO softkey. The display shows the LO icon. hsz032.jpg Set Measurement Thresholds 3-10 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
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On the measurement screen, push the Threshold softkey to open the Select Threshold menu. The value of No. is already highlighted. Use to set No. to ---. Push the Confirm softkey. The T-X icon no longer shows on the display. 3-11 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
Make Measurements To test discharge voltage: 1. Push M as necessary to enter Sequence mode. 2. Turn the rotary switch to Discharge VOLTS. Note Discharge voltage can only be measured in Sequence mode. 3-12 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
Push the F3 softkey to start the next round test. The test time will show beside the round number when the first reading is saved. Note You cannot go back to the previous round when you have started a new one. 3-13 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
In Sequence mode, push the Save softkey to save the current dc voltage reading and the timestamp. The current battery number automatically increases by 1. The cell that corresponds to the tested point becomes full, and the cursors move forward. 3-14 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
The current battery number increases 1 automatically. The cell that corresponds to the tested point becomes full, and the cursors move forward. Note Up to 20 ac voltage readings can be saved in one profile. 3-15 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
The current battery number automatically increases by 1. The cell that corresponds to the tested point becomes full, and the cursors move forward. Note Up to 20 ripple voltage readings can be saved in one profile. 3-16 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
Make Measurements Measure Current (AUX Function) The Product can measure current (dc and ac) contactless with the BTL_A adapter and the Fluke i410 Current Clamp. To measure current, turn the rotary switch to AUX. See Figure 3-5. hsz054.eps Figure 3-5. AUX function Set Measurement Range In AUX function, both ac current and dc current use a fixed 400 A range.
DC Voltage”, “Measure AC Voltage” and “Measure Ripple Voltage” sections. As an example, Figure 3-6 shows how to measure dc voltage with the TL175 test lead. Guard drops TL175 hsz053.eps Figure 3-6. Measure DC Voltage with TL175 3-18 Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
To prevent possible electrical shock, fire, or personal injury, hold the handle behind the tactile barrier (). Figure 4-1 shows the BTL21 Interactive Test Probe. Table 4-1 describes the elements. hsz022.eps Figure 4-1. BTL21 Interactive Test Probe Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
3. Use L to highlight Temperature unit, and push the Select softkey. 4. Use and L to highlight Celsius or Fahrenheit, and push the Confirm softkey. 5. Push the Back softkey to return to the Setup screen. Fluke-Direct .com sales@GlobalTestSupply.com...
3. Push the Select softkey. The Handle menu shows. 4. Push L until Emissivity is highlighted. 5. Push the Edit softkey, and use the four arrow keys to set the emissivity value. 6. Push the Confirm softkey. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
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BT521 Users Manual hsz059.jpg hsz060.jpg hsz061.jpg hsz062.jpg Note The default emissivity value is 0.95. Available emissivity value is between 0.10 and 1.00. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
AutoHold function is enabled. Unit of frequency Temperature reading Voltage or frequency reading Unit of temperature (Celsius or Voltage or resistance reading Fahrenheit) V ac, mV ac, or V dc Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
Long and Short Extenders Figure 4-2 shows how to interchange the long and short extenders. hsz024.eps Figure 4-2. Long and Short Extenders Note To get accurate readings, the connectors between handles and extenders should be fully fastened. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
To prevent possible electrical shock, fire, or personal injury, use correct tip covers (CAT II or CAT III) in different CAT environments. hsz026.eps Figure 4-3. Replace the Probe Tips Note Probe tips are not covered under Warranty. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
Product beeps to indicate a success and automatically exits zero calibration mode. Note During zero calibration, make sure the inner and outer pins of the probe tips are fully connected to the calibration board. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
D = 11.5 mm hsz023.eps Figure 4-5. Measure the Temperature of a Battery Pole Note To set objective surface emissivity in accordance with battery post material, push Setup > Handle > Emissivity. See the Emissivity section. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
2. Push M until MEMORY – METER shows on the upper left corner of the display. 3. View the memory items, and push the Next softkey to view next page as required. 4. Use 1 to cycle through these four data sets: mΩ.V, VDC, VAC, Ripple, and AUX. hsz063.jpg Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
When the display shows Confirm to delete the reading?, push the Delete softkey. b. To delete all data in the measurement set, push the Delete all softkey. When the display shows Confirm to delete all readings?, push the Delete softkey. hsz064.jpg Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
More softkey. a. To delete only the highlighted profile, push the Delete softkey. When the display shows Confirm to delete current profile?, push the Delete softkey. b. To delete all profiles, push the Delete all softkey. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
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BT521 Users Manual hsz066.jpg hsz067.jpg 4. When the display shows Confirm to delete all profiles?, push the Delete softkey. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
This chapter contains information about how to connect the Product to a PC or mobile device. 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. hsz030.eps Figure 6-1. Connection to PC Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
1. Push on the Product. The corresponding F icon shows on the upper bar of the display. 2. Run the Fluke battery application on the mobile device. The mobile device shows a list of found results. 3. Click the Product name to establish the connection.
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.
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• 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.
4. Install the battery pack. 5. Put the battery cover back on the unit. 6. Tighten the screw. Figure 7-1 shows how to install or replace a battery pack. hsz005.eps Figure 7-1. Install or Replace a Battery Pack Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
2. Use a screwdriver to loosen the captive screw on the fuse cover at the upper end of the Product. 3. Install the new fuse. 4. Reinstall the fuse cover. 5. Tighten the fuse cover screw. See Figure 7-2. hsz006.eps Figure 7-2. Replace the Fuse Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
Note During charging, all measurement functions are disabled, LCD displays charging status. No damage will occur if the charger is connected for long periods, e.g., during the weekend. The instrument then automatically switches to trickle charging. Fluke-Direct .com sales@GlobalTestSupply.com 1.888.610.7664...
Maintenance Parts and Accessories Parts and Accessories Table 7-1 lists the user-replaceable parts and accessories. To order replacement parts Table 7-1. Parts and Accessories Fluke Part Item No. Description Quantity Number BTL10, Basic Test Lead TL175, TwistGuard™ Test Leads ...
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