Model: BT521
Work with confidence with this battery analyzer that offers an intuitive interface for simplified battery testing, workflow, and reduced testing complexity. Additionally, it works for users who need to measure dc/ac voltage, frequency, and temperature.
Reduced testing complexity, combined with a simplified workflow and intuitive user interface.
The new Fluke 500 Series of Battery Analyzers is the ideal test tool for maintenance, troubleshooting and performance testing of individual stationary batteries and battery banks used in critical battery back-up applications.
Featuring an intuitive user interface, compact design and rugged construction. The BT500 Series ensures optimum performance, test results and reliability. These testers cover a broad range of battery test functions ranging from DC voltage and resistance tests, to full condition testing using and automated string function and the test probe integrated infrared temperature measurement system.
The BT500 Battery Analyzer series is designed for measurements on stationary batteries of all types.
Please note: what is included with each BT500 Battery Analyzer varies from model to model. Listed below are the included parts for the BT521.
| Battery/Strap Resistance | |
| Range | 3 mΩ 30 mΩ 300 mΩ 3000 mΩ |
| Resolution | 0.001 mΩ 0.01 mΩ 0.1 mΩ 1 mΩ |
| Accuracy | 1% + 8 0.8% + 6 |
| V DC | |
| Range | 6 V 60 V 600 V |
| Resolution | 0.001 V 0.01 V 0.1 V |
| Accuracy | 0.09% + 5 |
| V AC (45 to 500 Hz with 800 Hz Filter) | |
| Range | 600 V |
| Resolution | 0.1 V |
| Accuracy | 2% + 10 |
| Frequency (Displayed with V AC and A AC) | |
| Range | 500 Hz |
| Resolution | 0.1 Hz |
| Accuracy | 0.5% + 8 |
| AC Voltage Ripple (20 KHz Maximum) | |
| Range | 600 mV 6000 mV |
| Resolution | 0.1 mV 1 mV |
| Accuracy | 3% + 20 3% + 10 |
| A DC/A AC (with i410) | |
| Range | 400 A |
| Resolution | 1 A |
| Accuracy | 3.5% + 2 |
| Temperature | |
| Range | 32 to 140°F (0 to 60°C) |
| Resolution | 1°C |
| Accuracy | 4°F (2°C) |
| General Specifications | |
| Modes | Meter: 999 records for each measurement position with time stamp Sequence: Up to 100 profiles and 100 profile templates (each profile stores up to 450 batteries) with time stamp |
| Temperature | Operating: 32 to 104°F (0 to 40°C) Storage: -4 to 122°F (-20 to 50°C) Battery charging: 32 to 104°F (0 to 40°C) |
| Operating Humidity | Non-condensing (50 °F [10°C]) ≤80% RH at 50 to 86°F (10 to 30°C) ≤75% RH at 86 to 104°F (30 to 40°C) |
| Altitude | Operating: Sea level to 6561.68' (2000 m) Storage: Sea level to 39,370.1' (12,000 m) |
| IP Rating | IP40 |
| Radio | FCC Class A |
| Vibration Requirements | MIL-PRF-28800F: Class 2 |
| Drop Test Requirements | 3.28' (1 m) |
| Temperature Coefficients | Add 0.1 x specified accuracy for each °C above 28°C or below 18°C |
| Safety Compliance | 600 V CAT III |
| EMC | IEC 61326 |
| Protection Class 2 | Pollution Degree II |
| Battery Compliance | UN38.3 UL2054 IEC62133 2G per IEC68-2-26, 25G, and 29 |
| Screen Dimensions | 3 x 2.2" (7.7 x 5.6 cm) |
| Interface | USB mini |
| Dimensions | 9 x 4 x 2" (22 x 10.3 x 5.8 cm) |
| Weight | 1.9 lbs (850 g) |
Click on a category to view a selection of compatible accessories with the Fluke BT521 Advanced Battery Analyzer.
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We also accept wire transfers/EFT, cheques and purchase orders on approved credit. Accepted payment methods vary by country.
