Fluke BT521 Advanced Battery Analyzer
The Fluke BT521 is a measuring instrument for working with stationary batteries and battery systems where there is a need to check both the battery's condition and the electrical conditions surrounding it. It is typically used for service, troubleshooting, and ongoing maintenance to determine if a battery or an entire battery string is performing as expected.
What makes the instrument particularly relevant is the combination of multiple measurements in a single unit. It can measure internal battery resistance, voltage, current, ripple voltage, frequency, and temperature, among other things. This means, in practice, that you can get a more complete picture of the battery's condition without having to switch between several different measuring instruments.
The BT521 is the advanced model in the Fluke 500 Series Battery Analyzer range. It measures DC voltage up to 1000 V and AC voltage up to 600 V and is safety-rated to CAT III 600 V. This makes it relevant when the measurement task also includes the electrical conditions around the battery system, not just the battery itself.
The instrument can communicate wirelessly with the Fluke Battery Analyzer app, and measurement data can be saved as log files and sequences. This is useful when measurements need to be reviewed later or when you want to document trends over time. The standard package includes an intelligent test probe set with temperature sensor, current clamp, battery, charger, USB cable, and FlukeView Battery Management Software.
The BT521 is well-suited for tasks that require battery testing, data logging, and documentation. If you primarily need simple voltage measurements, a smaller model may suffice, but when multiple measurement types and a better overview of battery operation are required, this is the right type of instrument.
You can read more here:
See datasheet from the manufacturer
Specifications
- Product: Fluke BT521 Battery Analyzer
- MPN: 4489996
- Measures internal battery resistance
- Measures battery, DC, and AC voltage
- Measures DC and AC current
- Measures ripple voltage, frequency, and temperature
- DC voltage up to 1000 V
- AC voltage up to 600 V
- Safety rating: CAT III 600 V
- Wireless communication to mobile app
- Can save measurement log files and sequence profiles
- Standard kit includes BTL21 intelligent test probe with temperature sensor
- Standard kit includes i410 AC/DC current clamp
- Standard kit includes BP500 lithium-ion battery and BC500 charger
- Standard kit includes mini-USB cable and FlukeView Battery Management Software
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