FLUKE-BT520 BATTERY ANALYZER

Fluke 500 Series Battery Tester, All Chemistries Compatibility, No Approvals - FLUKE-BT520

This battery tester is a handheld analyser designed for maintenance, troubleshooting and condition testing of stationary batteries and battery banks used in critical backup applications. It combines a guided user Interface with rugged construction and handheld portability to Record voltage, resistance, current and temperature data during on-site assessment.

Features & Benefits

• Resistance measurement down to 0.001mΩ for precise condition checks
  Automated sequence mode storing up to 450 batteries per profile for batch testing
  Wireless data transfer enabling remote display and mobile app downloads
  7.4V3000mAh battery delivering over eight hours continuous operation
  USB Interface for fast data export to analysis and report software
  CAT III600V safety rating for measurements around power supply equipment

**Applications**

• Suitable for preventive maintenance on stationary battery banks
  Ideal for commissioning and troubleshooting UPS backup systems
  Used for condition checks on lithium and lead‑acid cells in industry
  Can be used to capture ripple and frequency in DC power systems
  Suitable for field logging and trend analysis during plant surveys

How is temperature recorded during a measurement?

Temperature is captured at the negative battery post via an intelligent probe option that logs values automatically or when the integrated save button is pressed.

What measurement modes assist Rapid string testing?

Sequence mode supports automatic or manual string measurement with time‑stamped storage for voltage, resistance and temperature across profiles and templates.

How are results reviewed and reported after testing?

All readings are retained on the instrument for review and can be downloaded through USB or wirelessly to PC or mobile software for CSV or PDF report generation.

What accuracy can be expected for voltage and resistance readings?

Voltage accuracy is specified at 0.09% with defined ranges to 1000Vdc and resistance accuracy as low as 0.8% across multiple mΩ ranges.

What environmental limits affect operation?

The unit operates between 0°C and 40°C non‑condensing with defined humidity bands and an IP40 ingress rating suitable for many industrial environments.

Supplied with

Battery analyzer
4-wire test pin (set)
BTL10 Basic Test Lead (set) (RS 837-2094)
TL175 TwistGuard™ Test Leads with adapter
BTL20 Intelligent Test Probe Set, with extender (no temperature sensor) (RS 837-2097)
BP500 lithium-ion battery (RS 837-2104)
BC500 AC charger (RS 837-2101)
mini-USB cable
Shoulder strap
Belt strap
Magnetic hanging strap
FlukeView® Battery Management Software
Soft carrying case
Spare fuses (2)
Battery tags
Zero Ohm Calibration Resistor