Key facts
- Brand
- Fluke
- Model
- 43B
- Industry
- Electronics
- Documents
- 4
- Languages
- EN
- Last added
- 2026-10-05
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Fluke 43B Power Quality Analyzer User Manual
This manual introduces the Fluke 43B Power Quality Analyzer, covering unpacking, safety information, power‑up procedures, and detailed menu navigation. It explains how to configure instrument parameters, select probes, set date/time, and use FlukeView software.
Additional sections cover maintenance tasks such as cleaning, battery charging and replacement, ordering information, replaceable parts, and troubleshooting. Technical specifications and compliance information are provided for reference.
Fluke 43B specifications
| Minimum input voltage | 4 V peak‑peak |
|---|---|
| Input bandwidth | DC to 15 kHz |
| Voltage range (auto) | 5.000 V to 500.0 V |
| Current range (auto) | 50.00 A to 500.0 kA |
| Frequency range | 10 Hz to 15 kHz |
| Number of harmonics measured | DC..21, DC..33, DC..51 |
All Fluke 43B documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
How long do the batteries operate?
The batteries operate for less than four hours under normal use.
How many transients can the Fluke 43B capture?
It can automatically capture up to 40 transients.
How many memory screens are available for storage?
The device provides 20 memories for storage of screens and data.
How long can the Fluke 43B record data continuously?
Recording times are selectable from 4 minutes up to 16 days.
What accessories are included with the Fluke 43B?
The package includes voltage probes, a 500 A current clamp, FlukeView software, an optically isolated interface cable, a rechargeable NiCd battery pack, and a line‑voltage adapter/charger.
How do I replace the Ni‑MH battery pack?
The battery pack can be replaced as described in the maintenance section (see page 2‑28).