The Fluke 27 II and 28 II are rugged IP 67 industrial multimeters that are waterproof and dustproof, designed to operate in harsh conditions. These multimeters have various features and accuracy to troubleshoot electrical problems.
The Fluke 27 II and 28 II are rugged IP67 industrial digital multimeters designed for harsh environments, offering extended temperature range, high humidity tolerance, and drop resistance. They provide up to 1000 V AC/DC voltage measurement, 10 A current capability, 10 000 µF capacitance range, and frequency measurement to 200 kHz, with additional functions such as built‑in thermometer (28 II) and true‑RMS readings.
The handbook lists detailed technical specifications, including resolution, accuracy, display counts, battery life (800 hours), size, weight, and optional accessories. It also includes ordering information and compliance data such as CAT IV 600 V / CAT III 1000 V safety ratings.
| DC voltage resolution | 0.1 mV to 1000 V |
|---|---|
| AC voltage resolution | 0.1 mV to 1000 V |
| DC voltage accuracy (27 II) | 0.1 % +1 |
| AC voltage accuracy (27 II) | 0.5 % +3 |
| DC current resolution | 0.1 µA to 10 A |
| AC current accuracy (27 II) | 1.5 % +2 |
| Display counts | 6000 (27 II), 19,999 (28 II) |
| IP rating | IP 67 |
| Battery life | 800 hours |
| Size with holster | 6.35 cm × 10.0 cm × 19.81 cm |
| Weight with holster | 698.5 g |
Both meters have an IP 67 waterproof and dustproof rating.
The built‑in three AA batteries provide up to 800 hours of operation.
They can measure up to 1000 V AC and DC.