JFE ACTW-USB Logger version conductivity and temperature sensor with wiper INFINITY-CTW

Parameter: Temperature

Principle: Thermistor

Range: -3 to 45 °C

Resolution: 0.001 °C

Accuracy: ±0.01 °C (0 to 35 °C)

Parameter: Conductivity

Principle: 7-electrode

Range: 0.5 to 70 mS cm^-1

Resolution: 0.001 mS cm^-1

Accuracy: ±0.01 mS cm-1* (28 to 65 mS cm^-1)

Data logger

Model: ACTW-USB

Memory medium: 1 GB miniSD card

Battery: CR-V3 3.3 Ah Lithium battery (maximum 4 batteries)

Operating voltage: -

Communication: USB 2.0 (ver 1.1 compatible)

A/D converter: 16 bit digital conversion

Sampling interval: 0.1 to 1.0 s (0.1 s increment), 1 to 600 s (1s increment)

Burst sampling interval: 1 to 1.440 min (1 min increment)

Number of samples per burst: 1 to 18.000 samples

Power consumption: 110 mA

Dimensions: Ф70 × 342 mm (including sensor guard)

Weight: Approx. 1.5 kg in air, 0.6 kg in water

Depth rating: 500m depth equivalent

Materials: Titanium (grade 2)