JFE A7CT2/A7CT-USB Logger version conductivity and temperature sensor INFINITY-CT

For shallow water:

Parameter: Temperature

Principle: Thermistor

Range: -3 to 45 °C

Resolution: 0.001 °C

Accuracy: ±0.05 °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: ±0.05 mS cm^-1*(28 to 65 mS cm^-1)

For deep water:

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 name: A7CT2/A7CT-USB

Memory medium: 1 GB miniSD card

Battery: CR-V3 3.3 Ah Lithium battery (maximum 2 batteries)

Operating voltage: －

Communication: USB 2.0 (ver 1.1 compatible)

Data transfer: －

A/D converter: 16 bit digital conversion

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

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

Number of samples per burst: 1 to 18.000 samples

Power consumption: 90 mA

Dimensions: Ф 54 mm × 255 mm

Weight: Approx. 0.7 kg in air, 0.3 kg in water

Depth rating: 200 m (A7CT2-USB), 2.000 m (A7CT-USB)

Materials: Titanium (grade 2)