Specifications

LI-192

Absolute Calibration: ±5% in air traceable to NIST.

Sensitivity: Typically 4 μA per 1000 μmol s-1 m-2 in water.

Linearity: Maximum deviation of 1% up to 10,000 μmol s-1 m-2.

Stability: <±2% change over a 1 year period.

Response Time: 10 μS.

Temperature Dependence: ±0.15% per °C maximum.

Cosine Correction: Optimized for both underwater and atmospheric use.

Azimuth: <±1% error over 360° at 45° elevation.

Detector: High stability silicon photovoltaic detector (blue enhanced).

Sensor Housing: Corrosion resistant metal with acrylic diffuser for saltwater and freshwater applications. Waterproof to withstand approximately 5500 kPa (800 psi), 560 meters.

Dimensions: 3.18 Dia. x 4.62 cm H (1.25" x 1.81").

Weight: 227 g (0.50 lb.).

Mounting: Three 6-32 holes are tapped into the base for use with the 2009S Lowering Frame or other mounting devices.

Cable: Requires 2222UWB Underwater Cable.

Dimensions of the LI-192 Underwater Quantum Sensor.
Figure A‑1. Dimensional drawing of the LI-192 quantum sensor.

LI-193

Absolute Calibration: ± 5% in air traceable to NIST.

Sensitivity: Typically 7 μA per 1000 μmol s-1 m-2 in water.

Linearity: Maximum deviation of 1% up to 10,000 μmol s-1 m-2.

Stability: <±2% change over a 1 year period.

Response Time: 10 μS.

Temperature Dependence: ±0.15% per °C maximum.

Cosine Correction: Acrylic diffuser.

Angular Response: <±4% error up to ±90° from normal axis.

Azimuth: <±3% error over 360° at 90° from normal axis.

Detector: High stability silicon photovoltaic detector (blue enhanced).

Sensor Housing: Corrosion resistant metal for both saltwater and freshwater applications with an injection molded, impact resistant, acrylic diffuser. Units have been tested to 3,400 kPa (500 psi), 350 meters with no failures.

Dimensions

Globe: 6.1 cm Dia. (2.4").

Housing: 3.18 cm Dia. (1.25").

Overall Height: 10.7 cm (4.2").

Weight: 142 g (0.31 lb.).

Mounting: Three 6-32 mounting holes are tapped into the base for use with the 2009S Lowering Frame or other mounting devices.

Cable: Requires 2222UWB Underwater Cable.

Dimensions of the LI-193 Spherical Underwater Quantum Sensor.
Figure A‑2. Dimensional drawing of the LI-193 spherical quantum sensor.