Detail Underwater Quantum Sensor, Model : LI-192, Brand : LI-COR
Underwater or atmospheric Photosynthetic Photon Flux Density ( PPFD) can be accurately measured using the LI-192 Underwater Quantum Sensor. The LI-192 is cosine corrected and features corrosion resistant, rugged construction for use in freshwater or saltwater and pressures up to 800 psi ( 5500 kPa, 560 meters depth) .
Specifications
Absolute Calibration: ± 5% in air traceable to NIST.
Sensitivity: Typically 4 µ A per 1000 µ mol s-1 m-2 in water.
Linearity: Maximum deviation of 1% up to 10, 000 µ mol s-1 m-2.
Stability: < ± 2% change over a 1 year period.
Response Time: 10 µ s.
Temperature Dependence: ± 0.15% per ° C maximum.
Cosine Correction: Optimized for 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 both saltwater and freshwater applications. Waterproof to withstand 800 psi ( 5500 kPa, 560 meters) .
Size: 3.18 cm Dia. x 4.62 cm H ( 1.25” x 1.81” ) .
Weight: 227 g ( 8 oz.) .
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.
