HOBO PAR Smart Sensor

Features anodized aluminum housing with acrylic diffuse and o-ring seal. A Light Sensor Bracket (sold separately) is recommended for use with the PAR Smart Sensor. Specifications: Parameters: average over logging interval, user-defined sampling interval from 1 second. Measurement range: 0 to 2,500 umol/m2/sec, wavelengths 400 to 700 nm. Accuracy: ±5 umol/m2/sec or ±5%, whichever is greater in sunlight. Additional temperature induced error ±0.75 umol/m2/sec/degree C from 25°C. Cosine corrected 0 to 80 degrees; Azimuth error < 2% error at 45 degrees, 360 degree rotation. Resolution: 2.5 umol/m2/sec. Drift: <±2% per year. Cable length: 3m. Dimensions: 1-5/8”H x 1-1/4” dia.