JFE DEFI2-L Pocket-size PAR logger (0～5000 µmol m-2 s-1)

Parameter: Photon flux density

Principle: Photodiode

Range: 0～5000 µmol m-2 s-1

Resolution: 0.2 µmol m-2 s-1

Accuracy: ± 4.0% F.S. (0～2000 µmol m-2 s-1)

Depth rating: 500 ｍ depth equivalent

Communication: Infrared to Interface Unit

Output / transfer time: RS-232C, 115,200 bps /Approx. 22 minutes (fully recorded)

Memory medium: Internally installed flash memory 8 MB

No. of samples: Approx. 820,000 samples

Ａ/Ｄ converter: 16 bit

Measuring mode: Continuous

Measuring interval: 1 to 59 s, 1 to 60 min

Power Source: AAA alkaline battery

Consumption: Approx. 30 mA (while logging)

Material: Body:

Titanium (grade 2)

Window: Polycarbonate

Weight: in air 94 g, in water 61 g (including battery)

Dimensions: Φ20 mm×110 mm

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