الوصف

Technical parameters:

Measuring mode: 2 wavelengths optical density difference

Measuring area: 2 mm×3 mm

Sensor: Silicon semiconductor photodiode

Display mode: LCD, 4 decimal places, tendency chart

Measuring range: *9.9 to **9.9 SPAD units

Memory capacity: *0datum, automatically calculate and display average value

Power: 2 AA batteries (1.5V)

Battery life: More than *0,**0 times

Test interval: 2s

Accuracy: Within ±1.0 SPAD units (for SPAD value between 0 and *0 under normal temperature)

Repeatability: Within ±0.3 SPAD units (for SPAD value between 0 and *0)

Reproducibility: Within ±0.5 SPAD units (for SPAD value between 0 and *0)
Working environment: ***0°C

Other functions: alarm; calibration

Weight: 0.8KG

Size:*3**9**1CM