ST8809A Standard Instruments

ST8809A provides accurate display light level in terms of Foot candles (FC) or LUX over wide range. Just turning the function switch to select the “lux” scale and setting the range to desired range, then moving the photo detector to the light source in a horizontal position and reading the illuminance nominal from the LCD display. When the measurement is completed, remove the photo detector from the light source.

Features:

• Over range indication

• Long life silicon photo diode inside

• Measurement rate: 1.5 times per second

• Wide range to 40,000FC/400,000 lux

• LCD display counts: 4000

• Auto ranging

• Analog bargraph/segments: 41 segments

• Peak hold

• Relative mode

• Max and Min hold

• Auto power off

• Low battery indication

• User selectable FC/Lux

• Output: USB

• Capacity for data logging 99

• Total accuracy: for C.I.E standard illuminate A (2856K)