6
SPECIFICA
TIONS
4. SPECIFICATIONS
Nitrite
Range
0 to 150 mg/L (as NO
2
-)
Resolution
1 mg/L
Accuracy
±4 mg/L ±4% of reading at 25 °C
Method
Adaptation of the Ferrous Sulfate Method
Measurement
System
Light source
Light Emitting Diode
Bandpass filter
575 nm
Bandpass filter
bandwidth
8 nm
Bandpass filter
wavelength accuracy ±1.0 nm
Light detector
Silicon photocell
Cuvette type
Round 24.6 mm diameter (22 mm inside)
Additional
Specifications
Auto logging
50 readings
Display
128 x 64 pixel B/W LCD with backlight
Auto-off
After 15 minutes of inactivity
(30 minutes before a READ measurement)
Battery type
1.5 V AA Alkaline (3 pcs.)
Battery life
> 800 measurements (without backlight)
Environment
0 to 50 °C (32 to 122 °F);
0 to 100% RH, non-serviceable
Dimensions
142.5 x 102.5 x 50.5 mm (5.6 x 4.0 x 2.0")
Weight
(with batteries)
380 g (13.4 oz.)
Case ingress
protection rating
IP67, floating case