Hanna Instruments HI97771 User Manual

6
SPECIFICATIONS
4. SPECIFICATIONS
Free Chlorine
(All Methods)
Range 0.00 to 5.00 mg/L (as Cl
2
)
Resolution 0.01 mg/L
Accuracy ±0.03 mg/L ±3% of reading at 25 °C
Method
Adaptation of US EPA Method 330.5,
DPD Colori metric Method
Total Chlorine
UHR
Range 0 to 500 mg/L (as Cl
2
)
Resolution 1 mg/L
Accuracy ±3 mg/L ±3% of reading at 25 °C
Method
Adaptation of Standard Methods for
Examination of Water and Wastewater,
20
th
Edition, 4500-Cl
Measurement
System
Light source Light Emitting Diode
Bandpass filter 525 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

Hanna Instruments HI97771 Specifications

General

Brand	Hanna Instruments
Model	HI97771
Category	Measuring Instruments
Language	English