Specifications HI97757 Ozone Ozone Range 0.00 to 2.00 mg/L (as O²) Resolution 0.01 mg/L Accuracy ±0.02 mg/L ±3% of reading at 25 °C Method DPD Colorimetric Method 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 128×64 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 142.5×102.5×50.5 mm (5.6×4.0×2.0") Weight (with batteries) 380 g (13.4 oz.) Case ingress protection rating IP67, floating case Ordering information Each HI97757 is delivered in a cardboard box and is supplied with sample cuvette (2 pcs.), sample cuvette cap (2 pcs.), plastic stopper (2 pcs.), 1.5V AA Alkaline battery (3 pcs.), battery safety insert, quick reference guide with instructions for manual download, and instrument quality certificate. CAL Check standards and testing reagents sold separately Each HI97757C is delivered in a rugged carrying case and is supplied with sample cuvette (2 pcs.), sample cuvette cap (2 pcs.), plastic stopper (2 pcs.), A ZERO - CAL Check™ Cuvette A, HI97757B - CAL Check Cuvette B for Ozone, cloth for wiping cuvettes, scissors, 1.5V AA Alkaline battery (3 pcs.), CAL Check standard certificate, battery safety insert, quick reference guide with instructions for manual download, and instrument quality certificate. Reagents sold separately Reagents and standards HI97757-11 CAL Check™ Standards for Ozone HI93757-01 Ozone Reagent - 100 tests HI93757-03 Ozone Reagent - 300 tests HI93703-52 Glycine Powder Reagent - 100 tests Accessories HI7101412 HI97 series blue carrying case with 2 cuvette slots HI731318 Cloth for wiping cuvettes (4 pcs.) HI731331 Glass cuvette (4 pcs.) HI731336N Cap for glass cuvette (4 pcs.) HI731360 Glass cuvette with cap (2 pcs.) HI93703-50 Cuvette cleaning solution (230 mL) Dedicated help The dedicated help key provides information relating to current meter operation, and can be used at any stage in the setup or measurement process. Positive locking system The Hanna positive-locking system ensures cuvettes are placed into the holder in the same position every time. Setup menu available at the touch of a button Setup options for meter personalization include date and time format, language, and enabling the tutorial mode. 10 Photometers 10.97 www.hannainst.com | portable
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