See page10.166 for Checker HC accessories HI735 Total Hardness Low Range Handheld Colorimeter • Easier to use and more accurate than chemical test kits • Dedicated to a single parameter • Small size, big convenience • Ideal for: · Drinking water · Process water · heating and cooling systems · swimming pools and spas HI735 Total Hardness Low Range handheld checker is designed to determine total hardness (as CaCO²) in drinking and process water, heating and cooling systems, swimming pools and spas. Also suitable to be used in agriculture, food and beverage industries. HI735 features a single-button operation system and is easy to use. The large LCD is easy to read and the auto shut-o feature assures the battery will not be drained. Specifications HI735 Range 0 to 350 ppm (mg/L) as CaCO² Resolution 1 ppm (mg/L) Accuracy ±6 ppm ±6% of reading @ 25 °C (77 °F) Light Source Light Emitting Diode @ 470 nm Light Detector silicon photocell Method Adaptation of the EPA recommended Method 130.1. The reaction between calcium, magnesium, and the reagents causes a red-violet tint in the sample. Environment 0 to 50 °C (32 to 122 °F); max. 95% RH non-condensing Battery Type 1.5V AAA Alkaline Auto-off After 10 minutes of non-use Dimensions 86.0 x 61.0 x 37.5 mm (3.4 x 2.4 x 1.5”) Weight 64 g (2.3 oz) Ordering Information HI735 Checker®HC is supplied with Total Hardness Low Range reagent starter kit (reagents for 12 tests), sample cuvette and cap (2 pcs.), 1 mL graduated syringe with tip (2 pcs.), plastic refilling pipette (1 pc.), 1.5V AAA alkaline battery (1 pc.), and instruction manual. Reagent Set HI735-25 Reagents for 25 Total Hardness Low Range tests Calibration Set HI735-11 Total Hardness Low Range certified standard kit Accessories HI740143 1 mL graduated syringe (6 pcs.) HI740144P Plastic pipette tip (10 pcs.) HI740157P Plastic refilling pipette (20 pcs.) www.hannainst.com | 10 10.151 Photometers Checker®HC
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