วิดิโอแนะนำHI755 เครื่องวัดความเป็นด่าง อัลคาลินิตี้ Alkalinity Meter สำหรับน้ำทะเล
รายละเอียด HI755
Easier to use and more accurate than chemical test kits
Dedicated to a single parameter
Small size, big convenience
Ideal for : Water Quality, Environmental, Education, Industrial
Specification HI755
Range 0 to 300 ppm
Resolution 1 ppm
Accuracy @ 25°C/77°F ±5 ppm (mg/L) ±5% of reading
Light Source LED @ 610 nm
Light Detector silicon photocell
Method colorimetric method
Environment 0 to 50°C (32 to 122°F); RH max 95% non-condensing
Battery Type (1) 1.5V AAA
Auto-off after ten minutes of non-use
Dimensions 81.5mm x 61mm x 37.5mm (3.2″ x 2.4″ x 1.5”)
Weight 64 g (2.25 oz.)
Ordering Information : HI755 Checker® is supplied with (2) sample cuvettes with caps, alkalinity reagent starter kit for 25 tests (1 bottle of alkalinity reagent), (1) battery, instructions and quick start guide.