♣ Primary Specs ▶ 측정범위(Range) / 분해능(Resolution) / 정밀도(Accuracy) ▶ Dissolved Oxygen (ppm): 0 to 20.00 / 0.01 / ± 0.2% of span ▶ Dissolved Oxygen (% ): 0 to 199. / 90.1 / ± 0.2% of span ▶ Temp.: -6.0 to 46.0 / 0.1 / ± 0.1% ± 1 digit ♣ General ▶ 통신출력(Communication output): RS-232C ▶ 측정값 자동저장(Memory backup): Yes ▶ 온도 자동보정(Temp. compensation): Thermistor,10K Ohms at 25 Centigrade ▶ 화면표시(dissolved oxygen: temp): 15 mm high:8.7 mm high LCD ▶ 사용전원(batteries: adaptor): 0 to 50 Centigrade ▶ 건전지 사용(alkaline battery): Six AAA size batteries: 9 V ac adaptor ▶ 외형치수(Dimensions): W x L x H--83 mm X 222mm X 721mm ▶ 무게(Weight): 410 gm (batteries included)