量程:O2 :0.00 to 45.00 ppm ;% 饱和溶解氧:0.0 to 300.0% ;温度:0.0 to 50.0℃,精度:溶解氧:±1.5% F.S.;温度: ±0.5°C
量程:溶解氧:0.00 to 45.00 mg/L;0.0 to 300.0 %; 温度:0.0 to 50.0°C, 精度:溶解氧:±1.5% F.S.;温度: ±0.5°C
pH-4.0 to 20.0 pH、-4.00 to 20.00 pH mV ±699.9 mV ±2000 mV
pH-4.0 to 20.0 pH、-4.00 to 20.00 pH mV±699.9 mV ±2000 mV