仪表类型 |
pH |
ORP |
电导率 |
TDS |
盐度 |
溶解氧 |
|
显示 |
点阵液晶显示 |
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量 程 |
(0.00~14.00) pH |
(-1999~1999) mV |
K=0.10(3量程自动切换) |
(0.000~20.00) μS/cm (0.000~200.0) μS/cm |
(0.00~2.00) g/L |
(0.00~0.86) ppt |
(0-20.00)mg/L,(0-20.0)% |
K=1.00(3量程自动切换) |
(0.000~200.0) μS/cm (0.000~2000)μS/cm |
(0.00~20.00) g/L |
(0.00~11.68)ppt |
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K=10.0(3量程自动切换) |
(0.000~2000) μS/cm (0.000~20.00) mS/cm |
(0.00~80.0) g/L |
(0.00~80.0) ppt |
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分 辨 率 |
0.01pH |
0.1 mV |
0.001μS/cm |
0.01mg/L |
0.01ppt |
0.01/0.1 mg/L |
|
示值误差 |
±0.02pH |
±0.1%FS |
±1%FS |
±0.3 mg/L |
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输入阻抗 |
≥1×1012Ω |
无 |
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响应时间(T90) |
90s |
≤30s(25℃) |
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温度传感器 |
PT1000 |
无 |
PT1000 |
NTC |
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测温范围 |
(0.0~99.9)℃ |
(0.0~99.9)℃ |
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温度补偿 |
(0.0~99.9)℃ |
(0.0~50.0)℃ |
(0.0~45.0)℃ |
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测温误差 |
±0.5℃ |
±0.5℃ |
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测温分辨率 |
0.1℃ |
0.1℃ |
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数据存储 |
500组(编号、日期、测量值、单位、温度值) |
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信号输出 |
USB |
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IP等级 |
IP67防尘防水 |
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供电电源 |
AA电池3节(1.5V×3)、DC5V(USB接口) |
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外形尺寸 |
170mm×88mm×33mm(高×宽×厚) |
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重 量 |
0.3kg |