露点分析仪
Dew Point Analyzer
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电容式露点分析仪,其工作原理是根据水分子的浓度对电容容值的变化,从而测量出气体中微量水分的含量。采用进口氧化铝或高分子薄膜传感器及先进的数字处理技术,实现对微量水分的连续快速在线分析。
规格·············································
测量范围(Measuring range) | +20 ~ -100℃ 0-1000PPmv (量程可选) |
分 辨 率(Resolution ratio) | 0.1℃;同时显示PPmv、mg/m3 |
测量精度(Accuracy of measurement) | ≤±2℃ |
重 复 性(Repeatability) | ±1.5℃ |
响应时间(Response time) | T90≤5min(由低湿到高湿) |
预热时间(Preheating time) | ≤5min |
样气流量(Flow of sample gas) | 2000±100mL/min |
进气压力(Intake pressure) | 0.10Mpa≤入口压力≤0.20Mpa |
工作电源(Working power supply) | 100~240VAC 50/60Hz 1A |
环境温度(Ambient temperature) | -5℃~+45℃ |
环境湿度(Ambient humidity) | ≤90%RH |
输出信号(Signal output) | 4~20mA或0~5VDC |
通讯模式(Cummunication mode) | RS232或RS485(通讯协议:Modbus RTU) |
内置精密抽气泵(可选) | Built-in precision pump (optional) |
应用领域··········································
Ø 空分、石油、化工
Ø 半导体制造、干燥工业、食品工业、医药工业、机械制造
Ø 电力及其它行业各种气体中微量水分含量的分析检测