PUVNO3-900 Spectroscopic Nitrogen Online Analyzer
Category:
Optical Water Quality Online Analyzer
No₃ is absorbed by ultraviolet light at 210nm. When the probe is working, the water sample flows through the slit, and when the light emitted by the light source in the probe passes through the slit, part of the light is absorbed by the sample flowing in the slit, and the rest of the light passes through the sample and reaches the detector on the other side of the probe to calculate the nitrate concentration value.
产品描述
Measurement Principle
No3 is absorbed by ultraviolet light at 210nm. When the probe is working, the water sample flows through the slit, and when the light emitted by the light source in the probe passes through the slit, part of the light is absorbed by the sample flowing in the slit, and the rest of the light passes through the sample and reaches the detector on the other side of the probe to calculate the nitrate concentration value.
Key Features
- Probe direct immersion measurement without sampling and pre-treatment;
- No chemical reagents required, no secondary pollution;
- Short response time for continuous measurement;
- The sensor has an automatic cleaning function to reduce maintenance;
- Sensor power supply positive and negative reverse connection protection;
- Sensor RS485 A/B misconnection power protection;
- With time display, data storage and historical data viewing functions;
- Optional data wireless transmission module.
Application Scenarios
- In the fields of drinking water, surface water, industrial production process water, and sewage treatment, the nitrate concentration value dissolved in the water is continuously monitored, and it is especially suitable for monitoring sewage aeration tanks to control the denitrification process.
技术参数
| 测量范围 | 0.1-100.0mg/L(1mm光程);0.1-50.0mg/L(2mm光程) |
| 测量精度 | ±5% |
| 重复性 | ±2% |
| 分辨率 | 0.01mg/L |
| 压力范围 | ≤0.4Mpa |
| 传感器主要材质 | 机⾝:SUS316L(普通版),钛合金(海水版);线缆:PUR |
| 电源 | 交流供电:85-500VAC;直流供电:9-36VDC |
| 输出 | 3路4-20mA |
| 继电器 | 三路继电器,程序设定响应参数及响应值 |
| 通讯协议 | MODBUS RS485 |
| 存储温度 | -15-50℃ |
| 工作温度 | 0-45℃(不结冰) |
| 尺寸 | 传感器:69*381mm(直径*长度)(1mm);69*382mm(直径*长度)(2mm) 变送器:145*125*162mm(长*宽*高) |
| 重量 | 传感器:3.2KG;变送器:1.35KG |
| 防护等级 | 传感器:IP68/NEMA6P;变送器:IP66/NEMA4X |
| 电缆长度 | 标配10米电缆,可延长⾄100米 |
Related Cases
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400-691-3118
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Email: liuhailong@probest.cn
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