DHT Downhole Monitoring and Early Warning Station

The DHT Underground Monitoring and Early Warning Station is a convenient underground hydrological and water quality monitoring and early warning platform. It integrates an electrode-based ammonia nitrogen analyzer, an integrated static pressure level meter, and a UV-based organic matter analyzer as its core components. Utilizing modern sensing technology, IoT (Internet of Things) technology, cloud computing technology, and lithium-ion battery technology, it forms an intelligent online monitoring system. With advantages such as easy deployment, cost-effectiveness, cloud-based monitoring, intelligent early warning, and rapid response, it enables quick and convenient access to hydrological and water quality data.

Application Areas:
Sponge city, Municipal pipeline network and river discharge outlet.

Key words:

Categorized by application

Classification:

Downhole Data Terminal

产品描述
Product Features
Performance Index
Field Application

DHT井下监测预警站是一套便捷的井下水文、水质监测预警平台，以电极法氨氮分析仪、一体化静压液位计和UV法有机物分析仪为核心，运用现代化传感技术、物联网技术、云计算技术和锂离子电池技术构成的智能在线监测系统。具有布设便捷、成本经济、云端监测、智能预警、快速响应等优势，可快速方便地获得水文、水质数据。

应用场景：
海绵城市、市政管网、入河排污口
- Compact size, lightweight, easy installation, and simple maintenance.
- Equipped with a Bluetooth APP, allowing convenient operation and use from above the well.
- Supports sensor self-cleaning, dry contact output, and DC input, offering strong expandability.
- Low power consumption design, with a battery life of up to 1.5 years, ensuring long maintenance cycles and high safety.
- 2 RS485 digital input interfaces with MODBUS RTU protocol.
- 4G communication ensures stable operation underground.
- The accompanying IoT water quality monitoring platform enables remote sensor calibration, data analysis, and early warning/alarm functions, while providing a third-party interface for easy integration.
- The digital sensor supports both water quality and hydrological parameters, allowing a single system to meet underground monitoring needs.

Parameter	Technical Specifications
Dimensions	200200278mm
Weight	4.5kg(standard)
Storage temperature	-40℃~60℃
Ambient temperature	0～55℃; Relative humidity 0-100%, non-condensing
Relative humidity	5%~85% (non-condensing)
Ingress protection	POM housing, IP68
Power supply	Built-in disposable lithium battery, 7.2V 170AH (rechargeable battery can be customized)
Digital inputs	2-channel RS-485 interface, support Modbus-RTU protocol, automatic identification and compatibility with integrated pH, conductivity, suspended solids, ammonia nitrogen, UVCOD digital sensors and point flow meters
Multi-functional interface	Supports external power input and sensor cleaning
Digital output	2G/3G/4G interface (customized NB-IOT), MQTT or HJ212-2017 protocol , Bluetooth 4.0 interface, Modbus-RTU protocol

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Nongda South Road, Haidian District, Beijing

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Tengine Innovation (Beijing)
Monitoring Instruments Inc.

Email: contact@tengine.com.cn

WhatsApp: +86 133 3109 8301

Address: Floor 6, Building 8, Yard 1,

Nongda South Road, Haidian District, Beijing