MD-S981 Wireless Manhole Water Level Monitor for Smart Sewer and Drainage Network Monitoring

Short Description:

  • Ultrasonic liquid levelgauge/submersible liquid level gauge dual sensor design
  • IP68 waterproof rating certification
  • 4G/LoRa/NB-iot multiple wireless transmission methods are optional
  • Anti-low temperature design,-25C still work normally
  • Low power consumption design,powered by lithium battery, 3-year battery life


Product Detail

Product Tags

FEATURE

MD-S981 series wireless manhole water level monitor is an intelligent terminal with wireless transmission function developed for the application scenario of urban manhole water level monitoring.
This series uses the ultrasonic level gauge and the submerged level gauge dual sensor terminal to monitor the water level of the manhole,which not only ensures the accuracy of the water level, but also increases the reliability of the equipment.
This series of products are powered by lithium batteries,with ultra-low power consumption design,with a battery life of up to 3 years,and an IP68 portable lithium battery box for easy battery replacement.The patented shell is designed to withstand 200kg strong external impact,and has passed the IP68 waterproof level certification and low temperature resistance test.Unique anti-freeze design,can guarantee outdoor
The harsh outdoor environment below -25C still works normally.
This series of built-in wireless transmission modules has a variety of wireless transmission methods,including 4G/LoRa/NB-iot multiple transmission methods are optional.
This series of products are powerful,with high water level alarm,water level fluctuation alarm,low battery alarm and other functions,support on-site Bluetooth debugging,remote platform configuration parameters.
This series of products is specially developed for the application scenarios of urban rainwater pipe network and sewage pipe network.It can provide important help for obtaining the water level data in the manhole for big data analysis, understanding the water level and possible overflow in real time, and analyzing the carrying capacity of the pipe network.

PRODUCT FUNCTION

  • High water level alarm/fluctuation alarm/low battery alarm
  • Support on-site Bluetooth debugging function
  • Support platform remote configuration
  • Button field configuration function
  • Portable Battery Box Design

APPLICATION

  • Urban rainwater pipe network
  • Urban sewage pipe network
  • River channel

TECHNICAL PARAMETERS

  MD-S981-4G MD-S981-LR MD-S981-NB
Transfer method 4G LoRa NB-iot
Manhole water level 0-5 meters (other ranges can be customized)
Overflow water level Default 0.5m (can be set)
Accuracy class ±0.05m
Alarm mode High water level alarm / super high water level alarm / overflow alarm / low battery alarm
Debugging method Key configuration/Bluetooth configuration/remote configuration
Supply voltage 3.6V lithium battery pack
Electrical protection Anti-reverse polarity protection
Long-term stability ±0.25%FS/year (typ.)
Operating temperature -25~70℃
Sampling rate Liquid level probe: 10s/time Ultrasonic: 20min/time
Upload rate 10 minutes - 1440 minutes can be set
Cable material PU
Shell material PA66
Installation method Bracket wall-mounted
Protection class IP68
Remarks The battery life can be selected according to the design life needs, with different capacities of batteries.

 

INSTALLATION DIAGRAM

S981 按照图片

GUIDE SELECTION

S981 GUIDE

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