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Radar level gauge for sewage

Date:2026-03-10 source:Shanghai JSN Micro Flow Meter CO.,LTD


CX-RLM-80G-06 Radar Level Gauge: A "Sharp Eye" in Ultra-Deep Conditions, Leaving No Place for Sewage and Sludge Levels to Hide


In municipal sewage treatment, sludge disposal, and environmental engineering projects, level monitoring in ultra-deep containers

 (15-30 meters) often faces three major challenges: complex media (residual sewage, high-solids-content sludge, easy wall deposition), 

harsh environment (high humidity, corrosion, extreme temperatures), and limited installation (small-diameter openings, high sealing 

requirements). Traditional level gauges are prone to failure due to signal attenuation, interference, or maintenance difficulties. However, 

the CX-RLM-80G-06 radar level gauge, with its three core advantages—high-frequency radar technology, DN50 NPT threaded custom

 connection, and dual-channel redundant output—becomes a "level monitoring expert" in ultra-deep conditions.


I. 80GHz High-Frequency Radar: Penetrating the "Fog," Directly Detecting the True Level Solid particles and residual moisture in municipal

 sewage mix, easily forming a "medium fog" with uneven dielectric constants, causing ordinary radar wave signals to scatter or attenuate. 

The CX-RLM-80G-06 is equipped with an 80GHz high-frequency radar wave. Its shorter wavelength and more concentrated energy allow

 it to easily penetrate high-solids-content mud and foam layers, accurately capturing surface reflection signals of the liquid level. Even 

in complex conditions such as stratification and wall adhesion, it maintains a measurement accuracy of ±2mm, completely eliminating "data 

jumps" and "false alarms."


II. DN50 NPT Threaded Connection: Small Interface, Big Impact. Ultra-deep containers often have only small-diameter openings 

(such as DN50) due to space limitations or existing designs. Traditional flange connections require additional adapters, increasing leakage

 risk and installation costs. The CX-RLM-80G-06 provides a standard DN50 NPT threaded interface, directly adapting to existing pipes or

 flanges without modifying the container structure, improving installation efficiency by 60%. The threaded sealing design, combined with 

316L stainless steel, is corrosion-resistant and high-pressure resistant, ensuring zero leakage of wastewater and protecting the safety of

 the on-site environment.


III. Dual Output: Redundant Design for "Double Insurance" in Process Control


In critical stages of wastewater treatment, the reliability of liquid level data directly determines the stability of system operation. The

 CX-RLM-80G-06 supports dual independent outputs of 4~20mA + RS485/HART, allowing simultaneous connection to PLC, DCS, and 

host computer systems for synchronous data transmission and backup. When one signal is abnormal, the other automatically takes over,

 preventing process interruptions due to equipment failure. Combined with HART protocol remote debugging, maintenance personnel 

can perform parameter calibration and fault diagnosis without on-site presence, reducing downtime and maintenance costs.


IV. Robust Configuration for Extreme Challenges


Intelligent Anti-interference: IP68 protection rating, unaffected by high humidity and corrosive gases; built-in dynamic filtering algorithm

 effectively suppresses interference signals from stirring and feeding within the container.


Self-Cleaning Antenna: Utilizes a PTFE anti-adhesion coating to reduce sludge deposition and extend equipment lifespan.


Wide Temperature Adaptability: Operating range of -40℃ to +85℃, meeting the harsh environments of northern winters and southern heat.


Rapid Response: Updates at a frequency of <0.2 seconds, tracking real-time changes in liquid level to avoid overflow or evacuation risks.


V. Typical Application Scenarios

Municipal Wastewater Treatment Plants: Ultra-deep liquid level monitoring in primary sedimentation tanks, secondary sedimentation tanks,

 and sludge thickening tanks;

Industrial Sludge Treatment: Liquid level control in sludge storage tanks, digesters, and centrifuge feed;

Environmental Engineering: River dredging, tailings ponds, and landfill leachate equalization tank liquid level management.


For specific selection and pricing information, please contact CIXIFM Winny:

Email: [email protected]

WhatsApp: 008618049841995




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