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SCX Tuning Fork Level Switch
SCX Tuning Fork Level Switch

SCX Tuning Fork Level Switch Working Principle
The SCX Tuning Fork Level Switch is a highly reliable point‑level detection device designed for liquids, powders, and granular materials. Using advanced tuning‑fork vibration technology, it provides accurate and stable level monitoring regardless of changes in temperature, pressure, density, or electrical properties of the medium. Its rugged construction, fast response, and maintenance‑free operation make it ideal for process control in chemical, food & beverage, water treatment, and general industrial applications.

SCX Tuning Fork Level Switch Application Scope

It is applicable to the max. and min. level detection of the tanks or tubes filled with various solid/liquid media. The product has a variety of applications, such as in the chemical fiber industry, rubber industry, tire industry, cement industry, steel industry, food industry, pharmaceutical industry, and animal feed factories in terms of the level detection for the bins of the raw material/process/finished products.

What is a Vibrating Tuning Fork Point Level Sensor?

It is applicable to the max. and min. level detection of the tanks or tubes filled with various solid/liquid media. The product has a variety of applications, such as in the chemical fiber industry, rubber industry, tire industry, cement industry, steel industry, food industry, pharmaceutical industry, and animal feed factories in terms of the level detection for the bins of the raw material/process/finished products.

The SCX Tuning Fork Level Switch is a high-precision vibrating tuning fork point level sensor designed for reliable level detection in solid and liquid applications. It uses advanced piezoelectric crystal technology combined with solid-state electronics to generate vibration at a fixed resonance frequency within the tuning fork probe.

 

When the tuning fork probe comes into contact with the target material, the vibration frequency is dampened due to the material’s density and resistance. This change is immediately detected by the internal electronics, which then adjust the feedback signal and trigger the output relay or signal, indicating material presence.

 

Once the material level drops and the probe becomes free again, the tuning fork resumes its original vibration frequency. The electronics automatically revert the output signal, confirming material absence. This reliable working principle ensures accurate point-level measurement, fast response time, and stable performance even in harsh industrial environments.

。SPDT Relay output, SSR MOSFET output. Wide voltage supply range 20~250 Vac/Vdc,50/60Hz
。No frequent calibration required, easy-to-use, SPDT Relay output, SSR MOSFET output. sturdy and durable design. High/low failure safe mode, safe and reliable.
。Sensitivity adjustment is available for different densities of media. Fine powder can be detected.
。Suitable for liquid, powder, and solid application.
。Dual insulation can reduce damage on the PCB board caused by great changes in temperature and humidity, as well as condensation effects (SC3 series). 



 

The SCX Tuning Fork Level Switch is widely used for maximum and minimum level detection in tanks, silos, hoppers, pipelines, and storage vessels containing various liquid and bulk solid materials.

 

Its robust design and high sensitivity make it suitable for demanding industrial processes, including:

 

  • Chemical fiber industry
  • Rubber and tire manufacturing
  • Cement production plants
  • Steel and metal processing industries
  • Food and beverage processing
  • Pharmaceutical manufacturing
  • Animal feed and grain storage facilities
The SC series is a vibrating tuning fork point level sensor that utilizes piezoelectric crystal and solidstate electronics technology to produce vibration in the tuning fork element at a specific frequency and receive electronic feedback. When the probe element is in contact with the target material, the vibration is dampened, the electronic feedback changes, and presence of the material is thereby sensed by the electronics which changes the state of the sensor output to indicate material presence. When the probe element is again free of the target material, the vibration again is produced and the output state reverts to indicate material absence.


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