DC24V/AC220V RF admittance liquid level sensor

The measure powder capacitance level switch can control the level and liquid level of bulk, granular, powder, and liquid material silos, or provide upper and lower limit alarms. It is suitable for harsh environments with high temperature, high pressure, strong corrosion, dust, and ultrafine particles; It is widely used in industries such as metallurgy, petroleum, chemical industry, light industry, coal, cement, grain, etc.

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Description

Technical Parameter

Product Introduction:

Powder processing industries require precise and dependable measurement instruments to ensure efficient and safe production processes. Capacitance type level switch are a popular choice for monitoring and controlling the levels of powdered substances in tanks and silos.
Capacitance type level switch function by detecting the level of the powder in the container by measuring the changes in the capacitance of the device. The sensor consists of an electrode that is mounted on the external wall of the container and an electrode connected to the electronic circuit inside the switch. The electrical circuitry in the switch creates a high-frequency electric field that extends from the electrode mounted on the exterior wall of the container into the powder. As the level of powder rises, the capacitance between the two electrodes changes, which is detected by the electronic circuit as a level signal.
A well-calibrated capacitive level switch is a critical component in any powder processing plant. The accuracy of the level switch influences production efficiency by minimizing powder wastage. It also ensures the safety of the plant environment by avoiding overfills, which can have serious consequences, including equipment damage, process disruption, and even explosions.
To measure the capacitance of the switch, the following steps are typically taken:
1. Setting the reference capacitance
The reference capacitance is the initial capacitance reading of the switch without any powder. It is set by calibrating the instrument using a known capacitor that can generate a stable capacitance value to serve as a reference point.
2. Measuring the powder level
Once the reference capacitance is calibrated, the device can now accurately measure the powder level. The capacitance changes corresponding to the powder level are recorded by the device.
3. Adjusting the switch settings
The sensitivity of the capacitance type level switch can be adjusted based on the level measured. This adjustment ensures that an alarm or shut-off is triggered at the right level, preventing overfills.
In conclusion, capacitance-type level switches are an essential component for all industries that handle powdered materials. Proper calibration and maintenance of these switches ensure the safety and efficiency of powder processing plants. The accurate measurement of level ensures that there are no significant errors while manufacturing, providing the maximum yield that reduces the wastage ultimately. Therefore, the use of capacitive level switches is crucial for improving operations and ensuring safety in the plant environment.

Product Features

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Product Application

The capacitance type level switch is widely used for measuring and controlling the level of liquid, powder, and solid materials in industries such as petroleum, chemical, power, metallurgy, machinery, food, pharmaceutical, and feed.

certificate

12 month warranty period; Lifetime maintenance free