Sichuan Huikeda Instrument Manufacturing Co., Ltd
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    No. 41 Chengxi Road, Yantan Industrial Concentration Zone, Yantan District, Zigong City, Sichuan Province
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Tuning fork switch
Tuning fork switch
Product details
Working principle
  Tuning fork level switchIt is designed based on the principle of damping motion and piezoelectric effect of the medium on the vibration of the tuning fork. The sensor part for detecting the liquid level of the material is composed of a tuning fork, which has a fixed vibration frequency and amplitude. When the tuning fork is subjected to the damping motion of the medium, it stops vibrating, and a control circuit drives the relay to send a switch signal. This product can adapt to harsh working conditions on site, work reliably, and is the most widely used product in material (liquid) level switch instruments.
Product Features
1. Equipped with automatic learning function, it can learn different media densities through buttons without calibration
2. All metal structure, sturdy and durable:
3. The fork body has a large vibration amplitude, which can reach more than 10mm, and can shake off the low viscosity local hanging material on the induction rod to prevent misoperation;
4. The ultra bright red LED light provides more convenient and immediate warning for on-site personnel's level monitoring;
5. Wide AC/DC power input not only effectively reduces inventory, but also has a wider range of applications;
6. Suitable for level monitoring of liquid, granular, and thick substances.
Technical parameters
Splicing port specification: G1-1/2
Inlet specification: M20 × P1.5
Measurement medium: liquid/powder/solid
Application scope: Through the learning function, any powder can be used. Particles and liquids
Supply voltage: 20-60VDC 20-250VAC/60Hz
Switching time: 3s
Environmental temperature: -40~70 ℃
Storage temperature: -40~85 ℃
Medium temperature: -40~150 ℃
Operating pressure: -1~40 bar
Connection method: G1-1/2 ", insert, flange
Shell material: Aluminum alloy
Fork body material: stainless steel 304/stainless steel 316 relay output, load AC250V/4A, DC60V/4A
Output mode: collector open circuit (NPN) output, load 400mA collector open circuit (PNP) output, load 400mA
Power consumption: DC power supply 3W Max. 5WMax during AC power supply
Standard shaft specification length: 240300MAX 400V700MAX 2000V125.5
Product application
  Tuning fork level switchSuitable for use in manufacturing and processing industries such as chemical plastics, pharmaceuticals, feed, environmental protection, water treatment, cement and chemical fertilizers, food powders, etc.

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