319554 环保等系统和行业的各种介质的液位测量

Description

319554 环保等系统和行业的各种介质的液位测量

液位传感器（也称为静压液位计、液位变送器、水位传感器）319554是一种测量液位的压力传感器。它基于所测液体静压与该液体的高度成比例的原理，利用隔离型扩散硅敏感元件或陶瓷电容压力敏感传感器，将静压转换为电信号。再经过温度补偿和线性修正，转化成标准电信号（一般为4～20mA/1～5VDC）。

液位传感器广泛应用于石油化工、冶金、电力、制药、供排水、环保等系统和行业的各种介质的液位测量。

液位传感器分为接触式和非接触式两类。319554接触式包括单法兰静压/双法兰差压液位变送器、浮球式液位变送器、磁性液位变送器、投入式液位变送器、电动内浮球液位变送器、电动浮筒液位变送器、电容式液位变送器、磁致伸缩液位变送器、伺服液位变送器等。非接触式则分为超声波液位变送器和雷达液位变送器等。

液位传感器的特点包括安装方便、结构简单、经济耐用，并具有反向保护、限流保护电路。当安装时正负极接反时，它不会损坏变送器，而在异常情况下，送器会自动限流在35MA以内。此外，它还具有高可靠性、使用寿命长、固态结构、无可动部件等优点。

请注意，不同类型的液位传感器有不同的工作原理和应用场景，因此在实际应用中需要根据具体需求选择合适的传感器类型和相应的测量方法。同时，319554液位传感器的设计、安装和运行也需要遵循相关的标准和规范，确保其正确、可靠地工作。

319554 环保等系统和行业的各种介质的液位测量

Level sensor (also known as static pressure level gauge, level transmitter, water level sensor) 319554 is a pressure sensor that measures liquid level. Based on the principle that the measured hydrostatic pressure is proportional to the height of the liquid, the static pressure is converted into an electrical signal using an isolated diffused silicon sensor or a ceramic capacitive pressure sensor. After temperature compensation and linear correction, it is converted into a standard electrical signal (generally 4 ~ 20mA/1 ~ 5VDC).

Liquid level sensor is widely used in petrochemical, metallurgy, electric power, pharmaceutical, water supply and drainage, environmental protection and other systems and industries of various media liquid level measurement.

Liquid level sensors are classified into contact and non-contact types. 319554 Contact type includes single flange static pressure/double flange differential pressure level transmitter, float ball level transmitter, magnetic level transmitter, input level transmitter, electric internal float ball level transmitter, electric float level transmitter, capacitive level transmitter, magnetostrictive level transmitter, servo level transmitter, etc. The non-contact type is divided into ultrasonic level transmitter and radar level transmitter.

The characteristics of the liquid level sensor include easy installation, simple structure, economic and durable, and has reverse protection, current limiting protection circuit. When the positive and negative electrodes are reversed during installation, it will not damage the transmitter, and in abnormal circumstances, the transmitter will automatically limit the current to 35MA. In addition, it also has high reliability, long service life, solid structure, no moving parts and other advantages.

Note that different types of liquid level sensors have different working principles and application scenarios, so it is necessary to select the appropriate sensor type and corresponding measurement method according to specific requirements in practical applications. At the same time, the design, installation and operation of the 319554 level sensor also needs to follow the relevant standards and specifications to ensure that it works correctly and reliably.