Sparko India

A Radar Level Transmitter is a device that uses radar technology to measure the level of liquids, slurries, or solids in a container or vessel. It works by emitting high-frequency electromagnetic waves (microwaves) and measuring the time it takes for the reflected waves to return to the sensor. This "time-of-flight" measurement allows the transmitter to accurately determine the distance to the material's surface, and thus, the level. 

A PB201 pressure gauge can be either dry or liquid-filled. Dry pressure gauges are suitable for applications with minimal vibration, while liquid-filled gauges, often using glycerin, are designed for environments with high vibration and pulsation to provide more stable and accurate readings. 

An actuator is a device that converts energy into mechanical motion or force, enabling the control and movement of a system or mechanism. Essentially, it's the component that takes an input, like electricity or fluid pressure, and transforms it into action, like linear or rotary movement. Actuators are crucial in various applications, from simple devices like door locks to complex machinery in automation and robotics.