Ultrasonic Level Transmitter consists of a sensor and a separate wall Mounted Programmable display unit. Sensor can be fitted on top of the tank and display can be mounted in safe area. Sensor can be provided with threadedFlanged connection as per customer’s requirement. Protected against excessive voltage and current. Intellectual Signal Treatment Technology. 4 – 20 mA current isolated output. Dual Relay output for having Alarms at High and Low Level.