The WLD200 is special for water level, oil level, water overflow, oil overflow monitoring in the oil tank or water tank or river and other applications. It is an industrial class, photoelectric isolation, high reliability, low-power consumption, high stability and high precision digital detector.

The WLD200 is used widely as a front-end detector of an alarm system for oil level, water level, river level monitoring.

The WLD200 with fire retardant shell, and many installation types for different applications, flange mounting makes it easy to install in fields.