High contrast black/gold or red/white flags are magnetically coupled to a metal float ball assembly moving in the separate stainless steel chamber. The flags are flipped and magnetically interlocked to show the tank level. An integral transmitter or one or two separate magnetic switches may be included to provide alarm or control functions.

PSM are Manufacturers of an extensive range of liquid level and ultrasonic level transmitters, density, pressure, DP and flow, monitoring, measurement and control equipment for all industries.