Non-contact radar level transmitter

ISA 5.1-2009/2022 (primary element symbols) / PIP PIC001

Drawn as

An LT bubble on a vessel-top nozzle, with a cone (horn antenna) pointing down and wave arcs (unguided signal) towards the liquid.

Meaning

Free-space radar for tanks and sumps: storage tanks, open drains and caissons. No dedicated component; guided-wave-radar is the closest stand-in.

Variants