Transducer NB 220 is for oil products, not class 1 liquids. The transducer has a potential-free relay contact for an external alarm or to close valves and stop pumps. For sensors in Zone 0, where there is constant or prolonged explosion hazard, other transducers should be used.
TRANSDUCER NB 220 H/HT
|FAF 2049||NB 220 H transducer (high-level)|
|FAF 2050||NB 220 HT transducer (low-level)|