(Painted on 1980 721) Foxboro/ICI "X" type no.FM 294Y ring balance pressure difference meter with pneumatic transmitter, rangae 20cm Hg, air supply pressure 20lb/sq.in., maximum allowable pressure 410 atmospheres (this on external plate). Meter dial reads FM 294Y FR577 1/3 By Pass. 1000 M3/HR 0-16 range Foxboro/ICI "X" type no.FM 294Y ring balance pressure difference meter with pneumatic transmitter
