“FOR AUXILARY BOILER
MAKER:AALBORG
TYPE:CPH-20
DWG NO:ED-529101-1A” Electronic Differential Pressure Transmitter; Maker: Yamatake Honeywell; Type: JTD-920-A1Q-00000-X-A2; W.Level output Signal +150mm-20mA DC, -150mm-4mA DC AALBORG.CPH 20.NA