Totalizing unit mechanical type FGB Type


High accuracy Accuracy is within ±0.5%
Fluid is directly measured by gear or roots, enabling accurate measuring.
Compact design The flowmeter is compactly designed, yet the indicator is easy to read.
Excellent durability Simple structure enables long term durability with virtually no degradation of accuracy.


Size :15mm (1/2B)~25mm (1B) Suitable for small volume flow between 40~3000L/h
Employs gear-type rotors made of resin
Accuracy ±0.5%
Flow Range Refer to next page
Max. Working Pressure 1MPa
Hydraulic Test Pressure 2MPa
Size 1/2B
–Kerosene, diesel/light oil, A heavy oil : 80℃ Size 3/4B & 1B :
Max. Working Temperature –Kerosene, diesel/light oil, : 80℃
Flange Rating JIS10K FF
Body Size1/2 B : FC250 (Cast iron) Size 3/4B & 1B : FCD400 (Ductile iron)
Material Rotor Size1/2B : Phenol resin Size3/4B & 1B : PPS resin
04X : Totalizing counter (7 digits), Reset counter (5 digits)
Counter Unit 02X : Totalizing counter (7 digits)
Transmitter Reed switch (02S, 04S)
Electrical Transmitter Unit Output Pulse Max. 10Hz
Contact Life Time 10 million times
Cable Double core shield cable
Flow Direction Right → Left (Standard)
Painting Color Munsell 1.4PB 3.1/1.2