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MA-900 Series Micro Flowmeter

MA-900 is a metal tube variable area flowmeter designed for the measurement of small flow of liquids and gases. MA-900 covers tough applications with high pressure and temperature which are not suitable for glass tube purgemeters. In addition to local indication version, an alarm output option is available.

Very small flow rate can be covered

Min. 0 - 0.5 L/h [Water] can be measured.

Alarm output option available

In addition to local indication type, alarm output version is also available.

Compact design

Easy installation onto instrument panel

Safety for high temperature and pressure

All metallic material construction covers tough applications!
Model and function
MA-90X Local indication only
MA-95X Local indication + Alarm output
Measuring fluid Liquids, Gases (Not suitable for slurries and steam) 
Measuring range For liquids (Water)
Max. 60 to 600L/h
Min. 0.1 to 0.5L/h

For gases (Air, 0°C 1,0MPa)
Max. 2.2 to 22m³/h(nor)
Min. 3 to 15L/h(nor)
Fluid viscosity
Size 3/8: Max. 1.0 mPa•s
Size 1/2: Max. 2.0 mPa•s
Size 3/4, 1: Max. 5.0 mPa•s
Fluid presure Max. 2.94 MPa (Option: Max. 19.6 MPa for high pressure)
Fluid temperature Max. 100°C (Option: Max. 250°C)
Max. 85°C with alarm
In case of Glass tube insert type, allowable thermal shock is 80°C
Available material SUS 316 or SCS14 (Options Hastelloy, Titanium etc.)
Process connection Rc Thread 1/4, 3/8, 1/2, 3/4 and 1
10A, 15A, 20A, 25A JIS 10 K FF Flange
(OptionF NPT Thread , ANSI and DIN Flanges)
Idication accuracy 3%F.S. (5%F.S. for tapered glass tube insertion version)
Range ability 10 : 1 [10 : 2 for full scale of less than 3 L/h (water) or less than 100 L/h (nor) (air)]
Alarm point 1 point (Low or High), Open collector output
Setting accuracy: ±3.0%F.S.