Dwyer DTFA series flow meter flowmeter

Xi'an Ao Xin Automation Instrument Co., Ltd.  

(formerly named   Xi'an Ao Xin Automation Instrument Pneumatic Co.,ltd.) is a leading Chinese company specializing in the Dwyer flowmeter    Pressure Measurement  and some other kinds of products . We are a key member China of Pneumatic Association, and is awarded AAA Credit Grade by Bank of China.
High quality of the raw materials, the precision of the parts, the hard tests during and at the end of production are a warranty of reliability and features. Our real strength is to develop customised products to solve any requirement of utilisation. The production runs conforming to the rigorous ISO 9001/2000 requirements .The product range consists of  pressure switch pressure gauge differential pressure switch  transmitter sensor flowmrter  etc   ,which are found in a variety of industrial applications such as machinery, metallurgy, food, textile and waste treatment.

 

 

 

Special features

 

1 Rugged all-metal design

2 Easy stocking of parts thanks to modular concept

3Complete interchangeability of all components and assemblies

4Linear display

5 Adjustable to any fluid through replaceable cam plate

6 Shot-stroke design/parts do not project beyond the flanges,no matter what position the float is in

7Electrical or pneumatic remote data transmission system

8Limit switches can be installed

 

Metering range(100% values) : water (20°C) 6~15000 l/h

Air (0.1013MPa 20°C) 0.05~4000 m3/h

Rangeability : 10:1

Accuracy class : 1.5 (Special version 1.0)

 

Operating data

Max pressure : DN15~DN50 PN4.0MPa (Special versio 25MPa)

DN80~DN100 PN1.6MPa (Special versio 16MPa)

Temperature of fluid : -80°C~+220°C

Ambient temperature : Max 120°C(Max.60°C if signal output is electrical)

Current output: 4-20mA (Optional)

Viscosity of fluid : DN15: ≤5mPa.s(H15.1~H15.3)

≤30mPa.s(H15.4~H15.9)

DN25: ≤250mPa.s

DN50~DN150:≤300mPa.s

 

Connection Standard : Flange to DIN2501 or ANSI ,Special Other standards on request

Electaic : M20×1.5,PG11,1/2”NPT

Owerall height : 250mm

Protection category to DIN 40050 : IP65

Explosion Proof : ExiaIICT3~6