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Variable Area Flowmeter AVF250 Series

ALIA

Type

: AVF250 Series

Brand

: ALIA

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ALIA Variable Area Flowmeter AVF250 Series

SPESIFICATION
FEATURES

Size : 15,20,25,40,50,65,80,100,125,150,200 mm
Measuring Range : Liquid _1~200000 L/hr
: Gas _0.03~3000 m3/hr
Turndown Ratio : 10:1 (20:1 Optional)
Accuracy : +/-1.6% (Standard)
: +/-1.0% (Optional)
Repeatability : +/-0.5% FS
Material
Tube & Float : Stainless Steel 304
: Stainless Steel 316
: Stainless Steel 316L
: Stainless Steel + PTFE Liner
Standard Pressure : 40 kgf/cm2 (15-50 mm)
: 16 kgf/cm2 (65-200 mm)
Temperature : -25~200 °C (Standard)
: -25~100 °C (LCD Display)
: 0~80 °C (PTFE Liner)
: -80~400 °C (Optional)
Flange Type : JIS 10K / JIS 20K / JIS 40K
ANSI 150# / ANSI 300# / ANSI 600#
DIN PN10 / PN16 / PN25 / PN40
Fluid Viscosity : 300 cP Max.
Communication : RS485 (MODBUS Protocol)
: HART signal (Compatible)

Local Display : Mechanical Indicator (Standard)
Digit Display : 5 Digit Flowrate
: 7 Digit Totalizer
Current Output : 4-20 mA (2-Wire)
Load : Max. 600 Ω
Pulse Output : Open collector (Scaled pulse)
Rating : 3-30 VDC, 100 mA Max.
Data Storage : Operation parameters and totalizer

figures are stored by EEPROM for
more than 10 years
Limit Switches : 2-Wire NAMUR (For Exia / Exd)
3-Wire transistor
Keypad : 3 Internal keys for programming
and display control
Ambient Temperature : -25~60 °C
Protection Class : IP65
: Intrinsically Safe, Eex ia IIC T5
: Explosion Proof, Ex d IIC T6
Housing Material : Aluminum Alloy
Cable Entry : Standard: M20 Option: 1/2" NPTF
Pressure Loss : 0.07-0.7 kgf/cm2
Power Supply : 12-32 VDC
: Ni-MH Battery (3 years working hours)
Option : Temp. & Pressure compensation

5 Digit Flowrate & 7 Digit Totalizer
Integrated temperature and pressure compensation
Local indication without auxiliary power
4-20 mA and scale pulse output
Low pressure loss in gas and steam application
Damper for Gas / Steam application
Consistent overall length
Heating jacket design
Intrinsically safe & explosion proof for hazardous area

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