Alia Variable Area Flowmeters

Alia Tube Flow MeterVariable Area Flowmeter

AVF250 Series

ALIAVA AVF250 Series is a flowmeter commonly used in Auto-industry process control. It’s with small volume, wide range, and easy operation. It could also measure liquid, gas and steam flowrate, especially fit for small flowrate application.

Alia Variable area flow meter
Alia Variable area flow meter

Features

  • 4 digit flowrate & 8 digit totalizer.
  • Local indication without auxiliary power.
  • 4-20 mA & Scale pulse output.
  • Low-pressure loss on gas and steam application.
  • Damper for Gas/Steam application.
  • Consistent overall length.
  • Heating jacket design.
  • Intrinsically safe & explosion proof for hazardous area  .

SPECIFICATION

Size : Local Display :
15,20,25,40,50,65,80,100,125,150,200 mm Mechanical Indicator (standard)
Measuring Range : Digit Display
Liquid –  1 ~  200000 Liter/Hr 4 Digit Flowrate
Gas   –   0.03 ~ 4000 M3/Hr 8 Digit Totalizer
Turndown Ratio : Current output :
10:1 (20:1 Optional) 4-20 mA(2 Wire)
Accuracy: Load
+/-1.6%(Standard) Max. 600
+/-1.0%(Optional) Pulse output:
Repeatability: Open collector (Scale pulse)
+/-0.5% value of reading Rating
Material: 3 to 30Vdc, 100 mA Max. 
Tube & Float Data Storage:
Stainless Steel 304 Operation parameters and totalization 
Stainless Steel 316 figures are stored by EEPROM for more
Stainless Steel 316L than 10 years
Stainless Steel + PTFE Liner Alarm output:
Standard Pressure: 2 point (open collector)
40 Kg/cm2 (15mm ~ 50mm) Rating
16 Kg/cm2 (65mm ~ 200mm) 3 to 30Vdc, 100 mA Max.
Temperature: Keyboard:
-80 ~ +200oC (Standard)
3 keys from internal for programming
-25 ~ +100oC (LCD Display)
and display control.
0 ~ +85 oC (PTFE Liner)
Ambient temperature:
-80 ~ +400oC (Optional)
-25 to +60o
Flange Type: Protection class:
JIS 10K / JIS 20K / JIS 40K IP 65
ANSI 150# / ANSI 300# / ANSI 600# Intrinsically Safe, Eex ia IIC T5
DIN PN 10 / PN 16 / PN25 / PN 40 Explosion Proof, Ex d IIB T6
Fluid Viscosity: Housing Material:
300 CP Max. Aluminum Alloy
Communication: Cable entry:
RS485(MODBUS Protocol) M20 * 1.5
HART Signal Pressure Drop:
0.07 ~ 0.7 Kg/cm2
Power supply:
11 ~ 36VDC( 2 wire 4-20 mA)
Ni-MH Battery(3 years working hours)