AVF250 Series

AVF250 Series The AVF250 Series flowmeter is commonly used in location that required on-site analog flow indication. The meter accurately measures small volumes / wide ranges of liquids, gases and steam.

FEATURES

5 Digit flowrate & 8 Digit totalizer  Local indication without auxiliary power  4-20 mA & 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

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 L/hr 5 Digit Flowrate Gas -0.03~3000 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% FS Rating Material: 3-30 VDC, 100 mA Max.  Tube & Float Data Storage: Stainless Steel 304 Operation parameters and totalizer 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 kgf/cm2 (15-50 mm) Rating 16 kgf/cm2 (65-200 mm) 3-30 VDC, 100 mA Max. Temperature: Keypad: -25~200 oC (Standard) 3 Internal keys for programming -25~100 oC (LCD Display) and display control 0~80 oC (PTFE Liner) Ambient Temperature: -80~400 oC (Optional) -25~60 oC Flange Type: Protection Class: JIS 10K / JIS 20K / JIS 40K IP65 ANSI 150# / ANSI 300# / ANSI 600# Intrinsically Safe, Eex ia IIC T5 DIN PN10 / PN16 / PN25 / PN40 Explosion Proof, Ex d IIB T6 Fluid Viscosity: Housing Material: 300 cP Max. Aluminum Alloy Communication: Cable Entry: RS485 (MODBUS Protocol) Standard: M20  Option: 1/2"NPTF HART signal (Compatible) Pressure Loss: 0.07-0.7 kgf/cm2 Power Supply: 12-36 VDC (2 wire 4-20 mA) Ni-MH Battery (3 years working hours)