AVF250H Series

ALIAVA Metal Tube Variable Area Flowmeter
Model AVF250H Series

PT. Totalitas Teknik Indonesia

Diskripsi Produk

The AVF250H Series is a horizontally mounted metal tube variable area flowmeter. With its unique design, it can provide a mechanical pointer display without power supply, as well as intrinsically safe and explosion-proof to suit various operating conditions.

Fitur

Spring type horizontal mounted metal tube flowmeter
5 Digit flowrate & 8 digit totalizer
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
Intrinsically safe & explosion proof for hazardous area

Spesifikasi

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	:	+/-2.5% (Standard)
	:	+/-1.5% (Optional)
Repeatability	:	+/-0.8% FS
Material
Tube & Float	:	Stainless Steel 304
	:	Stainless Steel 316
Standard Pressure	:	40 kgf/cm² (15-50 mm)
	:	16 kgf/cm² (65-200 mm)
Temperature	:	0-100 °C (Standard)
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)
Data Storage	:	Operation parameters and totalizer
		figures are stored by EEPROM for more
		than 10 years

Local Display	:	Mechanical Indicator (Standard)
Digit Display	:	5 Digit Flowrate
	:	8 Digit Totalizer
Current Output	:	4-20 mA (2 wires)
Load	:	Max. 600 Ω
Pulse Output	:	Open collector (Scaled pulse)
Rating	:	3-30 VDC, 100 mA Max.
Alarm Output	:	2 Point (Open collector)
Rating	:	3-30 VDC, 100 mA Max.
Keypad	:	3 Internal keys for programming
		and display control
Ambient Temperature	:	0-60 °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	:	12-36 VDC
	:	Ni-MH Battery (3 years working hours)