AVF250H Series
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 types to suit various operating conditions.
Features
- Spring-type horizontal-mounted metal tube flowmeter
- 5 Digit Flowrate & 7 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
Specification
| 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 Option) |
| Accuracy | : | +/-2.5% (Standard) |
| : | +/-1.5% (Option) | |
| 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 |
| : | 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. |
| Limit Switches | : | 2-Wire NAMUR ( For Exia / Exd ) |
| : | 3-Wire transistor | |
| 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 | : | 12-32 VDC |
| : | Ni-MH Battery (3 years working hours) |
RELATED PRODUCTS
AMF100 Series
The AMF100 Series is an insertion-type electromagnetic flowmeter ideal for conductive liquids. It comes in sizes from 150-6000 mm.
AMF100 is widely used for tap water, waste water, food & beverage, pulp & paper and many other industrial fluid.
AMF100 Series electromagnetic flowmeter can be used in compact or remote type with AMC Series converter of electromagnetic flowmeter.
APF830 Series
The APF830 series is a positive displacement meter designed with a pair of tooth profile helical rotors, which displays totalizer with a mechanical pointer and provides 4-20 mA or pulse output. It has the advantages of no pulsation, low noise, high accuracy, high reliability, large measuring scope and strong environment adaptability.
APF830 series helical rotor flowmeter could be used in commercial measurement and engineering management control in petrochemical, metallurgical, electronics and other industries.
AUF761 Series
The AUF761 Series is a fixed-mounted, transit-time ultrasonic Flowmeter. It features factory-mounted transducers that allow it to be flow lab calibrated, reducing or eliminating the random or bias error that can be present in clamp-on style transducer mounting. The meter ensures an accurate, non-invasive measurement of clean homogeneous liquid process, and is widely used in process control and production measurement.