AUF790 Series

Ultrasonic Open Channel Flowmeter Model AUF790 Series


PT. Totalitas Teknik Indonesia is the Indonesian Authorized Distributor of AUF790 Products Series from ALIA GROUP INC.

HOTLINE: +62 812-3340-4116

Ultrasonic Open Channel Flowmeter Model AUF790 Series

AUF790 Series is a fixed mounted, open channel ultrasonic flowmeter, with clamp-on transducer used for non-invasive measurement.
Our microprocessor based, user friendly, field programmable flow measurement technique allows no interruption of the process flow and has low installation costs.

  • 4 line LCD display with flowrate, totalizer & Level condition
  • V-notch, rectangular with and without end contractions, Cipolletti
  • Parshall, Palmer-Bowlus, Leopold-Lagco, trapezoidal, H
  • A sampler relay will signal your sampler to collect flow proportion
  • High accuracy of +/-0.25% of Full Scale
  • Non-contact flow measurement
  • Exclusive sensor for open channel flow
  • Response time less than 1 second
Measuring Principle Ultrasonic Sound
Measuring Range Level: 0-3 Meter
Flow Rate: 0-99999.999 m3/s
Accuracy +/-0.25% of Full Scale
Repeatability +/-0.1% of reading
Material Ultrasonic Tube: ABS

Sensor Head: Polyurethane (Standard) / ETFE / PTFE

Housing: ABS (Remote Version)
Low copper cast aluminum alloy with polyurethane (Compact Version)

Display 4 Line LCD with illumination

Flowrate: 8 Digits with decimal point
Totalizer: 9 Digits
Level: 4 Digits
Flow Engineering Unit: m3, Liter
Level: Meter / Feet
Time Unit: Second, Hour
Other: Signal condition

Formula V-notch, Parshall, Palmer-Bowlus, Rectangular, Cipolletti, Leopold-Lagco
Sensor Frequency 40 kHz / 1 kHz
Temp Compensation Built-in to compensate over temperature range
Low Level Cut-off 0.000-1.000 Meter
Dead Band 0.35 m Max.
Bean Angle 6o
Keypad 4 Key with tactile action
Response Time Less than 1 second
Ambient Temperature -20~60 oC
Mounting G2″ (Standard) / Flange end (Optional)
Max. Cable Length 50 m
Power Consumption Less than 3 W
Power Supply 90-260 VAC, 50/60 Hz (4 wires)

18-36 VDC (4 wires)

Data Storage Operation parameters and totalization date are stored by EEPROM for more than 10 years
Output 4-20 mA
Load: Rohm= (VDC-12) * 50 W
Alarm High / Low / High-High / Low-Low
Communication RS485 (MODBUS)
Dimensions Compact: 130 mm (W) * 230 mm (H) * 180 mm (D)
Remote: 183.5 mm (W) * 218 mm (H) * 125.5 mm (D)
Weight 3.5 kg (Compact), 2.2 kg (Remote)
Enclosure IP65 (ABS) / IP67 (Aluminum Alloy)
Explosion Proof, Ex d (ia) IIB T4
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