ULTRASONIC OPE CHANNEL FLOW METER METERAN SALURAN TERBUKA
The LZN790 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.
Description
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 : 0-120000 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 : 9 Digits with decimal point
Totalizer : 9 Digits
Level : 4 Digits
Flow Engineer 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 Cutoff : 0.000-1.000 Meter
Dead Band : 0.35 m Max.
Bean Angle :
6 °
Keypad : 4 Key with tactile action
Response Time : Less than 1 second
Ambient Temperature : -20~60 °C
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