East West Infiniti Pvt Ltd.

...where electronic technology speaks

Make open channel flow measurement and meter total flows


  • Easy-to-use interface with user selectable flow tables
  • Accepts any 4-20mA water level sensor's input
  • 4-20mA output signal for recorders or displays
  • Relay outputs for alarms, sampling, or datalogging
  • Water resistant enclosure


Display/Keypad: 16 character x 2 line LCD backlit, 8-button tactile keypad


Flow: 7 digit maximum

Totalizer: 9 digit maximum

Level: 5 digit maximum

Display Resolution: 3 decimal places maximum, Auto-adjusting

Accuracy: Sensor accuracy + equation/table error + 0.1% + 1 digit


Level: Feet, inches, meters, centimeters

Volume: Cubic feet, gallons, million gallons, cubic meters, liters

Time: Seconds, minutes, hours, days

Flow: 20 Combinations of volume and time units above

Level Sensor Input: 4-20mA 2-Wire or 3-wire, 0-5VDC, 0-1VDC

Output: One 4-20mA scalable, 4 independent SPDT relays (8A @ 250VAC, 5A @ 30VDC resistive)

Power: 12VDC or 18-24VDC Input, +/-10%

Current Draw: 150mA Maximum, <13mA in Power Saving Mode

Internal Fuse: 315mA

Power Adapter: 18VDC Universal Power Supply, 90-220VAC Input

Enclosure: 7.1x5.1x1.4 inch (18x13x3.5 cm) (WxHxD)

Weight: 1 lb (0.45 kg)Equation Formats

Manning's equation for round pipes

Manning's equation for rectangular pipes

Standard flow equation: Q=A*(B+Ch)D

3rd order polynomial: Q=A+Bh+Ch2+Dh3Pre-defined Tables

Parshall: 1", 2", 3", 6", 9", 12", 24", 36", 48", 60", 72"

Palmer-Bowlus (4D): 4", 6", 8", 10", 12", 15", 18", 24", 30", 36"

H: 0.4HS, 0.6HS, 0.5H, 0.75H, 1.0H, 1.5H, 2.0H

Trapezoidal: 60°


V-notch: 22.5°, 30°, 45°, 60°, 90°, 120°

Rectangular: 1', 2', 3'

Cipolletti: 1', 1.5', 2', 3', 4'

NOTE: Table values are calculated based on specific flow equations.

Custom Look-Up Table: One, Factory programmable only, You must provide Global Water with a depth to flow equation or look up table at time of order.  Please allow for longer lead times.