GPI Flomec QS200 Insertion Ultrasonic Flowmeters for Clean Water

Prices starting at:
Price $427.00
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GPI Flomec QS200 ultrasonic flowmeters are designed for clean water applications such as irrigation, municipal, and underground monitoring. They come in PVC tee or an insert retrofit sensor configurations for pipe sizes 1 to 4 inches.

GPI Flomec QS200 flowmeters are designed for accurate flow measurement in commercial irrigation, municipal, or underground monitoring applications, measuring both liquid flow rate and accumulated flow. They are suitable for both above- and below-grade applications, and are compatible with most popular brand irrigation controllers.

You can get the QS200 flowmeter in PVC tee configuration for new installations or as a drop-in replacement for existing paddlewheel flow sensors. QS200 inserts are supplied with two single conductors, 36-inch 18 AWG solid copper wire leads with UL Style 116666 direct burial insulation.

  • For new or retrofit installations
  • Pipe sizes: 1" to 4"
  • Accuracy: ±2% of reading
  • Flow rate: 0.1 to 15 feet per second
  • Leak detection down to 0.1 feet per second
  • Max water pressure: 150 PSI @ 73° F
  • Simple two-wire connector (power and pulse)
  • LED light indicators: green for power and yellow for pulse

Model Selection Guide

Use this table to find the right model for your application.  Don't see the option you need? Call a Lesman sales specialist at 800-953-7626

Pipe Size Flow Rate
Flow Velocity
K-Factor (Freq)
QS200 Insertion Ultrasonic Flowmeter with Ryton Body, PVC Tee, Slip Process Port
1"0.22 to 33 GPM
0.83 to 124.92 LPM
0.1 to 15
0.5386 QS200-10
1.5"0.55 to 82 GPM
2.08 to 310.41 LPM
2"0.92 to 138 GPM
3.48 to 522.39 LPM
3"2.06 to 309 GPM
7.80 to 1169.70 LPM
4"3.58 to 537 GPM
 13.55 to 2032.78 LPM 
Replacement Flow Insert Only (Ryton Body, PVC Adapter)QS200
Note: Call 800-953-7626 for insert replacement sensor.
More Information
Flow Technology Ultrasonic
Wetted Materials PVC
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