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Rain Bird FS200B Flow Sensor - 2 in Brass Tee, Wired - FS200B

Rain Bird FS200B Flow Sensor - 2 in Brass Tee, Wired - FS200B

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Rain Bird FS200B Flow Sensor - 2 in Brass Tee, Wired - FS200B

FS200B — The Rain Bird FS200B is a 2 in. brass tee flow sensor engineered for reliable, accurate irrigation monitoring. Its six‑bladed impeller and wired pulse output deliver precise flow measurement for central and stand-alone controllers.

Ideal for commercial and residential irrigation systems, the FS200B provides dependable flow feedback to detect leaks, validate irrigation events, and optimize water use. Refer to Rain Bird installation instructions for proper sizing, wiring, and safe operation.

Features
  • 2 in. NPT brass tee construction for outdoor or underground installations.
  • Simple six‑bladed impeller design optimized for stable, repeatable readings.
  • Suggested operating range: 10–100 GPM (recommended for best performance).
  • Accuracy: ±1% full scale; metal models rated to 400 psi and 220°F maximum.
  • Wired pulse output compatible with ESP-LXD, ESP-LXMEF and IQ v2.0 Central Control.
  • Dimensions: 4.25 in x 8.35 in x 2.94 in; tee-mounted design for easy integration.
What our Experts Think
  • Professional irrigation monitoring: The Rain Bird FS200B 2" Brass Tee Flow Sensor is designed for accurate flow tracking in medium-to-large irrigation systems where reliability and control matter.
  • High-accuracy measurement: Uses a six-bladed impeller design to deliver stable pulse output with approximately ±1% full-scale accuracy for dependable system feedback.
  • Brass tee durability: Heavy-duty brass construction allows underground or outdoor installation with excellent resistance to pressure and long-term wear.
  • Smart irrigation integration: Fully compatible with Rain Bird controllers and central systems (ESP-LXD, ESP-LXMEF, IQ platforms), enabling flow monitoring, leak detection, and automatic shutdown features.
  • System protection benefits: Enables advanced functions like abnormal flow detection and “learned flow” calibration to prevent water waste and pipe damage.
  • Optimized operating range: Best performance typically in the ~10–100 GPM range, making it well-suited for multi-zone commercial landscapes.
  • Rugged field design: Built for demanding irrigation environments with high pressure and temperature tolerance for long service life.
  • Trade-off reality: Requires proper controller integration and correct hydraulic installation (straight pipe runs and sizing) to maintain accuracy and avoid false readings.

Q&A

Q: What is the Rain Bird FS200B Flow Sensor (2" Brass Tee, Wired)?
A: A 2-inch in-line irrigation flow sensor used to measure water flow in irrigation piping and send signals to a compatible controller.

Q: What does it do?
A: It detects and reports water flow rates so the irrigation controller can monitor usage and respond to abnormal flow conditions.

Q: Where is it used?
A: Installed in irrigation systems such as commercial landscapes, sports fields, and golf course irrigation zones.

Q: What type of system is it for?
A: Used in 2-inch mainline irrigation systems that require electronic flow monitoring and control integration.

Q: Is it a standalone device?
A: No. It must be connected to a compatible irrigation controller to function.


Maintenance Tips
  • 2-inch brass tee inline flow sensor for irrigation mainline monitoring
  • Uses a six-blade impeller design for stable, accurate flow measurement
  • Provides ±1% full-scale accuracy for precise system monitoring
  • Designed for outdoor or underground installation in commercial or residential irrigation systems
  • Wired pulse output sensor compatible with Rain Bird controllers (ESP-LXD, ESP-LXMEF, IQ systems)
  • Supports advanced irrigation features like leak detection, Flo-Watch shutdown, and learned flow
  • Recommended operating range: ~10–100 GPM for best accuracy
  • Heavy-duty brass construction rated for high pressure (up to ~400 psi)
  • Used in commercial landscapes, sports fields, and large irrigation networks
  • Helps optimize water usage by detecting abnormal high/low flow conditions in real time