909RPDA
Reduced Pressure Detector Assembly Backflow Preventers with Flood Sensor, Cast Iron, 2 1/2 - 10 IN Sizes
Series 909RPDA Reduced Pressure Detector assembly backflow preventers feature a flood sensor with SentryPlus Alert® technology to detect excessive water discharges from the relief valve. Activated through an add-on connection kit, the sensor can trigger the alert system sending notification of flood detection to facility personnel. Connection kits are available for BMS and cellular communication.
This series prevents the reverse flow of contaminated water caused by backsiphonage or backpressure from entering the potable water supply. The 909RPDA incorporates a meter to detect ground leaks and unauthorized illegal taps, greatly reducing annual water expenses. It consists of a coated cast iron body with stainless steel trim, cast iron gate valves, a pressure-differential relief valve, shutoff valves, and bronze ball-type test cocks. Maximum working pressure is 175 psi (12.06 bar).
To learn more visit: https://www.watts.com/floodprotectionsystem
The coating on this backflow assembly uses ArmorTek®, a patented 3-part advanced epoxy coating system designed to limit both microbial induced (MIC) and exposed metal substrate corrosion.
To learn more visit: https://www.watts.com/armortek
Features
- Sensor on the relief valve for flood detection
- Flood alert feature activated with add-on connection kit, compatible with BMS and cellular communication
- Cast iron body construction with patented 3-part ArmorTek® epoxy coating for advanced corrosion resistance
- Provide detection point for costly water leaks and illegal taps
- Unique two-channel relief valve provides maximum capacity during emergency conditions and stops potential backflow using air-in/water-out principle
- Modular design facilitates easy maintenance and assembly
- Replaceable stainless steel seats
Literature
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- 909, LF909, 909RPDA, 909RPDA - Repair Kits Parts Breakdown
- Brochure - Backflow Prevention and Flow Control Plumbing
- Flyer - Flood Detection for RPZ/RPDA Backflow Preventers with Flood Sensor
- Flyer - Flood Detection for RPZ/RPDA Backflow Preventers with Flood Sensor (French)
- Installation Instructions - 909 Large, LF909 Large, 909RPDA
- Installation Instructions - BMS Sensor Connection Kit - 909, LF909 Large, 909RPDA
- Installation Instructions - Cellular Sensor Connection Kit - 909, LF909 Large, 909RPDA
- Installation Instructions - Custom Flood Sensor Settings
- Price List - Backflow Prevention Repair Kits & Service Parts
- Specification Sheet - 909RPDA
- Specification Sheet - 909RPDA (French)
- Specification Sheet - 909RPDA (Spanish)
- Specification Sheet - Flood Sensor Connection Kit - Watts
- Specification Sheet - Flood Sensor Connection Kit - Watts (French)
- Specification Sheet - Flood Sensor Connection Kit - Watts (Spanish)
- White Paper - ArmorTek Advanced Coating System
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Approval/Certification Information
For product-specific approval information, please refer to the product’s specification sheet (see literature section above) or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:
ASSE | CSA | FM Approvals | NSF |
UL | ULC | USC | WQA |