Align the flow direction arrow on the iPERL body with the water flow direction in your plumbing.
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Because the Sensus iPERL is a , it requires virtually no maintenance. There are no impellers to clean or chambers to replace. However, to ensure a clear reading: Keep the register face clean of dirt or debris. Avoid hitting the meter with heavy objects or tools. sensus iperl water meter manual
: Flush the service lines thoroughly before installation to remove debris.
: Water is flowing backward toward the city main. This usually indicates a plumbing issue or pressure drop. ⚠️ Active Smart Alarms Align the flow direction arrow on the iPERL
: The system includes up to 14 advanced smart water alarms . These can detect issues like:
The is a high-performance, solid-state, electromagnetic smart water meter designed to deliver unprecedented accuracy over a long operational life . As a key component in smart water networks (AMI) and automatic meter reading (AMR) systems, the iPERL provides utilities and consumers with granular, real-time data to manage consumption and detect leaks. There are no impellers to clean or chambers to replace
For properties with backflow preventers, the manual requires a thermal expansion tank downstream of the iPerl, as the check valve can cause pressure spikes when the water heater cycles.
Small bars above certain digits indicate the resolution reported to your utility's automated system. Flow Direction Icons: (+) Plus Sign: Water is flowing forward into the property. (-) Minus Sign: Water is flowing in reverse. No Icon: No water is currently moving through the meter. Key Features & Maintenance Sensus iPERL®+ (North America) Water Meters | Xylem US
Displaying a negative sign, the iPERL alerts users if water is flowing against the designed direction. 5. Maintenance and Data Logging