: It can measure flow down to 0.03 gallons per minute . Most users find the (+) flow indicator extremely helpful; if all water is off and the (+) sign remains, a leak is present.
The Sensus iPERL is a cold-water meter that uses a solid-state ultrasonic measuring element rather than traditional mechanical gears or turbines. It’s built for accuracy across a wide flow range, low pressure loss, and compatibility with advanced metering infrastructure (AMI) systems.
The digital register is always active and displays usage through a nine-digit interface.
The iPERL has a . Common sequences:
: The digits to the left of the decimal are whole cubic feet, while the three digits to the right read in 1/10, 1/100, and 1/1000 of a cubic foot. Flow & Leak Indicators Circle with a Plus (+) : Indicates positive (forward) water flow. Circle with a Minus (-)
: A special icon (often an empty circle) may appear if the meter detects air in the line. Key Features and Benefits Sensus iPERL®+ (North America) Water Meters | Xylem US
When something goes wrong, time is money. The Sensus iPERL features a sophisticated digital diagnostic display, but it communicates in codes and symbols. sensus iperl water meter manual better
For the average homeowner, the most important part of the manual is the section explaining this display. By routinely checking it, you can monitor your consumption and catch leaks early.
: It is designed for a 15 to 20-year operational life without needing recalibration.
If your iPERL has a or other radio module: : It can measure flow down to 0
If you’d like, I can:
Fully integrated with Sensus FlexNet® communication networks for automated, two-way smart meter reading (AMI).
The official manual is not always easy to find on Xylem/Sensus’s main site due to product line updates. Here’s the most reliable method: It’s built for accuracy across a wide flow
Most iPERL manuals are ~20-40 pages. For better everyday use, focus on:
The battery is not user-replaceable. The meter is hermetically sealed, and attempting to open it will void the warranty. The manual specifies that the meter is "maintenance-free" and requires no servicing. When the battery reaches end-of-life, the entire meter must be replaced.