For a better experience, keep your browser up to date. Check here for the latest versions.

It looks like you are coming from North America, but the site you are on is Latin America and the Caribbean. Do you want to change to North America?
Yes No

ally® Water Meters


Electromagnetic Flow Measurement with Integral Three-State Ball Valve

The Sensus ally® water meter is groundbreaking technology that sets a new standard in water distribution system management. This residential smart water meter features an integrated, three-state remote service valve for remote shut off, turn on and reduced flow. ally also has pressure and temperature sensors and alarms available.

The innovative electromagnetic flow measurement technology of the ally meter allows enhanced accuracy ranges at both low and high flows and perpetual accuracy over the life of the product. It can be installed horizontally, vertically or diagonally. The ally meter has a 20-year life cycle, along with a 15-year accuracy warranty.

Benefits to you

  • Control three stages of water flow remotely (on, off, reduced)
  • Get smart alarms including empty pipe, high flow, reverse flow, low and high pressure and temperature, leak and tamper
  • Detect leaks to save money and conserve water
  • Monitor pressure at service connection
  • Monitor freeze conditions
  • Improve operational efficiency (fewer truck rolls)
  • Improve customer service

Related Product Videos

Features & Documents
Find Product Documents


  • Integrated unit that incorporates an electronic register, integral three-state ball valve, temperature sensor, pressure sensor, and a measuring device encased in an external housing
  • Shut-off valve has three states—open, closed, and reduced flow
  • Bulk remote service shut-off/turn-on available with Service Management Application
  • A 20-year life cycle and a 15-year accuracy warranty
  • Smart alarms including empty pipe, high flow, reverse flow, low and high pressure and temperature, customer leak and magnetic tamper
  • All-electronic, programmable, 9-digit register, hermetically sealed with a tempered glass cover
  • Integral customer data logging of 120 days of hourly data
  • Integrated two-way communication for AMI
  • No moving parts


  • Far exceeds ANSI/AWWA Standard C-700 and C-710 for accuracy and pressure loss
  • NSF 61 and 372 certified
  • NSF/ANSI Standard 61 Annex F and G compliant
  • FCC Part 15 compliant
  • Tested to AWWA standards


Valve and sensor


Available in potable water and reclaimed water models


  • 5/8” (DN 15mm)
  • 3/4” (DN 20mm)
  • 1” (DN 25mm)

Operating Range

As low as 0.03 gpm (0.007m3/hr) to 55 gpm


For additional information about technical specifications, please refer to the product data sheet.

Related Sections

Contact Us

Have questions? Our experienced staff can help you find the answers. Click below to contact us or find an office near you.

Contact Us

Select Your Region:

Europe, Middle East, and Africa (EMEA)

Latin America and the Caribbean (LAR)

North America (NA)