Water Meters

  • Contact IC card prepaid as standard; contactless card optional
  • One card per meter as standard; one meter with several cards on request
  • Stepped water tariff and remaining volume display
  • Valve shuts off at the alarm level or at zero
  • Cold-water base is blue, hot-water base is red
  • DN15, DN20 and DN25; larger sizes on request
  • Built-in 3.6V lithium battery on standard sizes
  • IC card, Bluetooth or 4G communication on request

Product Overview

  • LXS contact-type IC card water meters for residential potable water supply. Cold-water meters have a blue base; hot-water meters have a red base. Available in DN15, DN20 and DN25.

  • Prepaid with a contact-type IC card, one card per meter. Features stepped water tariff, remaining-volume display and automatic valve closure. The same card can also be used with electricity meters.

DN Q3 – permanent flow rate (m³/h) Length Thread Base
15 2.5 165 mm Pipe R1/2, nut G3/4B Blue (cold) / Red (hot)
20 2.5 or 4.0 195 mm Pipe R3/4, nut G1B Blue (cold) / Red (hot)
25 4.0 or 6.3 225 mm Pipe R1, nut G1 1/4B Blue (cold) / Red (hot)

Options by Project

  • Sizes above DN25: Available on request. Battery power is not sufficient to drive the valve on larger meters, so they use mains power converted to 3.6V (for example, 220V to 3.6V). Standard DN15, DN20 and DN25 meters use a built-in 3.6V lithium battery.
  • Card type: Contact IC card (insert the card) or contactless IC card (tap the card).
  • Communication: IC card, Bluetooth or 4G.
  • Damp locations: A moisture-protected housing is available, as the meter contains a battery.
  • Multi-card: One card per meter is standard. One meter can also take several cards, for example in student dormitories, where each user inserts their own card when drawing water.
DN15 LXS Contact IC Card Water Meter
  • Cold-water meters (blue base): water temperature up to 30°C. Hot-water meters (red base): up to 90°C.
  • Prepaid with a contact-type IC card, one card per meter. Stepped water tariff. Valve closes automatically at the alarm threshold or at zero balance.
Item Spec
DN 15
Q3 2.5 m³/h
Length × width × height 165 × 85 × 115 mm
Thread R1/2, nut G3/4B
Display 0.1 – 999,999.9 m³
Battery 3.6V lithium, static current under 18 µA
Pressure 0.03–1 MPa
Base Blue (cold) / Red (hot)
DN20 LXS Contact IC Card Water Meter
  • Cold-water meters (blue base): water temperature up to 30°C. Hot-water meters (red base): up to 90°C.
  • Prepaid with a contact-type IC card, one card per meter. Stepped water tariff. Valve closes automatically at the alarm threshold or at zero balance.
Item Spec
DN 20
Q3 2.5 or 4.0 m³/h
Length × width × height 195 × 85 × 115 mm
Thread R3/4, nut G1B
Display 0.1 – 999,999.9 m³
Battery 3.6V lithium, static current under 18 µA
Pressure 0.03–1 MPa
Base Blue (cold) / Red (hot)
DN25 LXS Contact IC Card Water Meter
  • Cold-water meters (blue base): water temperature up to 30°C. Hot-water meters (red base): up to 90°C.
  • Prepaid with a contact-type IC card, one card per meter. Stepped water tariff. Valve closes automatically at the alarm threshold or at zero balance.
Item Spec
DN 25
Q3 4.0 or 6.3 m³/h
Length × width × height 225 × 117 × 143 mm
Thread R1, nut G1 1/4B
Display 0.1 – 999,999.9 m³
Battery 3.6V lithium, static current under 18 µA
Pressure 0.03–1 MPa
Base Blue (cold) / Red (hot)

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