Lanry manufactures full series mechanical water meters complying with ISO4064, including residential small-bore, industrial bulk, volumetric, prepaid and wired/wireless remote types. All adopt dry magnetic drive, support cold & hot water, with optional housing materials and signal outputs for residential water supply, HVAC, industry and irrigation.
1. Residential Vane Wheel Meters (DN15-DN50)
SJ401 Single Jet Dry Water Meter
Single jet pushes impeller, compact & lightweight, brass/plastic housing optional, pulse remote transmission available.
- R50/R80/R100 ratio, Class B accuracy; cold water ≤50℃, hot ≤90℃
- Max working pressure 1MPa, pressure loss ≤0.063MPa at Q3
- Error: ±5% at low flow, ±2% at normal flow (hot meter ±3%)
MJ402 Multi Jet Dry Water Meter
Multi balanced jets, anti-grit, anti-magnetic & anti-freezing, optional check valve, IP68.
- R100/R160 ratio, Class B/C accuracy, threaded connection DN15~50, clear long-term dial reading.
RP408 Rotary Piston Volumetric Meter
High-precision volumetric design, starting flow ≤2L/h, Class C/D accuracy with superb sensitivity.
- Installable at any angle, pulse output optional, brass/plastic housing for high-precision metering scenarios.
2. Industrial Bulk Woltman Meters (DN40-DN300)
VT403 Vertical Woltman Meter
Vertical large-caliber meter for factory & irrigation, impeller direct drive without worm gear, low initial flow.
- Removable measuring insert for easy maintenance, built-in stainless steel strainer, iron/304/316L housing.
- Max pressure loss ≤0.63MPa, PN1.6MPa.
HM404 Horizontal Detachable Woltman Meter
Horizontal split structure, large flow capacity & low pressure loss, detachable core for inspection.
- Support pulse, M-Bus, RS485 signal output, stainless steel filter anti-pollution, ISO4064 Class B.
3. Intelligent Mechanical Meters
PW405 Prepaid Water Meter
Mechanical-electronic dual display, RF/IC card prepayment, auto valve shutoff for arrears.
- Battery protection, anti-theft & anti-magnetic, optional LoRa/NB-IoT wireless upload.
WR406 Wired Remote Dry Meter
Photoelectric direct reading, low power consumption, stable digital transmission without initialization.
- Pulse/M-Bus/RS485 output, IP68 waterproof, anti-freezing for complex pipe environments.
WL407 Wireless Remote Dry Meter
Split mechanical & intelligent module, LoRa/NB-IoT/GPRS wireless data upload.
- Replaceable battery compartment, anti-interference, stable data collection at 1L/10L/100L pulse.
Summary
These mechanical water meters cover DN15 to DN300, from household high-precision volumetric models to industrial bulk meters, plus full intelligent remote & prepaid solutions. All meet ISO4064 standards, with flexible customization on housing, temperature grade, flow ratio and signal output for diverse water metering demands.
Post time: Jul-24-2026