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Residential LoRaWAN Gas Meter


Place of Origin:Changsha, Hunan
Brand Name:Winmeter
Certification:OIMLR31/OIMLR137/EN1359
Model Number:LaRaWAN Gas Meter
Minimum Order Quantity :100
Packaging Details :Carton Packaging
Delivery Time :30 days
Payment Terms :T/T
Supply Ability :2000 per day (based on the number of the order)
Detail Information
Color:BlueMaterial:Cast Aluminum
Communication Protocol:DLMSBrand:Winmeter
Place Of Origin:Changsha HunanLevel Of Protection:IP65
High Light:

Residential, LoRaWAN, Wireless M-Bus, Prepaid

Product Description

TheLoRaWAN gas meter is a diaphragm meter designed for residential users and measuring natural gas, GPL and manufactured gas.Using ultra-low power microprocessor, combined with wireless communication, measurement and control technology, the metercan easily and effectively solve the problems of gas management and charging. The LoRaWAN gas meter complies with OIML R31/OIML R137/EN1359 standards.



Technical Parameters


Item

Parameter

Standard

OIML R31/OIML R137/EN1359

Type

G1.6

G2.5

Qmax(m3/h)

2.5

4.0

Qn(m3/h)

1.6

2.5

Qmin(m3/h)

0.016

0.025

Cyclic volume

0.8dm³

Metering accuracy class

Class 1.5

Error

0.1QmaxQQmax

±1.5%

Qmin≤Q<0.1Qmax

±3%

Indicating range

0~99999.9998

Working pressure range(under normal working condition)

0.5KPa-50KPa (5mbar-0.5bar)

Pressure loss

200Pa (2mbar)

Working temperature

-25~50

Fire proof

650 °C(0.1baracc. EN1359)

Meter Material

Cast Aluminum

Meter working life

>10 years

Item

Parameter

Power source

Lithium battery(replaceable)

Battery Voltage

3.6 V

Pulse Const

Reed switch Pulse, 0.1m3/pulse or 0.01 m3/pulse

Valve working lifetime

>10000 times

Communication interface

Optical

Wireless M-Bus + LoRaWAN

Anti-explosion level

ExibⅡBT3

Work Environment

-25~5093%RH

IP Code

IP65


Features

Key Features

lG1.6~G4, Cast Aluminum, diaphragm gas meter

lEN1359,OIML R31/137Standard

lClass1.5, Vc=0.8dm³, Pmax50KPa, -25~55

lPressure measuring point(Optional)

lWith devices to prevent reverse flow and prevent the registration of reverse flow

lIntegrated design of gas meter and valve

lTouch button,LCDand backlight

lOptical (IEC 62056-21)

lWireless M-Bus and LoRaWAN

lNon-contact M1/NFC CPUCard prepaid(Optional)

lIP65 protection


Main Functions

Prepaid Functions

lSupport prepaid/postpaid mode, and it can be switched

lM1/NFC CPUcardprepaid(Optional)

lMax.8 steps of gas tariff

lAnti-storage , Insufficient gas warning ,Self-defined overdraft

Communication

lOptical

lWireless M-Bus

lLoRaWAN, EU868MHz/AS923MHz

lProtocol: EN13757.3, DLMS/COSEM

Advanced Functions

lHolidays Management,Non switch-off during off-duty

lMonthly free consumption gas

lCollect taxes and fee by gas charges

Alarm and Event logs

lAnti-magnetic, Low-Battery detection & log

lOver flow, continuous small flow and meter stop detection & log

lLeakage (continuous gas use, valve failure, etc.) detection & log.

lAnti-tamper(open cover, magnetic interference etc.) detection & log

lHistory data, such as hourly data, daily data, monthly data, etc.

lEvent log, such as top-up, valve open/close, etc.

Security

lData encryption, AES-128.

lCommunication security.

Certificates

lOIML R137

lExibⅡBT3

lIP65


Dimensions

1