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Residential Prepaid Gas Meter


Place of Origin:Changsha, Hunan
Brand Name:Winmeter
Certification:OIMLR31/OIML R137/EN1359
Model Number:Prepaid 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:GrayMaterial:Steel/Cast Aluminum
Brand:WinmeterPlace Of Origin:Changsha Hunan
Level Of Protection:IP65Standard:OIMLR31/OIMLR137/EN1359
High Light:

Residential, prepaid, M1 Card, NFC CPU Card, STS

Product Description

The prepaid 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 prepayment, measurement and control technology, the meter can easily and effectively solve the problems of gas management and charging. The prepaid gas meter complies with OIML R31/OIML R137/EN1359 standards.


Technical Parameters

lMeter parameter

Item

Parameter

Standard

OIML R31/OIML R137/EN1359

Type

G1.6

G2.5

G4.0

Qmax(m3/h)

2.5

4.0

6.0

Qn(m3/h)

1.6

2.5

4.0

Qmin(m3/h)

0.016

0.025

0.04

Cyclic volume

1.2dm³/0.8dm³

Metering accuracy class

Class 1.5

Error

0.1Qmax≤Q≤Qmax

±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 (0.1bar acc. EN1359)

Meter Material

Steel/Cast Aluminum

Meter working life

>10 years

lElectronic Parameters

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

M1/NFC CPU Card, UIU

Anti-explosion level

ExibⅡBT3

Work Environment

-25~50℃,≤93%RH

IP Code

IP65


Features

Key Features

lG1.6~G4, Steel/CastAluminum, diaphragm gas meter

lEN1359,OIML R31/137Standard

lClass1.5, Vc=0.8/1.2dm³, 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

lNon-contact M1/NFC CPU cardprepaid(ISO/IEC14443A) or STS4/6 prepaid(IEC62055-41)

lIP65 protection


Main Functions

Prepaid Functions

lSupport prepaid/postpaid mode, and it can be switched

lM1/NFC CPUcardprepaid(Optional)

lSTS prepaid(TokenCarrier: M1 card or UIU)(Optional)

lMax.8 steps of gas tariff

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

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, STS.

lCommunication security.

Certificates

lOIML R137

lExibⅡBT3

lIP65


Dimensions

2

Type

L

L1

W

W1

H

A

h

a

b

G1.6

205

110/130

168

100

226

G3/4”

43

G3/4”

R1/2”

G2.5

205

110/130

168

100

226

G1”

49

G1”

R3/4”

G4.0

205

110/130

168

100

226

G1-1/4”

55

G1-1/4”

R1”

Note: Size (A,a,b) can be customized.