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DN50-DN65 Commercial and Industrial Smart Water 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)
Place of Origin:Changsha, Hunan
Brand Name:Winmeter
Certification:OIMLR49/ISO4064/EN14154/ISO IEC14443A
Model Number:DN50-DN65 Commercial and Industrial Smart Water Meter
Detail Information
Color:Blue / transparentMaterial:Brass/Cast iron
Communication:M1/NFC CPU/JAVACard, STS, RS485,M-Bus,wireless M-Bus, LoRaWANBrand:Winmeter
Place Of Origin:Changsha HunanLevel Of Protection:IP68
High Light:Commercial, Industrial, Prepaid, AMR/AMI, RS485/M-Bus, Wireless M-Bus, LoRaWAN,
Product Description

The water meter is a horizontal dry dial woltmann cold water meter designed for measuring flows of cold potable water. It is a high reliable measurement instrument, which complies with OIML R49/ISO 4064/EN 14154 standards.

Measuring range of water meter is R160, Material of meter body is cast iron.



Technical Parameters

lMechanical characteristics

Items

Parameters

Nominal diameter(mm)

50

65

Overload flow rate Q4(m3/h)

50

50

Permanent flow rate Q3(m3/h)

40

40

Transitional flow rate Q2(L/h)

400

400

Minium flow rate Q1(L/h)

250

250

Q3/Q1

R160

Accuracy class

Q1≤QQ2±5%

Q2≤Q≤Q40.1≤T≤30±2%

T30±3%

Types of Indicating device

0~999999.999m³

Temperature class

Cold:T50

Water pressure class

MAP 1010bar),MAP 1616bar

Pressure-loss class

Δp400.4bar, Δp630.63bar

Body Material

Cast Iron

Filter Material

SS

Installation position

H

The installation sensitivity class

U0/D0

NotesMetrological characteristics are in accordance with ISO4064:1993(Class B)

Items

Parameters

Nominal diameter(mm)

50

65

Overload flow rate qs(m3/h)

50

50

Permanent flow rate qp/qn(m3/h)

25

25

Transitional flow rate qt(m3/h)

5

5

Minium flow rate qmin(m3/h)

0.75

0.75

Class of measurement

Class B

Accuracy class

qmin≤qqt±5%

qt≤q≤qs0.1≤T≤30±2%

T30±3%

Water temperature

Cold≤50

Water pressure

PN :1.0MPa/10barPN :1.6MPa/16bar

Pressure-loss

ΔP≤0.1MPa@qs

lValve characteristics

Items

Parameters

Nominal diameter(mm)

DN50/DN65

Type

Ball valve

Body Material

Copper

Pressure Class

PN16

Valve lifetime

≥10000 times(typical)

lElectronic characteristics

Items

Parameters

Power Source

Lithium battery(replaceable)

Battery Voltage

3.6 V

Battery Lifetime

≥ 6 years

Card lifetime

≥100000 times

Communication Interface

M-Bus/RS-485:

Wireless M-Bus

LoRaWAN

Electromagnetic and Environmental class

E1B

Work Environment

0~50≤93%RH

IP Code

IP68




Features

Key Features

lDN50-DN65, Woltmann, Super dry

lOIML R49/ISO 4064/EN 14154 Standard

lR160MAP16, T50,ΔP63

lSeparation design of water meter and valve

lTouch key,Large size LCDand backlight

lNon-contact M1/NFC CPU/JAVA card prepaid(ISO/IEC 14443A) or STS4/6 prepaid(IEC62055-41)

lAMR/AMI(RS485/M-Bus, Wireless M-Bus, LoRaWAN) communication

lPrepayment, AMR/AMI, Prepayment +AMR/AMI

lIP68 protection of the whole meter


Main Functions

Prepaid Functions

lSupport prepaid/postpaid mode, and it can be switched

lM1/NFC CPU/JAVAcardprepaid(Optional)

lSTS prepaid(Token Carrier: RF card or UIU)(Optional)

lMax.16 steps of water tariff

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

Communication

lWired M-Bus /RS485

lLoRaWAN,EU433MHz/EU868MHz/US902-928MHz

lWireless M-Bus(EN13757.4),Walk-by/Driver-by

lProtocol: EN13757.3, DLMS/COSEM,MODBUS-RTU

Advanced Functions

lEmergency waterHolidays ManagementNon switch-off during off-duty

lMonthly free consumption water

lCollect taxes and fee by water charges

Alarm and Event logs

lAnti-magneticLow-Battery detection & log

lWater return, meter reversal and meter stop detection & log

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

lAnti-tamper(open cover, open battery cover,tilt, 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

lISO4064

lSTS

lIP68

Dimensions

4

Size

L

H

D1

D2

n-M

DN 50

535

260

165

125

4-M16

DN65

455

235

185

145

4-M16

Flanged end connections conform to ISO 7005.