| Lugar de origen: | Changsha, Hunan |
|---|---|
| Marca: | Winmetro |
| Titulación: | OIMLR31/OIMLR137/EN1359 |
| Número de modelo: | RS485 Gas Meter |
| Cantidad mínima de pedido : | 100 |
| Detalles del empaque : | Embalaje de cartón |
| El tiempo de entrega : | 30 días |
| Términos de pago : | Maritimo |
| Capacidad de suministro: | 2000 por día (según el número del pedido) |
| Color: | Gris | Material: | Acero / Aluminio fundido |
|---|---|---|---|
| Protocolo de comunicación: | DLMS, MODBUS, EN13757.3 | Marca: | Winmetro |
| Lugar de origen: | Changsha Hunan | Nivel de protección: | IP21 |
| Alta luz: | Residential, RS485, Prepaid | ||
The RS485 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 RS485 communication, measurement and control technology, the meter can easily and effectively solve the problems of gas management and charging. The RS485 gas meter complies with OIML R31/OIMLR137/EN1359 standards.
Asunto | Parámetro | |||
Estándar | OIML R31/OIMLR137/EN1359 | |||
Tipo | G1.6 | G2.5 | G4.0 | |
Qmáx (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 | |
Volumen cíclico | 1.2dm³/0.8dm³ | |||
Metering accuracy class | Clase 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) | |||
Pérdida de presión | ≤200Pa (2mbar) | |||
Temperatura de trabajo | -25 ℃ ~ 50 ℃ | |||
A prueba de fuego | 650 °C(0.1baracc. EN1359) | |||
Material del medidor | Steel / Cast Aluminum | |||
Meter working life | ＞10 years | |||
Principales Caracteristicas
lG1.6~G4, Steel/Cast Aluminum, diaphragm gas meter
lEN1359,OIML R31/137Standard
lClass1.5, Vc=1.2/0.8dm³, Pmax:50KPa, -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 and RS485
lNon-contact M1/NFC CPUCard prepaid(Optional)
lProtección IP65
Funciones principales
Funciones Prepago
lAdmite el modo prepago/postpago, y se puede cambiar
lM1/NFC CPUcardprepaid(Optional)
lMax.8 steps of gas tariff
lAnti-storage , Insufficient gas warning ,Self-defined overdraft
Comunicación
lOptical(IEC 62056-21)
lRS485
lProtocolo: EN13757.3, DLMS/COSEM, MODBUS-RTU
Funciones avanzadas
lHolidays Management，Non switch-off during off-duty
lMonthly free consumption gas
lCollect taxes and fee by gas charges
Registros de alarmas y eventos
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
lDatos históricos, como datos horarios, datos diarios, datos mensuales, etc.
lRegistro de eventos, como recarga, apertura/cierre de válvula, etc.
Seguridad
lData encryption, AES-128.
lSeguridad de las comunicaciones.
Certificados
lOIML R137
lexibⅡBT3
lIP21
Dimensiones
