EW800 智能电表

分布式多功能仪表 EW800是一个能源使用和三相负载线性能精确测量的测量仪。用户可采集完全分布式设备的能耗值和工业工厂或是机械线的相关电参数,包括高达51次谐波的谐波量。

每个EW800数据会通过RS485或868Hz无线电接口传送到数据管理单元。连接至数据管理单元的分布式电表网络中,设备数最多可达250台。

远程用户通过使用HTML5兼容性协议的内置网络服务器获取数据管理单元的数据。

特点:

  • 单相或三相电源表
  • 有功能量、无功能量、视在能量监测
  • 有功功率、无功功率、视在功率监测
  • 监测参数:电流、电压、功率因数
  • 最大直接测量64 ARMS(EW800A),或CTs (EW800B) 或 Rogowski coils (EW800C)
  • 线品质监测: 谐波(1…51), 失真总谐波
  • 单个Data Manager网络最多250台设备
  • 精度级别(有功能量): 1%
  • 通讯 (可选): RS485 ModBus, Radio Sub1Ghz (868MHz)

用户界面:

  • 图形显示256×96像素, 白色LED背光
  • 直观菜单,电阻式触摸面板
  • 显示数据刷新频率: 1 s

ESA Automation提供3种类型仪表:

  • EW800A3A (DEM) 最大直连 64 ARMS
  • EW800B3A (DTM) 连接 CTs
  • EW800C3A (DRM) 连接 Rogowski Coils

EW800A

DEM(Distributed Embedded Meter,分布式嵌入式仪表),内置电流测量分流器,可测电流高达64A,内置可触摸式LCD显示器

  • 内置I/O模块,2路数字输入和2路数字输出
  • RS485串口通讯接口
  • RF868MHz无线通讯接口

下载 PDF

 EW800A DEM
ConnectionsSingle-phase
Three-phase 4 wires with Y load
Three-phase 4 wires with D load
Measuring inputs - Current ChannelsDirect
up to 64A (45kW) three-phase connection,
up to 21A (15kW) single-phase connection
Measuring inputs - Voltage ChannelsDirect
(max rated voltage phase-neutral 230Vac)
Power supplyself-powered
CommunicationRS485 ModBus (in all EW800… models)
Radio RF868 MHz (only in EW800…200 models)
Ethernet (only in EW800…300 models)
Digital Isolated Input/Output2 I/O module option (configurable by Data Manager)
THD
MeasuresVoltage (phase-neutral and phase-phase)
Current (phase values and neutral value)
Imported Active Energy (phase values and total value)
Exported Active Energy (phase values and total value)
Imported Active Power (phase values and total value)
Exported Active Power (phase values and total value)
Reactive Power with sign (phase values and total value)
Apparent Power (phase values and total value)
Power Factor (phase values and total value)
Frequency
Harmonic analysisTHD (in voltage / current signal) Harmonics 1st ...51st (in voltage / current signal)
Accuracy - Active Energy
(according to IED 62053-21)
Class 1
Accuracy - Reactive Energy
(according to IED 62053-23)
Class 2
Accuracy - Current and Voltage≤ 0,5%
DisplayLCD (256 x 96 pixel) and resistive touch screen
Case - MountingDIN rail
Case - No. DIN modules7
Case - External dimensions
(mm)
126 x 100 x 70

EW800B

DTM(Distributed External CTs Meter,分布式外接CTs仪表),配备测量电流的外接CTs,内置可触摸式LCD显示器

  • 内置I/O模块,2路数字输入和2路数字输出
  • RS485串口通讯接口
  • RF868MHz无线通讯接口

下载 PDF

 EW800B DTM
ConnectionsSingle-phase
Two-phase
Three-phase with neutral
Three-phase without neutral
Measuring inputs - Current Channelswith external Current
Transformers
Measuring inputs - Voltage ChannelsDirect
(max rated voltage phase-neutral 230Vac) or
with external Voltage Transformer
(rated secondary voltage 100-115Vac, for LV or MV application)
Power supply100÷230Vac
CommunicationRS485 ModBus (in all EW800… models)
Radio RF868 MHz (only in EW800…200 models)
Ethernet (only in EW800…300 models)
Digital Isolated Input/OutputVoltage (phase-neutral and phase-phase)
Current (phase values and neutral value)
Imported Active Energy (phase values and total value)
Exported Active Energy (phase values and total value)
Imported Active Power (phase values and total value)
Exported Active Power (phase values and total value)
Reactive Power with sign (phase values and total value)
Apparent Power (phase values and total value)
Power Factor (phase values and total value)
Frequency
Harmonic analysisTHD (in voltage / current signal) Harmonics 1st ...51st (in voltage / current signal)
Accuracy - Active Energy
(according to IED 62053-21)
Class 1
Accuracy - Reactive Energy
(according to IED 62053-23)
Class 2
Accuracy - Current and Voltage≤ 0,5%
DisplayLCD (256 x 96 pixel) and resistive touch screen
Case - MountingDIN rail
Case - No. DIN modules5
Case - External dimensions
(mm)
90 x 96 x 70

EW800C

DRM (Distributed External Rogowski Meter,分布式外接Rogowski仪表),配备测量电流的外接Rogowski,内置可触摸式LCD显示器

  • 内置I/O模块,2路数字输入和2路数字输出
  • RS485串口通讯接口
  • RF868MHz无线通讯接口

下载 PDF

 EW800C DRM
ConnectionsSingle-phase
Two-phase
Three-phase with neutral
Three-phase without neutral
Measuring inputs - Current Channelswith external Rogowski coils
Measuring inputs - Voltage ChannelsDirect
(max rated voltage phase-neutral 230Vac) or
with external Voltage Transformer
(rated secondary voltage 100-115Vac, for LV or MV application)
Power supply100÷230Vac
CommunicationRS485 ModBus (in all EW800… models)
Radio RF868 MHz (only in EW800…200 models)
Ethernet (only in EW800…300 models)
Digital Isolated Input/Output2 I/O module option (configurable by Data Manager)
MeasuresVoltage (phase-neutral and phase-phase)
Current (phase values and neutral value)
Imported Active Energy (phase values and total value)
Exported Active Energy (phase values and total value)
Imported Active Power (phase values and total value)
Exported Active Power (phase values and total value)
Reactive Power with sign (phase values and total value)
Apparent Power (phase values and total value)
Power Factor (phase values and total value)
Frequency
Harmonic analysisTHD (in voltage / current signal) Harmonics 1st ...51st (in voltage / current signal)
Accuracy - Active Energy
(according to IED 62053-21)
Class 1
Accuracy - Reactive Energy
(according to IED 62053-23)
Class 2
Accuracy - Current and Voltage≤ 0,5%
DisplayLCD (256 x 96 pixel) and resistive touch screen
Casec -MountingDIN rail
Case - No. DIN modules5
Case - External dimensions
(mm)
90 x 96 x 70

代码

CODESDESCRIPTION
EW800A
EW800A3A100DEM (Distributed Embedded Meter) with internal shunts for current measurements up to 64A - integrated touch LCD display - serial communication interface RS485
EW800A3A122DEM (Distributed Embedded Meter) with internal shunts for current measurements up to 64A - integrated I/O module with 2 digital inputs and 2 digital outputs - integrated touch LCD display - serial communication interface RS485
EW800A3A200DEM (Distributed Embedded Meter) with internal shunts for current measurements up to 64A - integrated touch LCD display - radio communication interface RF868 MHZ
EW800A3A222DEM (Distributed Embedded Meter) with internal shunts for current measurements up to 64A - integrated I/O module with 2 digital inputs and 2 digital outputs - integrated touch LCD display - radio communication interface RF868 MHZ
EW800B
EW800B3A100DTM (Network External TA Meter) with external TA for current measurements - integrated touch LCD display - serial communication interface RS485
EW800B3A122DTM (Distributed External TA Meter) with external TA for current measurements - integrated I/O module with 2 digital inputs and 2 digital outputs - integrated touch LCD display - serial communication interface RS485
EW800B3A200DTM (Distributed External TA Meter) with external TA for current measurements - integrated touch LCD display - radio communication interface RF868 MHZ
EW800B3A222DTM (Distributed External TA Meter) with external TA for current measurements - integrated I/O module with 2 digital inputs and 2 digital outputs - integrated touch LCD display - radio communication interface RF868 MHZ
EW800B3A300DTM (Distributed External TA Meter) with external TA for current measurements - integrated touch LCD display - Modbus TCP/IP LAN interface
EW800B3A322DTM (Distributed External TA Meter) with external TA for current measurements - integrated I/O module with 2 digital inputs and 2 digital outputs - integrated touch LCD display - Modbus TCP/IP LAN interface
EW800C
EW800C3A100DRM (Distributed External Rogowski Meter) with external Rogowski coils for current measurements - integrated touch LCD display - serial communication interface RS485
EW800C3A122DRM (Distributed External Rogowski Meter) with external Rogowski coils for current measurements - integrated I/O module with 2 digital inputs and 2 digital outputs - integrated touch LCD display - serial communication interface RS485
EW800C3A200DRM (Distributed External Rogowski Meter) with external Rogowski coils for current measurements - integrated touch LCD display - radio communication interface RF868 MHZ
EW800C3A222DRM (Distributed External Rogowski Meter) with external Rogowski coils for current measurements - integrated I/O module with 2 digital inputs and 2 digital outputs - integrated touch LCD display - radio communication interface RF868 MHZ
EW800C3A300DRM (Distributed External Rogowski Meter) with external Rogowski coils for current measurements - integrated touch LCD display - Modbus TCP/IP LAN interface
EW800C3A322DRM (Distributed External Rogowski Meter) with external Rogowski coils for current measurements - integrated I/O module with 2 digital inputs and 2 digital outputs - integrated touch LCD display - Modbus TCP/IP LAN interface

相关产品

建议产品