|
电压输入 Input voltage |
参比电压 Reference voltage |
AC 220V |
|
参比频率 Reference frequency |
50Hz | |
|
功耗 Power consumption |
<10VA | |
|
电流输入 Input current |
基本电流 Basic current |
10A, 20A(互感器外置 External transformer) |
|
最大电流 Maximum current |
60A, 100A(互感器外置 External transformer) | |
|
起动电流 Starting current |
4‰Ib | |
|
功耗 Consumption |
<4VA (最大电流) | |
|
测量性能 Measurement performance |
测量精度 Accuracy of measuring |
1级 |
|
测量范围 Range of measuring |
000000.00~99999999kWh | |
| 时钟精度 Clock accuracy | 误差 Error≤0.5s/d | |
|
有功脉冲 Active pulse |
脉冲宽度 Pulse width | 80±20ms |
| 脉冲常数 Pulse constant | 1600imp/kWh，800imp/kWH(与基本电流对应 corresponding to basic current)，LED | |
|
通信 Communication |
接口 Interface |
RS485(A+、B-) |
|
介质 Connection mode |
屏蔽双绞线 Shielded twisted pair conductors |
|
|
协议 Protocol |
MODBUS-RTU、DL/T645-07 | |
|
外形尺寸（长×宽×高） Outline (Length × Width × Height) |
88mm×36mm×70mm (2模数) |
|
温度范围 Temperature range |
工作温度 Work temperature | -25℃~55℃ |
| 存储温度 Storage Temperature | -40℃~70℃ | |
| 湿度 Relative humidity | ≤95%（无凝露）(No condensation) | |
| 海拔 Altitude | <2000m | |
|
功能 Function |
功能说明 Function description |
功能配置 Function provide |
|
电能计量 Measurement of kWh |
单相有功电能计量(正、反向计量) Single-phase active kWh (positive and negative) |
■ |
|
电量测量 Measurement of electrical parameters |
U、I 、P、Q、S、PF、F测量 Voltage, Current, Active power, Reactive power, Apparent power, Power factor and Frequency |
■ |
|
LCD显示 LCD Display |
8位段式LCD显示 8 bits section LCD display |
■ |
|
按键编程 Key programming |
3按键可编程设置密码、通讯地址、波特率、复费率和通讯协议。 3 keys to set parameters like code, address, baud rate, multi-tariff and communication protocol |
■ |
|
脉冲输出 Pulse output |
有功电能脉冲输出 Active energy pulse output |
■ |
|
复费率 Multi-tariff |
支持4个时区、2个时段表、14个日时段、4个费率 Adapt 4 time zones, 2 time interval lists, 14 time interval by day and 4 tariff rates |
□F |
|
通讯 Communication |
RS485接口，支持Modbus Communication interface: RS485, Communication protocol: MODBUS-RTU |
□C |
|
红外通讯 Infrared communication |
■ |
