Page 32 - 浙江乔宇电气有限公司

QYW 导轨电能表
QYW Rail Energy Meter

产品概述 /Product Description

◆ 设计特点：采用防水密封处理，具有更好的防水防潮效果；
◆ 计量功能：具有正反双方向计量功能，即反向电能正向计量。多功能电表另具有测量三相电流、电压、频率、功率等电量参数；
◆ 显示功能：采用 LCD 液晶显示屏，7 位 + 各单位符号显示，抄表方便；
◆ 输出功能：具有无源隔离型电能量脉冲输出端口，脉冲输出为方波，脉冲宽度不小于 80ms ±20%；
◆ 编程功能：RS-485 设置表号、抄收电量、设置密码、电量清零。
◆ Design features: waterproof sealing treatment, with better waterproof and moisture-proof effect;
◆ Metering function: It has a positive and negative bidirectional metering function, that is, reverse energy forward metering. The multi-function meter also has three-phase
current, voltage, frequency, power and other power parameters;
◆ Display function: LCD display, 7 digits + unit symbol display, convenient for meter reading;
◆ Output function: It has a passive isolated electric energy pulse output port, the pulse output is square wave, and the pulse width is not less than 80ms ±20%;
◆ Programming function: RS-485 setting table number, copying power, setting password, power clear.

规格及技术指标/Specifications and technical indicators

◆ 额定频率：50Hz 或者 60Hz； 正常工作温度 -10℃～ +45℃
Normal operating temperature
◆ 启动电流：( 功率因素 COSΦ = 1. 0)：≤ 0.004lb(1 级 )、≤ 0.005lb(2 级 )； 极限工作温度 -25℃～ +55℃
Extreme working temperature
◆ 潜动：当施加 115% 额定电压、电流回路断开时，不产生多于一个电能脉冲；
储存和运输温度 -40℃～ +70℃
◆ 外形尺寸：126. 3mm×97. 3mm×78mm； Storage and transport temperature
气候条件： 储存和工作湿度 年平均＜ 75%
Storage and working humidity
◆ Rated frequency: 50Hz or 60Hz;
◆ Starting current: (power factor COSΦ = 1. 0): ≤ 0.004lb (level 1), ≤ 0.005lb (level 2);
◆ Latency: When 115% of rated voltage is applied and the current loop is disconnected, no more than one energy pulse is generated;
◆ Dimensions: 126. 3mm×97. 3mm×78mm;
◆ Climatic conditions:

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