■PDM-820AC系列-测试电力参数方法
多功能电力仪表是一种具有可编程测量、显示、数字通讯和电能脉冲输出等功能的多功能电力仪表,能够完成电量测量、电能计量、数据显示、采集及传输，可广泛应用变电站自动化，配电自动化、智能建筑、企业内部的电能测量、管理、考核。测量精度为级、实现LED 现场显示和远程RS-485数字接口通讯，采用MODBUS-RTU通讯协议。
PDM-820AC系列-测试电力参数方法
A programmable measurement, display, digital communication and energy pulse transmission output , can complete electricity measurement, energy measurement, data display, acquisition and transmission, extensive Application of substation automation, distribution automation, intelligent buildings, energy measurement, management, and assessment within the enterprise. The measurement accuracy is 0.5 grade, there is LED field display and remote RS-485 digital interface communication, and MODBUS-RTU protocol is used. Suitable for power distribution cabinets and intelligent buildings. Measuring power can accurately measure all commonly used power parameters in three-phase power grid systems: three-phase voltage, three-phase current, active power, reactive power, power factor, grid frequency, active energy, reactive energy, and with Communication interface and energy pulse output function. Adopt MODBUS-RTU communication protocol to realize LED field display and remote RS-485 digital communication. It has the characteristics of convenient installation, simple wiring, convenient maintenance, small engineering volume, field programmable setting of input parameters, etc., and can complete the networking communication with different PLCs and industrial control computers in the industry.
[Synchro Intelligent 舜高智能]
■ 功能特点
PDM-820AC智能多功能电力仪表可以实时测量下列电气参数：
■ 电压V：三相相电压、线电压
■ 电流I：三相线电流及其平均、中线电流
■ 有功功率P：各相有功功率和有功功率
■ 无功功率Q：各相无功功率和无功功率
■ 视在功率S：各相视在功率和视在功率
■ 功率因数PF：各相功率因数和系统功率因数
■ 频率F：系统的频率
· Signale können direkt von Strom- und Spannungswandlern angeschlossen werden
· Das PT / CT-Verhältnis kann beliebig eingestellt werden
· Mehrere Instrumente können unterschiedliche Kommunikationsadressen einstellen
· Hochauflösendes LCD-Display mit Symbolen
· Einfach zu installieren, einfache Verkabelung und geringes technisches Volumen
· Kann mit den meisten SPSen der Branche verbunden werden (Modicon, GE, Simens ...)
· Kann mit verschiedenen Softwareprogrammen in der Branche kommunizieren (Intouch, Fix, Citec, Kingview usw.)
· Kann in jedem System über das Gateway-Gerät verwendet werden
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