GE Fanuc | PQM II | PQMII | Power Quality Meter

Overview

The PQM II is a versatile power quality meter and control device designed for continuous monitoring of three-phase systems. It offers detailed metering for current, voltage, real and reactive power, energy usage, power factor, and frequency. The unit is equipped with programmable setpoints and assignable output relays, allowing it to provide advanced control functions such as alarms for over/under current or voltage, load shedding, and power factor correction. The PQM II is also suitable for integration into DCA or SCADA systems, enhancing its utility in industrial and commercial applications.

Technical Specifications

• Mounting versatility: Keypad with large 40-character display
• Assignable outputs: 4 relays for triggering alarms or control actions
• Compatibility: Compatible with MultiNet Serial to Ethernet Converter
• Upgradeability: Flash upgradeable
• Communication ports: Front RS232 serial, rear RS485, Ethernet (via MultiNet)
• Harmonic analysis: Through the 63rd harmonic with THD and TIF
• Event recording: 150 events, data logger capable of storing 98,000 events
• Waveform capture: Supported, along with Voltage Disturbance Recorder (VDR)
• Monitoring inputs: Ia, Ib, Ic, In, Va, Vb, Vc, Vab, Vbc, Vca
• Protocols: Supports various communication protocols and Ethernet connectivity
• Software: EnerVista for setup and monitoring

Applications

• Monitoring: Distribution feeders, transformers, generators, capacitor banks, motors
• Control and protection: Medium and low voltage systems
• Power quality analysis: For commercial, industrial, and utility sectors
• Load management: Demand load shedding, power factor control, and capacitor correction