Digital Power Meter PM40 operates under Ue=480Vac ann In=5A power system.
PM series power meter features with measuring function, such as current, voltage, power factor, harmonic and so on.
it can be expended with switch input DI, relay output DO, Analog output AO, RS-485 communication port and ModBus-RTU supported,, in order to achieve data exchange, digital management and system monitoring.