Powersoft systems offers multi-function digital energy meters that indicate v, i, f, kw, kva, pf and kwhr with optional rs485 modbus connectivity for online energy monitoring. These meters offer selectable ct and pt ratio and come with relay contacts that can be programmed for maximum demand settings. The meters can be used in three-phase three-wire or three-phase four-wire systems and display true rms voltages and currents in a two-line scrolling lcd display. The company also offers power manager software for real-time trend data with features to generate graphs and reports. These instruments are available in standard din size 96 x 96 mm.