Selected parameters FUNCTION Energy Meters MOUNTING DIN Rail POWER SUPPLY 38 to 265VAC/DC OUTPUT DIGITAL INPUT None INPUT TYPE DC CONNECTION Direct COMMUNICATION RS485 Others RANGE None DISPLAY None VARIABLES None DIGITAL INPUTS None PULSE None ALARMS None ANALOGUE none
Energy Management Modular DC Energy analyzer Type VMU-E and VMU-X • Modular solution based on the combination of two units: VMU-E analysis unit and VMU-X universal power supply and RS485 communi- cation unit. VMU-E, DC energy analysis unit • Instantaneous variables: V, A, W • Instantaneous variables data format: 4-DGTs • Energy measurements: kWh • Energies data format: 6 DGT • Accuracy: class 1 (kWh), ±0.5 RDG (current/voltage) • Direct DC current measurement up to 20A • External shunt DC current measurement up to 1000A • Direct DC voltage measurement up to 400V • Auxiliary power supply from VMU-X unit • Dimensions: 1-DIN module • Protection degree (front): IP40 VMU-E Product Description How to orderVMU-EAV00 XX X X DC energy analyzer unit with built-in 6 digit display and programming push-button, particularly indicated for DC current, voltage, power and energy metering. Direct con- nection up to 20A and with external shunt up to 1000A. Moreover the unit is provid- ed with an auxiliary serial communication buswhich is connected to the VMU-X unit so to provide an RS485 communicationport. Hous- ing for DIN-rail mounting, IP40 (front) protection degree. Model Range code Power supply Internal bus Option Type Selection Range code AV00: 400V DC - 20A (Direct connection) or external shunt input for currents up 1000A (*) Power supply XX: self-power supply from VMU-X unit Internal bus X: internal bus compatible only to VMU-X module (*) Option X: none (*) as standard. Specifications are subject to change without notice VMU X E DS 231110 1
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