Products » Mid Energy Meter » UEM80



UEM80-2D
UEM80, UEM80-2D R, UEM80-2D M, UEM80-2D E
80A single phase energy meter with built-in communication

Highlights
  • UEM80-2D R for RS485 Modbus RTU/ASCII communication
  • UEM80-2D M for M-Bus communication
  • UEM80-2D E for Ethernet (Modbus TCP) communication
  • Direct connection up to 80 A
  • Fully bi-directional 4-quadrant measurements for all energies and powers
  • Class B according to EN 50470-3 (MID)
  • 8 MB for data recording and automatic/manual data transferring (only ETHERNET model)
  • S0 output for energy pulse emission
  • LCD display with 7 main digits
  • Available with MID certification

Applications
  • Totalization of the electric energy in the industry for each single line or machine.
  • Measurement of energy generated by renewable sources such as solar, eolic, etc.
  • Accounting and billing of consumptions in camp sites, malls, residential areas, naval ports, etc.
  • Totalization of the electric consumption in hotels, congress centers, exhibition fairs.
  • Accounting of the consumptions in buildings with executive office services.
  • Internal allocation of the consumptions in timeshare civilian and industrial buildings.
  • Realization of energy monitoring systems.
  • Remote survey of the consumptions and compute of the costs.

Technical features
Power supply
  • Power supplied from the voltage circuit
  • Nominal measurement voltage ±20%
  • Max consumption: 7.5 VA - 0.5 W
  • Nominal frequency: 50/60 Hz

Voltage range & frequency
  • 230 ... 240 V 50/60 Hz

Current
  • Starting current Ist: 20 mA
  • Minimum current Imin: 250 mA
  • Transitional current Itr: 500 mA
  • Reference current Iref (Ib): 5 A
  • Maximum current Imax: 80 A

RS485 Modbus communication
  • Port: RS485
  • Protocol: Modbus RTU/ASCII
  • Communication speed: 300 ... 57600 bps

M-Bus communication
  • Port wired (EN 1434-3)
  • Protocol: M-Bus
  • Communication speed: 300 ... 38400 bps
  • Unit load: 1

Ethernet communication
  • Port: 10/100 Base T
  • Protocol: HTTP, NTP, DHCP, Modbus TCP
  • Communication speed: 10/100 Mbps
  • 8 MB for data recording
  • Web server

Accuracy
  • Active energy class 1 according to IEC/EN 62053-21 (NO MID)
  • Active energy class B according to EN 50470-3 (MID)
  • Reactive energy class 2 according to IEC/EN 62053-23

S0 output (no ETHERNET model)
  • Passive optoisolated
  • Maximum values: 27 VDC - 27 mA Meter constant: 500 imp/kWh
  • The measuring unit (imp/kWh, imp/kvarh, imp/kVAh) changes according to the assigned counter (kWh, kvarh, kVAh) Pulse length: 50 ± 2 ms

Metrological LED
  • Meter constant: 1000 imp/kWh
  • Pulse length: 10 ± 2 ms

Environmental conditions
  • Operating temperature: -25 °C ... +55 °C
  • Storage temperature: -25 °C ... +75 °C
  • Humidity: 80% max without condensation
  • Protection degree: IP51 frontal part -IP20 terminals

Related products

Communication Modules
Modbus Master software (for Windows OS)
Communication Modules
M-Bus Master software (for Windows OS)

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