DIN 144×144 quality power meter



  • Highly sofisticated power meter providing advanced functionality features
  • Large graphic LCD display with excellent visibility
  • Up to four plug-in options
  • Infrared communication port
  • THD even, odd and individual FFT harmonic analysis up to 50th order
  • Power and current demand calculation
  • On-board memory up to 2 MB
  • Up to 10 programmable recordings with different start and stop time
  • Event and alarm recording, sags and swells, waveform capture, waveform display, phasor diagrams, hystorical trending, TOU and more…
  • Accuracy according to EN62053 (ex EN61036)


Power supply
Rated voltage: 65÷250 VAC / 90÷250 VDC
on request 19÷60 VDC
Consumption: 5 VA max

Voltage inputs
Maximum measurable voltage: 600 (750) VAC max L-L
Input impedance: ›1,3 MOhm
Burden: max 0.15 VA per phase
Frequency: 45 – 65 Hz

Current inputs
Rated current (Ib): 1 / 5 ARMS programmable
Min / max measurable current: 20 mA / 7 ARMS
Maximum overload: 10 ARMS continuous – 100 ARMS for 1 sec.
Input impedance: 0,02 Ohm approximately
Burden: max 0,5 VA per phase
Insulation voltage: 150 VAC max between phases

Typical accuracy
Voltage: ±0.1% reading ±0.03% full scale
Current: ±0.1% reading ±0.05% full scale
Active power: ±0.5% reading ±0.1% full scale (PF=1)
Power factor: 1% reading (0.5 inductive – 0.8 capacitive)
Active energy: 1% reading (0.5 inductive – 0.8 capacitive)
Frequency: ±0.05% reading ±2 digits from 45 to 65 Hz

Display and operating controls
Display: backlighted graphic LCD display
128 x 128 dots
Keypad: 5 push-buttons

Data memory
Type: on-board non-volatile FLASH, 2 MB

Communication port
Type: 1 selectable RS232 or RS485, optoisolated
1 infrared port on the front panel
Baud rate: programmable from 300 to 57600 bps

Real time clock
Type: with battery backup
Accuracy: ± 30 ppm

Digital outputs
Tipo: 2 isolated optomos (50V – 300mAAC-DC)

Environmental conditions
Operating temperature: from -15°C to +60°C
Storage temperature: from -25°C to +75°C
Relative humidity: 80% max. without condensation

Mechanical characteristics
Material: metal enclosure
Protection degree: IP54 (front panel); IP20 (terminals)
Terminals: standard pluggable terminals (EU)
barrier terminal strips (USA)
Size / weight: 144x144x110 mm / 900 gr

Standards compliance
Safety: 73/23/EEC, 93/68/EEC directives, EN61010.1
EMC: EMC: 89/366/EEC directive and following modifications 93/31/EEC and 93/68/EEC, EN50081-2, EN50082-2, EN61326/A1