UMD 705 – Measurement technology for the top-hat rail

Product features

  • Measurement inputs: 3x voltage, 3x current

  • Voltage measurement: up to 720 V

  • Current measurement: 1 / 5 A

  • Harmonics: up to the 50th harmonic

  • Evaluation in accordance with EN 50160: Class S

  • Oscillogram recording: Free parametrisation of triggers and recording duration

  • Accuracy of current and voltage measurement: Class 0.5 / 0.2

  • Accuracy of active power / real energy: Class 1

  • Accuracy of reactive power / real energy: Class 1 / 2

  • Communication interfaces: Ethernet, RS485

  • Communication protocols: among other things Modbus

  • Connection of slave devices: Mapping of slave data

  • Measurement category: CAT IV / 300 V

  • Scanning: 25.6 kHz

  • Sampling rate of measured values: up to 40 ms

Areas of application

  • Local network station

  • Building automation

  • Data centre

  • Hospital

  • EEG plants


  • Product Icon Inputs 3U, 3I
  • Product Icon Measurement U I P Q
  • Product Icon Pf Cos Thd
  • Product Icon Wh Varh
  • Product Icon Harmonics 50
  • Product Icon Supply 230v
  • Product Icon Sampling 25,6 kHz
  • Product Icon Flash 512MB
  • Product Icon RS485
  • Product Icon Standards IEC 61557-12
  • Product Icon Standards class 0.5S IEC 62053-22
  • Product Icon Modbus
  • Product Icon Current Input X 5a
  • Product Icon Webserver
  • Product Icon ETH
  • Product Icon NTP


  • Product Icon Outputs 2x Relay
  • Product Icon Standards EN 50160
  • Product Icon Standards class S IEC 61000-4-30
  • Product Icon Supply 12v 24v 230v
  • Product Icon Internal UPS
  • Product Icon Inputs 2x Digi
  • Product Icon Firmware GO
  • Product-icon-cat-iv
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