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SICAM MMU - Measurement and Monitoring UnitDevice type? - ??Top-hat rail mounted device?
- ?Plastic case 96 mm ? 96 mm ? 100 mm / 3.78 in. x 3.78 in. x 3.94 in. (W ? H ? D)?
- ??Degree of protection IP20
Supply voltage??? - ?DC 24 – 250 V???
- AC 110 – 230 V, 45 – 65 Hz
Input and output circuits???? - 4 inputs for alternating voltage measurements??
- ??3 inputs for alternating current measurements up to 10 A continuous
- ?2 individually parameterizable binary outputs?
- 6 binary inputs and 6 binary outputs with SICAM I / O Unit expandable
Signalization LEDs - Automatically monitor the functions of its hardware, software and firmware components.
Communication???? - Ethernet: IEC 60870-5-104 or Modbus TCP communication protocol. IEC 60870-5-104 can be executed redundantly.
Measurands The following measurands can be recorded or calculated from the measured quantities:???? - Unbalance of alternating voltage and alternating current?
- TRMS (True RMS) for alternating voltage and current??
- Active, reactive and apparent power
- ?Active, reactive and apparent energy???
- Power frequency??
- Phase angle??
- Angle between phase-to-ground voltage L1-L2 and L1-L3??
- Power factor and active power factor
- Voltage and current till 21st:
- Mean value of the 3-phase voltages: Vavg
- Mean value of the 3-phase currents: Iavg
Time synchronization For a common time basis when communicating with peripheral devices and time stamping of the process data. - External time synchronization via Ethernet NTP
- Internal time synchronization via RTC (if external time synchronization is not available).
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