Đồng hồ đa chức năng - ECM 770
ECM 770 Multifunction power meter
ECM 770 is a high configuration meter with can provide MODBUS-RTU, MODBUS-TCP/IP, BACnet MS/TP, 64M bit memory etc.. Suitable for commercial building, data center, EMS...
。Suit for LV & HV voltage system
。High accuracy IEC62053-22 class 0.5s
。Build-in MODBUS-RTU via RS485 port
。Pluggable modules for BACnet MS/TP; Ethernet, DI; DO; AI; AO
。64M bit data logging with build-in web server
。C02 carbon dioxide emission calculation
。True-RMS
。Time-of-use and power quality monitoring
。CE / KEMA / UL / CATIII certificate
ECM 770 provides below key function
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Data Logging |
Power Quality Analysis |
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。Build-in Web Server 。Ethernet Port for fast Communication rate 。Time interval settable (1min. / 5min./ 10min./15min./30min.) 。U, I, F, PF, kWh, kvarh, demand for I, P, Q, S 。Unbalance rate
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。Running time record for power-on period 。Harmonic THD, harmonicRMS to the 31st 。Unbalance for U, I 。Load rate 。Voltage deviation 。Frequency deviation
。Current K factor
。Voltage crest factor |
| CO2 Emissio Calculation |
Real-time Measuring |
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。Total kWh CO2Emission 。Phase A, B, C kWh CO2 emission (input & output)
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。 U, I, P, Q, S, PF, F, kWh, kvarh 。Time-of-use energy
。Demand & Max.demand
。Max./Min. value for U, I, P, Q, S |
| Multi Communication |
DI, DO, AI, AO |
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。MODBUS-RTU 。Ethernet TCP/IP
。BACnet MS/TP
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。Basic 3DI + 2DO 。Max. 11DI, 4DO 。2 Analog input (4~20mA) 。2 Analog output (4~20mA)
。2 Pulse output |