Entes EMK-01, Руководство пользователя, Страница: 27 / 28

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12. Technical Specifications
Parameter Value
Supply voltage 230 VAC, 50/60 Hz (+%10,-%15)
Power consumption < 8 VA
Voltage measurement range V L-N 2 ... 600 VAC
Voltage measurement range V L-L 4 ... 1000 VAC
Current measurement range 0,001 ... 6 A (8,5 A)
Frequency measurement range 40 ... 70 Hz
Clock accuracy < 1 s/day
Number of input / output 2
Output type NPN transistor free potential optical insulated
Maximum voltage for output usage 24 VDC
Maximum output load capacity 100 mA
Pulse width of pulse output 70 ms (10 ms minimum pause)
Input type Optical insulated free potential
Maximum input voltage 24 VDC
Maximum input consumption 10 mA
Voltage transformer ratio 1 ... 750 000
Current transformer ratio 1 ... 750 000
Supply voltage power cuts memory 15 events
Sampling rate 40 kHz
Events trigger 10 ms
Memory 1 GB
Display type and size VGA TFT 5.6”
Temperature input NTC sensor 10 kΩ / 25°C
RS485 port RS485 (optional) / Modbus RTU / 9.6; 19.2; 38.4 ; 57.6 ;115 kBd
Ethernet RJ45 / 10 / 100 Mbit
USB Type B
Over voltage category 600 V CAT III
Pollution degree 2
Ambient temperature -25°C ... +70°C
Dimensions 144 x 144 mm
Panel cut-out 136,5 x 136,5 mm
Site depth 75 mm
Weight 1350 g
Protection class IP20 rear panel / IP54 front panel
Related standards IEC 61000-4-30 Class A, IEC 61000-4-7, IEC 61000-4-15, IEC61557-12