DECODE EMU-C3 Manuale d'uso - Pagina 13
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6
Technical characteristics
6.1 Common characteristics of EMU V3, C3, A3
Number of inputs
Communication
Serial speed
Data format
Factory defaults
Connection
Power supply
Consumption
Enclosure
Dimensions
Isolation
6.2 EMU V3 – Three phase AC voltage
Measured parameters
Measurement type
Measurement range
Resolution
6.3 EMU C3 - Three phase AC current, with CT*
Measured parameters
Measurement type
Measurement range
Resolution
* Must be used with current transformers (CT) with 5A output.
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3
Modbus slave, RS-485, address range 1-247,
broadcast address 0
1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps
1 start, 8 data, parity: None, Even, Odd
9600bps, 1 start, 8 data, parity none, Modbus address 1
Screw terminals
10-28V DC
less than 1W
Plastic, DIN 35mm rail mounting
35 x 88 x 57 mm
3000V DC
AC voltage L1, L2, L3, L12, L23, L31, frequency
True RMS, frequency is measured indirectly by measuring
the signal period
L1, L2, L3
0-250V AC rms
L12, L23, L31 0-500V AC rms
Frequency
20-70Hz
Voltage
10mV rms
Frequency
0.01Hz
AC current CT1, CT2, CT3
True RMS
0-5A AC rms
Current
1mA rms
Frequency
0.01Hz
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Technical characteristics
EMU_UM_V12_05042020.pdf