1010 M1M 20 POWER METER USER MANUAL
3.5.Technical data
Auxiliary power supply
Voltage 100-230 V AC/DC ±15%
Frequency 50 - 60Hz ±5%
Power consumption 5VA max
Installation category CAT III 300V class per IEC 61010-1 edition 3
Protection fuse T1 A-277 VAC
Measurement accuracy
IEC 61557-12
IEC 61557-12 PMD/S/K55/1 (M1M 20, M1M 20 Modbus, M1M 20
Ethernet)
IEC 61557-12 PMD/S/K55/0.5 (M1M 20 I/O)
Active energy
IEC 61557-12 Class 1 (M1M 20, M1M 20 Modbus, M1M 20 Ethernet)
IEC 61557-12 Class 0.5 (M1M 20 I/O)
IEC 62053-22 Class 0.5S (M1M 20 I/O)
Reactive energy IEC 61557-12 Class 2
Active power
IEC 61557-12 Class 1 (M1M 20, M1M 20 Modbus, M1M 20 Ethernet)
IEC 61557-12 Class 0.5 (M1M 20 I/O)
Reactive power IEC 61557-12 Class 2
Apparent power IEC 61557-12 Class 2
Voltage IEC 61557-12 Class 0.5
Current IEC 61557-12 Class 0.5
Neutral Current (calculated) IEC 61557-12 Class 1
Frequency IEC 61557-12 Class 0.1
Unbalance IEC 61557-12 Class 0.5
Harmonics, THD (Current, voltage) IEC 61557-12 Class 1
Voltage Measurement inputs
Voltage Range 80-265 VAC(L-N)
Type Single-phase, three-phase (3P, 3P+N)
Rated frequency 50Hz or 60Hz
Protection fuse T1 A-277 VAC
Current measurement inputs
Current input mode Indirect insertion with CT
Rated current at secondary side of CT 1A or 5A
Range without accuracy derating 50mA-6A
I/O
Digital Output
Number of output channels 2 (M1M 20 I/O only)
Voltage 5-48VDC
Current 2-100mA
Digital Input
Number of input channels 2 (M1M 20 I/O only)
Voltage 24VDC
Mechanical properties
Overall Dimensions 96 mm x 96 mm x 85 mm
IP degree of protection (IEC 60529)
Front: IP51
Terminals: IP20
Max. weight 345g
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