Circutor CEM-C12c, Instruction Manual

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8.- TECHNICAL FEATURES
Power supply
Mode
Self-powered
Voltage Measurement
Connection Single-phase
Reference voltages 230 V ~
Frequency
CEM-C12c 50 / 60 Hz
CEM-C12c-MID 50 Hz
Power consumption ≤ 12 VA, ≤ 1 W
Current measurement
Rated Current (In)
CEM-C12c
5 A
CEM-C12c-MID 0.25 ... 5 A
Maximum current (Imax) 100 A
Starting current
0.004 Ib
Accuracy
Accuracy
CEM-C12c
Class 1 (IEC 62053-21)
CEM-C12c-MID Class B (EN50470)
RS-485 Communications
Bus RS-485
Protocol
Modbus RTU
Baud rate
9600 - 19200 - 38400 - 115200 bps
User interface
Display LCD
Maximum counter value 99999.99 kWh
Keys
1 key
LED (kWh) 1000 imp/kWh ( width: 90 ms)
Environmental features
Operating temperature -25ºC... +70ºC
Storage temperature
-30ºC... +70ºC
Relative humidity (maximum value)
95%
Average humidity value of year 75%
Mechanical features
Dimensions ( Figure 12)
90 x 18 x 72 mm
Weight 0.10 kg
Enclosure
PTB + 15% GF
Protection degree IP IP51
Use Indoor
Connections
RS-485 (B-, S, A+) ≤ 1.5 mm
2
0.4 Nm Flat, PH2
Neutral (N)
≤ 1.5 mm
2
0.4 Nm Flat, PH2
Measure (L, LOAD) ≤ 22 mm
2
≤ 3 Nm Flat, PZ2
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Instruction Manual
CEM-C12c