2 circuits 1000V din rail mounted DC meter
SCM5104 is a dual channel DIN rail DC energy meter that supports 5-1000V DC voltage and RS485 Modbus/DLT645 communication. The SCM5104 series has dual DC input channels and is an ideal solution for measuring and monitoring DC systems, such as telecommunications base stations, electric vehicle charging stations, solar photovoltaic systems, etc. The SCM5104 series provides multi parameter measurements such as current, voltage, power, frequency, input and output energy, etc. In addition to two pulse outputs, it also provides two RS485 ports for Modbus communication This instrument has two versions and can be powered on using AC or DC auxiliary power supply. The input voltage range can reach 1000V.
Specifications
| Voltage | 5-1000V DC |
| Input current (shunt) | 75mV(45mV/60mV optional) |
| Shunt primary current | 1-2000A |
| Auxiliary power supply | 85-300V AC / 9-40V DC |
| AC power consumption | ≤ 2W / 5VA |
| DC power consumption | ≤ 2W |
| AC withstand voltage | 4400V / 1min |
| Pulse withstand voltage | 6.4kV~1.2/50uS |
Accuracy
| V | 0.5% |
| A | 0.5% |
| P | 1% |
| Q | 1% |
| Performance standards | |
| Working humidity | ≤90% |
| Storage humidity | ≤95% |
| Working temperature | -25℃-+55℃ / -40℃-+70℃ |
| Storage temperature | -40℃-+70℃ |
| Installation category | CATII |
| Waterproof rating | IP51(indoor) |
| Electrostatic discharge | 8kV contact discharge / 15kV air discharge |
| EMC | IEC 61000-4-3 |
| Group pulse | 4kV |
| Conducted radiation | IEC 61326-1 |
| Bus type | RS485 |
| protocol | Modbus RTU or DL/T 645 |
| Baud rate | 1200/2400/4800/9600/19200bps |
| Address range | 1-247 |
| Bus load | 64pcs |
| Communication distance | 1000M |
| Parity | EVEN/ODD/NONE |
| Data bit | 8 |
| Stop position | 1 or 2 |
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