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Help CenterSingle Phase Digital Energy Meter
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single phase digital energy meter
FAQ( Frequently Ask Questions)
1. What is the function of the EU9 single phase energy meter ?
It can measure and display single phase voltage , current , active power , reactive power , apparent power , power factor , Kwh , Kvarh ect.
2. Does EU9 single phase meter support CT(current transformer) ?
Yes , it support CT , you can set the ct ratio freely on the menu of the meter.
3. Does the single phase energy meter support RS485 communication ?
Yes , it has RS485 communication serial , support Modbus-RTU.
4. Does EU9 single phase watt meter support 4-20mA transmition output ?
Yes , it has one 4-20mA transmition output . It can make transmit ouput of voltage , current, power factor,
active power , reactive power , apparant power ect.
Features
1. Power supply: AC/DC 100-240V
2. Available for measuring voltage, current, active power , reactive power , appearant power, Power factor and Kwh, Kvarh .
3. With high and low limit programable alarms of voltage,current /,active power , reactive power ,power factor, KWH ect.
4. With RS485 communication interface,Modbus RTU communication protocol
5. With power off protectionfor runnning status and KWh .
6. Optional 4-20mA transmition output.
Specifications
| Direct input range | Voltage:AC 6-450V Current:AC 0.015-5A |
| CT(current transformer) ratio | 1.0-1999 settable |
| Accuracy | 0.5% |
| Power supply | AC/DC 100~240V |
| Dielectric strength | DC 2000V/1min |
| Communication | RS485 communication interface ,adopt Modbus RTU protocol |
| Transmition output | DC 4-20mA analog output, accuracy:±0.5%F .S loading capacity ≤600Ω |
| Insulated impedance | 100MΩ |
| Work environment | 0~50℃,relative humidity ≤85%RH |
| Dimension(mm) | 96W*96H*100L |
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