Application The meter is designed to measure three phase four wire AC active energy like residential , utility and industrial application. It is a long life meter with the advantage of high stability , high over load capability , low power loss and small volume . Prouducts character 1. max current:80A DC. 2. Standard 7-modulus width,TH35-7.5 type rail installation 3. Multi-function parameter measurement, providing voltage, current, active power, reactive power, apparent power, power factor, phase Angle, etc 4. Support two-way electric energy metering, provide monthly electricity consumption statistics for the last 12 months, and daily electricity consumption statistics for the last 31days 5. In-built relay, support remote control and prepaid management control,providing latest 50 times opertation records,10 SOE event records 6. Support the power consumption parameter monitoring and alarm function 7. Support WIFI,LoRa,NB-IoT,4G etc. wireless communication way 8. Support 1 pulse output, 1 RS485 communication
Product Description
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Model NO.
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Dac7321c
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Theory
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Electronic Meter
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Power Meter Connection
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Feed-through Type
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Measured Signal
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Pulse Peak
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Type
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Power Meter
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Certification
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RoHS, ISO, CE
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Customized
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Customized
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Model No.
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Dac7321c
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Related Voltage
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3*110/190V or 230/400V AC
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Rate Current(Ib)
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5A
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Communication
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Modbus
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Connect
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AC
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Measure Type
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1p2w
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Pulse Constant
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1000 Imp/Kwh
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Operating Temperature
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-25 to +55ºC
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Harmonics Emissions
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IEC 61000-3-2
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IP Degree of Protection
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Designed to IP51 Front Display, IP30 Meter Body
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Pulse Width
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60/100/200 Milliseconds (Configurable)
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Transport Package
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Paper Carton+Pallets
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Specification
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98*126*80 mm
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Trademark
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XOCA
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Origin
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Zhejiang China
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HS Code
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903033900
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Production Capacity
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1000000 PCS /Year
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Technicial parameters
| Model |
DAC7300C/DAC7301C/DAC7321C/DAC7320C |
| Electrical Characteristics |
Rate voltage (Un) |
3*110/190V or 230/400V AC |
| Operational voltage |
L-N: 85 to 275V AC; L-L: 85 to 480V AC |
| Overload capacity of voltage |
2*Un for 1 second |
| Rate current(Ib) |
5A |
| Maximum current(Imax) |
80A |
| Operational current |
0.1%Ib to Imax |
| Overload capacity of current |
30*Imax for 0.01 second |
| Operational frequency range |
45 - 65Hz |
| Power consumption |
<2W/10VA |
| Pulse constant |
1000 imp/kWh |
| Display |
LCD with backlight |
| Maximum reading of energy |
999999.99 kWh/kVarh |
| Measure type |
Three phase four wire |
| Measurement accuracy |
Voltage, Current |
±0.5% |
| Active power |
±1.0% or 0.5% |
| Reactive power |
±2.0% |
| Apparent power |
±1.0% |
| Active energy |
±1.0% or 0.5% |
| Reactive energy |
±2.0% |
| Power factor |
±1.0% |
| Frequency |
±0.2% |
| Environmental Characteristics |
Operating Temperature |
-25 to +55ºC |
| Storage Temperature |
-40 to +80ºC |
| Humidity |
< 90%, non-condensing |
| Pollution Degree |
2 |
| Altitude |
Up to 2000m |
| Vibration |
10 Hz to 150Hz, IEC 60068-2-6 |
| IP Degree of Protection |
Designed to IP51 front display, IP30 meter body |
Electromagnetic
Characteristics |
Electrostatic Discharge |
±8kV(contact discharge),±15kV(air discharge); Level 4, according IEC 61000-4-2 |
| Immunity to Radiated Fields |
10V/m,80 - 2000MHz; Level 3, according IEC 61000-4-3 |
| Immunity to Electrical Fast Transients |
±4kV; Level 4, according IEC 61000-4-4 |
| Immunity to Surges |
±4kV; Level 4, according IEC 61000-4-5 |
| Immunity to Conducted Disturbances |
10V,0.15 - 80MHz; Level 3, according IEC 61000-4-6 |
| Immunity to Magnetic Fields |
IEC 61000-4-8 |
| Immunity to Voltage Dips |
IEC 61000-4-11 |
| Radiated Emissions |
Class B, according EN55011 |
| Conducted Emissions |
Class B, according EN55011 |
| Harmonics Emissions |
IEC 61000-3-2 |
| Safety |
Overvoltage Category |
CAT III, according IEC 61010-1 |
| Measurement Category |
CAT III, according IEC 61010-1 |
| Insulation |
AC Voltage Test: 4kV for 1 minute |
| Impulse Voltage Test: 6kV - 1.2/50µS waveform |
| Protective Class |
II, according IEC61010-1 |
| Communications |
Interfaces standard and protocols |
2-wire RS485, Modbus RTU
Optional: Mbus |
| Buad rate |
1200 to 9600 bps, default is 9600 bps |
| Parity bit |
None, Even, Odd, default is None |
| Stop bit |
1 or 2, default is 1 |
| Response time |
<100ms |
| Transmission mode |
half-duplex |
| Transmission distance |
Up to 1000m |
| Max. Bus loading |
32 pcs |
| Wireless communications |
Types that can be supported |
WIFI, LoRa, NB-IoT, 4G |
| Pulse output |
Interface type |
Open collector optocoupler |
| Pulse constant |
Per pulse equal 0.001/0.01/0.1/1 kWh/kvarh (Configurable) |
| Pulse width |
60/100/200 milliseconds (Configurable), default is 100milliseconds |
| Pulse output type |
Import/export/total active energy, Import/export/total reactive energy (Configurable) |
| Class |
Class A, according IEC 62053-31 |
| Input voltage |
5 to 27 VDC |
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