Me631

Model NO.
ME631-SD
HS Code
9030899090
Production Capacity
1000
Reference Price
$ 55.80 - 76.50
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Product Description

ME631   Three-phase Power Meter
Modbus communications overview
ME631   adopts standard protocol-Modbus-RTU. Baud rate of communication can change to 1200,2400,4800,9600 etc. through program . Error detection: CRC16 (cyclic redundancy check).
• Size : The data size in Int16
• Type : The encoding data type
• Units : The unit of the register value
• Range : The permitted values for this variable, usually a subset of what the format allows
• Description : Provides information about the register and the values that apply Me631
D isplay
Maximum value measured
Parameter Range Resolution
Voltage 0.001V
999.9V
999.9kV
999.9MV 		0.1
Current 999.9A
999.9kA 		0.1
Power 999.9kW
999.9MW 		0.1
Power factor 0.999 0.001
THD 99.9% 0.1%
Energy 999.9WH
999.9.KWH
999.9MWH  999.9GWH 		0.1
Instantaneous rms Values
Voltage U,UTH2,UTH3,UTH4(Per Phase,AVG)
Current I,ITHD2,ITHD3,ITHD4(Per Phase,AVG)
Power P,FQ,S,PF(Per Phase,SUM)
Energy EP,EFQ,ES,Freq(Per Phase,SUM)
over 999.9GWh,value reset
UTHD(%) UTHD,THD2,THD3,THD4(Per Phase,AVG)
ITHD(%) ITHD,THD2,THD3,THD4(Per Phase,AVG)
Update rate
Data acquisition rate 400ms
Display update rate 0.5s
Energy storage interval
( prevent losing energy when power off ) 		10mis(default)
Calibration
Current Per phase,all
Voltage Per phase,all
Power factor Per phase,all
Energy Reset to "0"  EP,EQ,ES all phase
Record (if order please add -SD in model No.
Record interval 1s to 9999s(default 1min)
Record format csv
Record capacity 1GB(default) record 3.5years in default
Record data Voltage(V),UTHD(%),Current(A),ITHD(%),Frequency(Hz),PF(power factor),Active Power(KW),Reactive Power(KVar),Apparent Power(KVa),
ActiveEnergy(KWh),Reactive Energy(KVarh),Apparent Energy(KVah)
Communication
Transmission mode RS485 port,Half duplex
RS485 link 2 wires
Communication protocol MODBUS RTU
Settings
Communication address 1 to 247 (default 1)
Baud rate(communication speed) 1200 to 57600 baud (default 9600)
Parity Even(default),Old,None   
Data bit 8
Stop bit 1

Certificate
Environmental conditions
Operating temperature -25ºC to +55ºC
Storage temperature -40ºC to +85ºC
Humidity rating 5 to 95% RH at 50ºC(non-condensing)
Pullution degree 2
Overvoltage category III,for distribution systems up to 277/480VAC
Dielectric withstand As per IEC61010-1, Doubled insulated front panel display
Altitude 3000m Max
IP degree of protection IP20 conforming to IEC 60629
Colour White
Contractual warranty 12months
EMC
Electrostatic discharge Level IV(IEC61000-4-2)
Immunity to radiated fields Level III (IEC61000-4-3)
Immunity to fast transients Level IV (IEC61000-4-4)
Immunity to surge Level IV (IEC61000-4-5)
Conducted immunity Level III (IEC61000-4-6)
Immunity to power frequency magnetic fields 0.5mT (IEC61000-4-8)
Conducted and radiated emissions Class B (EN55022 )
Standard compliance
EN 62052-11,EN61557-12,EN 62053-21,EN 62053-22,EN 62053-23,EN 50470-1,EN 50470-3,
EN 61010-1,EN 61010-2,EN 61010-031

Specification
Measurement accuracy
 
Current 0.5% from 1% to 120% (don ' t ensure accuracy when <10A)
Rated current 500A(0.5% from 10A to 600A)
3000A(0.5% from 30A to 3600A)
10kA(0.5% from 100A to 12kA)
Rogwoski coil specification 85mV/kA@50Hz±0.5%
Voltage 0.2% from 100 V to 50 0V (L-L and L-N)
Power factor ±0.005 from 10% to 120%
Active/Apparent Power IEC62053-22 Class 0. 5
Reactive power IEC62053-21 Class 2
Frequency 0.01% from 45 to 65Hz
Active energy IEC62053-22 Class 0. 5 s
Reactive energy IEC62053-21 Class 2
Measurement arrange
Measured voltage 10 0V to 50 0V AC
Frequency range 50/60 H z
Input-current characteristics
Primary current range Adjustable from 0.1A to 9999A
Measurement input range 1/2 25 mV-333mV
Permissible overload 600mV for 10s/hours
Control Power
AC/ DC 85 to 265V  AC/ DC, 3W
Output
Digital output 1 ×digital output(2 ports)(controlled by Modbus )
2.5kVrms insulation
Maximum Switching Power :
10 A, 277 VAC
1 0 A, 28 VDC
Wire diameter for terminals
Connections-terminals Screw terminals 2.5mm 2 ,interval 5.08mm
Alarm
Setting U and I Each phase
Output form Buzzer,Relay
 










 

 

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