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digital power meter
Reminding:WIFI/GPRS/433MHz meter only support panel power meter(black one) now
Connectivity advantages |
|
Support Extra sensor |
333mV CT Rogowski coil |
Programmable digital output |
Alarm Relay |
Communication |
Modbus RS485 with screw terminals allows connection to a daisy chain |
Display |
2.0 inch TFT screen 220*170 dots |
Sampling Frequency |
8kHz |
Specification |
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Model |
ME631 |
||
Product component type |
Multifunction power meter |
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Poles description |
1P+N 3P 3P+N |
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Device application |
Power analysis Tariff meter |
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Input type |
External CT(333mV only) Rogowski coil |
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Display |
2.0 inch TFT screen display |
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Sampling rate |
8k samples per second |
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Mounting mode |
Clip-on |
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Mounting support |
DIN rail |
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Harmonic |
52th Max |
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Display characteristics |
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Dimensions (VA) |
39mm x 32mm |
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Display resolution |
220 x 170 dots |
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Mechanical characteristics |
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Weight |
212g |
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Dimension |
L*W*D:76*95*71mm |
Maximum value measured |
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Parameter |
Range |
Resolution |
Voltage |
9999.9A |
0.1 |
Current |
9999.9V |
0.1 |
Power |
9999W |
1 |
Power factor |
0.999 |
0.001 |
THD |
99.9% |
0.1% |
Energy |
9999.9KWH 999.99MKWH |
0.1KWH 0.01MKWH |
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,AVG) |
Energy |
EP,EFQ,ES,Freq(Per Phase,SUM) |
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 |
Calibration |
|
Current |
Per phase,all |
Voltage |
Per phase,all |
Power factor |
Per phase,all |
Energy |
Reset to “0” |
Communication |
|
Transmission mode |
RS485 port,Half duplex |
RS485 link |
2 wires,GND |
Communication protocol |
MODBUS RTU |
Settings |
|
Communication address |
1 to 247 |
Baud rate(communication speed) |
1200 to 57600 baud |
Parity |
Non |
Environmental conditions |
|||
Operating temperature |
-25℃ to +55℃ |
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Storage temperature |
-40℃ to +85℃ |
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Humidity rating |
5 to 95% RH at 50℃(non-condensing) |
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Pullution degree |
2 |
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Overvoltage category |
III,for distribution systems up to 277/480VAC |
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Dielectric withstand |
As per IEC61010-1, Doubled insulated front panel display |
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Altitude |
3000m Max |
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IP degree of protection |
IP20 conforming to IEC 60629 |
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Colour |
White |
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Contractual warranty |
12months |
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|
Port definition
Port number |
Port name |
Port function |
Remarks |
1 |
I11 |
A-phase current input positive |
A-phase current |
2 |
I12 |
A-phase current input negative |
|
3 |
I21 |
B-phase current input positive |
B-phase current |
4 |
I22 |
B-phase current input negative |
|
5 |
I31 |
C-phase current input positive |
C-phase current |
6 |
I32 |
C-phase current input negative |
|
7 |
Vn |
N-phase voltage input |
Voltage input |
8 |
V3 |
C-phase voltage input |
|
9 |
V2 |
B-phase voltage input |
|
10 |
V1 |
A-phase voltage input |
|
11 |
D0 |
RS485 A |
RS485 communication |
12 |
D1 |
RS485 B |
|
13 |
0V |
RS485 GND |
|
14 |
S1 |
Relay-ON |
Relay output |
15 |
S0 |
Relay-MID |
|
16 |
S2 |
Relay-OFF |
|
17 |
OP1 |
reserved |
Option function |
18 |
OP2 |
reserved |
|
19 |
N |
AC(N)/DC(-) |
Power 85~265V AC/DC |
20 |
L |
AC(L)/DC(+) |