ME-3H31 LED display three phase digital PF meter, measure power factor with high-precision
USD $19.8 - $23.3 /Piece
Min.Order:1 Piece
Wenzhou Morning Electronics Co., Ltd.
Feature | |
•Measure power factor with high-precision. | |
•Provide LED display and local data query. | |
•Programmable current and voltage transformation ratio. | |
•Support RS-485 communications and Modbus-RTU protocol. | |
•Support switch input, switch output and analog output. | |
•Power supply: AC / DC 80V~270V ,AC 220V,AC 380V,AC 100V,DC 48V,DC24V | |
•There are various choices of dimensions to meet the requirements of different electrical circuit enclosure. | |
Technical Index | |
Accuracy Measurement | |
power factor | class 0.5 |
Input Measurement | |
Wiring | single-phase,3-phase 3-wire |
Rated Voltage | AC 57.7V,AC 100V,AC 220V,AC 380V |
Rated Current | AC 1A,AC 5A |
Overload
| Voltage:Sustained: 1.2 times; Instantaneous: 2 times/ 1s |
Current:Sustained: 1.2 times; Instantaneous: 10 times/ 5s | |
Power consumption | Voltage: <1VA (per phase),Current: <0.4VA (per phase) |
Impedance | Voltage: >300KΩ , Current:<20mΩ |
Frequency | 45~65Hz |
Power supply | |
Working range | AC/DC 80V~270V,AC220V,AC380V,AC100V,DC 48V,DC 24V |
Power consumption | <4VA |
Functional Module | |
Communication interface
| 1 loop RS-485 Communication, MODBUS-RTU protocol |
Baud rate: 2400 ~ 19200bps, Default: 2400bps | |
Switching value input | 4 loops switching value input, dry joint |
Switching value output | 3 loops relay output, capability: AC 250V/5A,DC 30V/5A |
Transmission output | 3 loops analog output: 0/4~20 mA or 0~5/10 V |
Environment | |
Operational environment | -10℃~+55℃ |
Storage environment | -25℃~ + 70℃ |
Relative humidity | ≤93 %,in the place without corrosive gas |
Height above sea level | ≤2500m |
Safety | |
Insulation resistance | > 100MΩ |
AC withstand voltage | AC 2KV |
Electro Magnetic Compatibility | |
Electro-Static discharge | class 4 |
Electrical Fast Transient pulse train | class 4 |
Electrical surge | class 4 |
Outline Dimension | |
External Dimension( m m ) | 120×120;80×80;96×48;96×96;72×72;48×48;120x60;160x80 |
Cutout Dimension( m m ) | 111×111;76×76;92×45;92×92;68×68;45×45;114x56;152x76 |
Specification Matching | ||||||||||
Model Function | Measurement | Extended Function(Optional) | Display | Cutout Dimension (mm) | External Dimension ( mm ) | |||||
| single phase power factor | three phase | Switch input | Switch output | Transmission output | Communication interface | LED | LCD |
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ME-H11 | √ | - | 2 | 2 | 1 | 1 | √ | - | 152X76 | 160x80 |
ME-3H11 | - | √ | 2 | 2 | 1 | 1 | √ | - |
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ME-H21 | √ | - | 2 | 2 | 1 | 1 | √ | - | 111X111 | 120×120 |
ME-3H21 | - | √ | 2 | 2 | 1 | 1 | √ | - |
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ME-H31 | √ | - | 2 | 2 | 1 | 1 | √ | - | 92X92 | 96×96 |
ME-3H31 | - | √ | 2 | 2 | 1 | 1 | √ | - |
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ME-H41 | √ | - | 2 | 2 | 1 | 1 | √ | - | 114X56 | 120x60 |
ME-3H41 | - | √ | 2 | 2 | 1 | 1 | √ | - |
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ME-H51 | √ | - | 2 | 2 | 1 | 1 | √ | - | 92X45 | 96×48 |
ME-3H51 | - | √ | 2 | 2 | 1 | 1 | √ | - |
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ME-H61 | √ | - | 2 | 2 | 1 | 1 | √ | - | 68X68 | 72×72 |
ME-3H61 | - | √ | 2 | 2 | 1 | 1 | √ | - |
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ME-H71 | √ | - | 2 | 2 | 1 | 1 | √ | - | 76×76 | 80×80 |
ME-3H71 | - | √ | 2 | 2 | 1 | 1 | √ | - |
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ME-H81 | √ | - | 2 | 2 | 1 | 1 | √ | - | 45×45 | 48×48 |
ME-3H81 | - | √ | 2 | 2 | 1 | 1 | √ | - |
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Note: The number of optional extended functions would be the maximum number we can extend in normal conditions. If you have any special request, please contact with our technical department. |
ME-3H31 96*96mm hot sale LED display 3-phase digital power factor meter, measure power factor with high-precision