INTRODUCTION
| MEWOI125LE Split Type DC Leakage Current Sensor is used for measurement of high accuracy DC leakage current, low DC current. Adopt the latest CT technology, double shielding layer and split type design, portable, install on line, no need to disconnect the measured circuits, non-contact, safe and fast. It can be connected with phase detection analyzer, industrial control equipment, data recorder, oscilloscope, harmonic analyzer, electric power quality analyzer, high precision digital multi-meter, etc. Widely applied in electricity, communication, meteorology, railway, oilfield, construction, measurement, scientific and research teaching unit, industrial and mining enterprises. |
TECHNICAL SPECIFICATION
Function | Measurement of DC leakage current, low DC current |
Test mode | Split Type CT |
CT Size | Φ25mm(available for line $25mm) |
Range | 0～100mA (DC) |
Resolution | 0.1mA (DC) |
Accuracy | ±3.0%FS(23℃±2℃, below 70%RH, keep the wire be in the center of clamp) |
Coils Turn | 800:1 |
Power supply | 9VDC±1VDC |
Power consumption | 20mA max |
Signal output | 25mV/1mA(0~100mA output 0~2.5V) |
Response speed | 2 times/sec |
Output Interface | Brown—positive power input; Yellow—terminal of alert control; Blue—anode signal output; black—GND(cathode power output and cathode signal output, can short circuit with shielding shell ) |
Output Wire Length | 2m(Customize is allowed) |
Electric Field Interference | 3mA |
Measured Wire Position | Approximately in the center of the closed core |
Current Frequency | 45HZ-60Hz(when measuring big current) |
Frequency Feature | 10Hz~100kHz |
Voltage of circuit | Below DC 600V |
Dimension | 78mmx64mmx31mm |
Weight | About 200g |
Working Environment | -10℃ ~ 45℃; below 80%rh |
Storage Environment | -10℃ ~60℃; below 70%rh |
Insulation Strength | AC 2KV/rms.(between the core and shell) |
Safety Rules | IEC1010-1,IEC1010-2-032,Pollution degree:2 CAT Ⅲ(600V) |
Accessories | Sensor 1 piece |
APPLICATION
SELECTION GUIDE
Split Type Current Sensor Probe
Click "Blue" marked Model No. to view the Spec
| Model No. | Range | Clamp Size | Resolution | Coils Turn | Current induction output,Direct Coil tap | Double shielding, anti-jamming capability, suitable for leakage current, small current test |
MEWOI110L | 0.000mA~ 60(AC) | Φ10mm | 1uA, Accuracy 1% | 1:800 | √ | √ |
MEWOI110LE | 0.0mA~ 100mA(DC) | Φ10mm | 0.1mA, Accuracy 3% | 1:800 | √ | √ |
MEWOI125L | 0.000mA~ 60(AC) | Φ25mm | 1uA, Accuracy 1% | 1:800 | √ | √ |
MEWOI125LE | 0mA~ 100mA(DC) | Φ25mm | 1mA, Accuracy 3% | 1:800 | √ | √ |
MEWOI140L | 0.00mA~ 200(AC) | Φ40 mm | 10uA, Accuracy 1% | 1:800 | √ | √ |
MEWOI140LE | 0mA~ 100mA(DC) | Φ40 mm | 1mA, Accuracy 3% | 1:800 | √ | √ |
MEWOI185L | 0.000mA~60A(AC) | 85*20mm | 1uA, Accuracy 1% | 1:800 | √ | √
|
TECHNICAL SPECIFICATION
| Function | Measurement of DC leakage current, low DC current |
| Test mode | Split Type CT |
| CT Size | Φ25mm(available for line $25mm) |
| Range | 0～100mA (DC) |
| Resolution | 0.1mA (DC) |
| Accuracy | ±3.0%FS(23℃±2℃, below 70%RH, keep the wire be in the center of clamp) |
| Coils Turn | 800:1 |
| Power supply | 9VDC±1VDC |
| Power consumption | 20mA max |
| Signal output | 25mV/1mA(0~100mA output 0~2.5V) |
| Response speed | 2 times/sec |
| Output Interface | Brown—positive power input; Yellow—terminal of alert control; Blue—anode signal output; black—GND(cathode power output and cathode signal output, can short circuit with shielding shell ) |
| Output Wire Length | 2m(Customize is allowed) |
| Electric Field Interference | 3mA |
| Measured Wire Position | Approximately in the center of the closed core |
| Current Frequency | 45HZ-60Hz(when measuring big current) |
| Frequency Feature | 10Hz~100kHz |
| Voltage of circuit | Below DC 600V |
| Dimension | 78mmx64mmx31mm |
| Weight | About 200g |
| Working Environment | -10℃ ~ 45℃; below 80%rh |
| Storage Environment | -10℃ ~60℃; below 70%rh |
| Insulation Strength | AC 2KV/rms.(between the core and shell) |
| Safety Rules | IEC1010-1,IEC1010-2-032,Pollution degree:2 CAT Ⅲ(600V) |
| Accessories | Sensor 1 piece
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