Related Manuals for MEWOI MEWOI400
Summary of Contents for MEWOI MEWOI400
- Page 1 Wireless H/L Hook Type Current Meter MEWOI400,MEWOI400B USER MANUAL www.mewoi.com...
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Page 2: Table Of Contents
Table of contents Safety instructions ................ 3 Ⅰ．Introduction ..................4 Ⅱ．Type difference................. 5 Ⅲ．Technical specification ..............5 Ⅳ．Structure ..................8 Ⅴ. Operation ................... 9 1．Basic operations ................9 2．Test ..................... 10 Ⅵ．Battery management ..............11 Ⅶ．Packaging list ................. 12... -
Page 3: Safety Instructions
Safety instructions ● Danger of high voltage！ Operators must receive strict training and obtain relevant national high-voltage operation certification before using this instrument for field tests. ● Operators must fully understand the manual instructions and master how to operate this instrument before carrying out field tests. ●... - Page 4 long. ● Please note the polarity when the battery is replaced. If it cannot be replaced, please contact the manufacturer. ● Disassembly and repair of this instrument should be operated by staff with authorized qualification, and this instrument should be maintained regularly. ●...
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Page 5: Ⅰ. Introduction
Ⅰ. Introduction MEWOI400(400B) wireless high-low voltage hook amperemeter consists of large-aperture hook instrument, wireless receiver and extensible insulation rod. The iron core of hook instrument is made by new materials: portable, high-precision, wide measurement range and good linearity. When the instrument... -
Page 6: Ⅱ.type Difference
Thus, it is widely applied in current detection and outdoor electrician operations in substations, power generation plants, industrial and mining enterprises, detection stations and electrician repair departments. Ⅱ.Type difference Type Current measurement range Remark MEWOI400 AC 0～6000A Wider current measurement AC 0～20.0kA MEWOI400B range Ⅲ. Technical specification High-low voltage AC leakage current, current and frequency test;... - Page 7 method Transmission Straight transmission distance about 150m distance 3.5-inch True Color LCD display, press upper and lower Display mode arrow button to adjust the backlight luminance Ф168mm Conductor or cable, or 168mm× 245mm bus bar Tested line diameter Current: AC 0～6000A or AC 0～20.0kA (50/60Hz Measurement automatic) range...
- Page 8 Test bare conductor under 35kV, cable with safe Line voltage insulation sheath under 110kV (operate with insulation rod) Press HOLD button under testing mode to maintain the data, Data and then press HOLD button again to cancel the maintenance maintenance Press ESC button to exit from current interface and return to Exit function the upper directory...
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Page 9: Ⅳ. Structure
Working humidity -10℃～40℃; below 80%Rh temperature Storage humidity and -10℃～60℃; below 70%R temperature Interference No interference from other 433MHz signals Insulation rod: AC 110kV/rms(between both ends after 5 nodes of insulation rod are totally extended) Insulation Hook instrument: 2000V/rms(between the connector of intensity insulation rod and the top end of hook instrument) Receiver: 2000V/rms(before the front and back end of outer... -
Page 10: Ⅴ. Operation
10: Working indication light 11: ESC exit button 12: HOLD button 13: Arrow button and ENTER confirm button 14: Extensible insulation rod handle Ⅴ. Operation 1．Basic operation Receiver and hook instrument are opened or closed by pressing POWER button. After the instrument is initiated, LED indication light is turned on to enter testing mode. -
Page 11: 2．Test
Enter into data deletion mode, and select “Yes” and press ENTER button to confirm deleting all the stored data. The data cannot be restored after deleted. Please be cautious of operation. 2．Test High voltage, extreme danger! Must be operated by staff who has received training and obtained authorized qualification. -
Page 12: Ⅵ Battery Management
● Hook the null line and live line (2 lines) together and then measure single-phase leakage current of electrical appliance. ● Hook the grounding line (1 line) and then measure the leakage current of this equipment grounding line. ● Hook three-phase four lines (4 lines) together to test the total leakage current. ●... -
Page 13: Ⅶ Packaging List
3. Press POWER button to see if the instrument can be initiated normally. If it cannot, please operate according to Step 2. 4. If the user cannot replace the battery, please contact with the manufacturer. Ⅶ Packaging list Hook instrument 1 set Receiver 1 set... - Page 14 esting pecialist...
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