Related Manuals for MEWOI MEWOI9000
Summary of Contents for MEWOI MEWOI9000
- Page 1 Leakage Current Monitoring Recorder MEWOI9000,MEWOI9000C User Manual www.mewoi.com...
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Page 3: Table Of Contents
CONTENT Warning ....................1 I．Brief Introduction ................3 II．Electrical Symbol ................4 III．Series Model .................. 4 IV. Technical Specifications ..............4 V. Instrument Structure ................. 6 VI. Instrument Operation ..............7 1 Turning on and off ..............7 2. Language Selection ..............7 3. -
Page 4: Warning
Warning Thank you for buying MEWOI9000 Leakage/Current Monitoring Recorder manufactured by our company. Please keep to the following requirements in order to use the product properly: ——Read the User Manual carefully. ——keep to the safety rules and precaution given in the manual strictly. - Page 5 out only by a authorized and qualified person. When there is an instrument fault, never use it because continual use may result in danger. In this case, isolate the instrument immediately and delivered to an authorized agency for dealing with it. ...
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Page 6: I．brief Introduction
I．Brief Introduction MEWOI9000 series Current/Leakage Monitoring Recorder is well designed and manufactured for online measurement, monitoring and recording of AC leakage / current. It is composed of a tester, monitoring software, current clamp and communication cable, etc. This instrument has been widely applied in... -
Page 7: Electrical Symbol
III．Series Model Model Range Resolution Accuracy Clamp size 0.0A-500A 0.1A ± 2%± 5dgt 35mm×40mm MEWOI9000 MEWOI9000C 0.00mA-20A 0.01mA ± 2%± 5dgt 25mm×30mm IV. Technical Specifications Measuring AC leakage current and AC current, on-line Functions monitoring and recording, locating insulation faults and repairing electrical lines. - Page 8 Display field: 44mm×27mm Dimension Shield Type Type B: Double shielding Sampling 2 samples/s Rate 4200 sets (data loss does not occur after power failure Data storage or replacing the battery) Recording internal adjustable from 1 to 60 min, If set to Time Setting 0 min, the auto-store function is turned off Continuously operate for about 10 days at the...
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Page 9: Instrument Structure
V. Instrument Structure 1. Current clamp interface 2. LCD（128dots×64dots, Chinese and English MMI） 3. Up, down, left, right keys and MEM control key 4. Instrument body 5. POWER key (for turning on and turning off the instrument) 6. RS232 interface for data download 7. -
Page 10: Instrument Operation
VI. Instrument Operation 1 Turning on and off Turn on the instrument by pressing the POWER key. The LCD will light up. The display on the LCD is as shown in the left figure. If the LCD display is dim, the battery voltage may be low. -
Page 11: Selecting Power-Saving Mode
4. Selecting Power-saving Mode Press the DOWN arrow key at the measurement status to turn off the LCD back-light and enter the power-saving mode. Press the UP arrow key to turn on the backlight. The power consumption at the power-saving mode is only 20 percent of the one at the common mode (the backlight is turned on). -
Page 12: Data Inquiry
The instrument doesn’t have automatic clock function. The date and time will reset to the default value (08.08 AM, Aug 8, 2008) each time the instrument is turned on. Press the MEM key to “Cancel” or maintain the previous setting. The storage interval is defaulted to “00”... -
Page 13: Deleting Data
7. Deleting Data At the measurement state, press the MEM key to access the function menu, press the UP or DOWN arrow keys to move the cursor to “Deleting Data” item, When press the MEM key again, a data deleting tips will pop up. Press the MEM key with the cursor located at “OK”... - Page 14 1) Connect the current clamp with the instrument body properly, turn on the instrument and enter the measurement mode. 2) Clamp the measured object with the current clamp (ensure that the clamp end should be fully closed). Observe the reading. If an OL symbol is displayed on the instrument LCD, the measured current exceeds the upper measurement limit of the instrument.
- Page 15 Detect electric leakage of equipments Detect electric leakage of ground conductors -12-...
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Page 16: Real-Time Monitoring
Measure line current 9. Real-time Monitoring Turn on the instrument and enter the measurement state. Connect a PC with the instrument via a RS232 communication cable supplied with the instrument. Run the software installed in the PC. If the communication is normal, the users can monitor current in real-time manner via the PC. -
Page 17: How To Operate The Monitor Software
MEWOI Leakage/Current Monitoring software needs to be installed in Windows XP/2000 systems. The monitor software provides online and real-time monitoring and historical data inquiry. With the MEWOI software, the instrument can display current dynamically, display current waveform, maximum value, minimum value and average value. The users can preset the alarm limit. -
Page 18: Real-Time Monitoring Menu
2. Real-time Monitoring Menu Special notes: You can zoom the waveform by pressing the left key of mouse and dragging the cursor upward or downward when the cursor is located within the waveform display area. 3. Alarm Prompt -15-... -
Page 19: Storing Waveform
A red alarm lamp will blink when the measured current value exceeds the preset alarm limit. The users may cancel the alarm setting value. 4. Storing Waveform A waveform may be stored while the current is monitored in a real-time manner. -
Page 20: Reading Historical Data
The historical inquiry functions include such functions as reading, storing and clearing historical data, generating a curve, printing data, queuing data in ascending or descending order, data backup and page-up and page-down. 6. Reading Historical Data -17-... -
Page 21: Historical Data Queuing In Ascending Order
The more the historical data is, longer time it takes to read them. The software provides a reading progress indication. 7. Historical Data Queuing in Ascending Order Queue the historical leakage current values in ascending order. If one value equals to another value, queue them in chronological order. 8. -
Page 22: Historical Data Storage
Queue the historical leakage current values in descending order. If one value equals to another value, queue them in reverse chronological order. 9. Historical Data Storage The historical data is stored in TXT format in page -19-... -
Page 23: Replacing Battery
VIII. Replacing Battery Observe the correct battery polarity, Otherwise, the instrument will be damaged. Replace the battery with a new one as soon as possible when the battery voltage is low. Don not use the new battery together with a old battery. 1) When the battery voltage drops to 4.6V to 4.8V, a symbol will be displayed on the instrument, indicating the battery voltage is low. -
Page 24: Ⅸ. Accessories
Ⅸ. Accessories Tester 1 PCS Current clamp 1 PCS RS232 communication cable 1 PCS MEWOI monitor software (CD-ROM) 1 PCS Instrument bag 1 PCS User manual 1 Copy Warranty card and quality certificate 1 Copy -21-... - Page 26 esting pecialist...
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