Turnigy MEGA 400WX2 Operating Manual Download Page 17

16 ·

INC

INC

DEC

DEC

-

-

+

+

Start
Enter

Batt type
   Stop

 Start
 Enter

The  left  side  of  the  first  line  shows  the  type  of  battery  you 
choose.  The  value  on  the  left  of  the  second  line  of  the 
charger  is  current  user  set.  After  setting  the  current  and 
voltage,  press 

Start/Enter

  key  for  more  than  3  seconds  to 

start  the  process.(charge  current:  0.1-10.0A,  voltage:  3.7-
22.2V).

This function is for balancing the voltage of Lithium-polymer battery cells while charging. 
In  the  balance  mode,  the  battery  needs  to  have  a  balance  lead  to  connect  to  the 
individual balance port of the charger. And you need to connect the battery's power lead 
to  the  output  of  charger.  Charging  in  this  mode  is  different  from  the  normal  modes, 
because the built-in processor monitors voltage of individual cell and control input current 
fed into each cell to equalized voltage of individual cell.

Charging lithium battery in the balance mode

Number
of
cells

Battery
voltage

Charging
time

Charged
capacity

This  screen  shows  the  real-time  status  during  charge 
process.  Press 

Batt  Type/Stop

  key  once  to  stop  the  charge 

process.

This  displays  the  number  of  cells  you  set  up  and  the 
processor detects.  R shows the number of cells detected by 
the  charger  and  S   is  the  number  of  cells  set  by  you  at  the 
previous  screen.  If  both  numbers  are  identical  you  can  start 
charging  by  press 

Start/Enter

  button.  If  not,  press 

Batt 

Type/Stop

  button  to  go  back  to  previous  screen  to  carefully 

check  the  number  of  cells  of  the  battery  pack  before  going 
ahead.

Charging
current

'> 3 seconds  '

CHARGING LITHIUM BATTERY IN THE BALANCE MODE

Summary of Contents for MEGA 400WX2

Page 1: ...OPERATING MANUAL Balance Charger Discharger For LiPo LiFe LiIon NiMH NiCd Pb Batteries MEGA 400WX2...

Page 2: ...ode 17 Charging Lithium Battery in The Storage Mode 18 Discharging of Lithium Battery 18 Charging NiCd NiMH Battery in The Charge Mode 19 Discharge of NiCd NiMH Battery 20 Charge Discharge and Dischar...

Page 3: ...2 Membrane Button System INTRODUCTION 02 Display 1 Large 2x16 LCD for Easy Reading Display 2 Large 2x16 LCD for Easy Reading Left View Type Stop Button INC DEC Button Enter Start Button Type Stop Butt...

Page 4: ...ars of pleasure and success with your new battery charger MEGA 400W 2 employs the circuit that features dual output power of 400 watts each Total output power are 800 Watts Each output can charge or d...

Page 5: ...trouble All the settings can be configured by users Internal independent lithium battery balancer MEGA 400W 2 employs an individual cell voltage balancer It isn t necessary to connect an external bala...

Page 6: ...charging mode Capacity limit The charging capacity is always calculated as the charging current multiplied by time If the charging capacity exceeds the limit the process will be terminated automatical...

Page 7: ...to be charged or discharged to ensure it meets the requirements of this charger If the program is set up incorrectly the battery and charger may be damaged It can cause fire or explosion due to overc...

Page 8: ...t contacts at any point in the circuit Charging During charge process a specific quantity of electrical energy is fed into the battery The charge quantity is calculated by multiplying charge current b...

Page 9: ...said that NiCd and NiMH batteries are suffering from memory effect NiCd has more memory effect than NiMH Lithium batteries are recommended to be discharged partially rather than fully discharged Frequ...

Page 10: ...09 PROGRAM FLOW CHART...

Page 11: ...ncluded are large Terminal Clips with matching 4mm female bullet connectors for attaching directly to 12V car batteries It is critically important that you use either a fully charged 13 8 car battery...

Page 12: ...ger To avoid short circuit between the charge lead always connect the charge cable to the charger first then connect the battery Reverse the sequence when disconnecting WARNING Balance socket The bala...

Page 13: ...with the erroneous cell count This may cause the fatal result If the processor recognizes the cell count incorrectly at the beginning of charge or discharge process you may extend the time Otherwise...

Page 14: ...city value This program monitors the voltage of input battery If the voltage drops below the value you set the operation forcibly terminated to protect the input battery When you start a charge proces...

Page 15: ...es the form of a declining current curve C until the cut off point D is reached Charge current C 10 At this point the battery can be disconnected from the charger and is ready for use The final voltag...

Page 16: ...ou set up and the processor detects R shows the number of cells detected by the charger and S is the number of cells set by you at the previous screen If both numbers are identical you can start charg...

Page 17: ...he normal modes because the built in processor monitors voltage of individual cell and control input current fed into each cell to equalized voltage of individual cell Charging lithium battery in the...

Page 18: ...cess while the normal charging goes to 1 10 during CV term The charging capacity may be a bit smaller than normal charging but the process time will be reduced This displays the number of cells you se...

Page 19: ...5V for LiIo 3 85V for LiPo and 3 3V for LiFe per cell If the voltage of battery at its initial stage is over the voltage level to storage the program will start to discharge Number of cells DEC Batt t...

Page 20: ...ociated with R C models applications You can press Start Enter key to make it blink and then Inc or Dec to change the parameter value Press START ENTER key to store the value This program charge the b...

Page 21: ...25 0V Press Start Enter key for more than 3 seconds to start the program Charge discharge and discharge charge cycle of NiCd NiMH battery You can set up sequence on the left and the number of cycles...

Page 22: ...an not be used for fast charging please follow the instructions provided by the battery manufacturer Due to the chemistry characteristic of Pb battery the cut off point may be difficult to detect some...

Page 23: ...parameter in the screen will not affect the charge and discharge process They just present the specification of the battery The example is NiMH battery pack including 12 cells the capacity is 3000m Ah...

Page 24: ...played when the temperature probe is used Present input voltage You can inquire various information on the LCD screen during the charging and discharging process Press Dec key the charger will display...

Page 25: ...lfunctioned for some reason Seek professional advice The voltage is lower than which is set Please check the number of cells in the battery pack The processor cannot control the feeding current please...

Page 26: ...r XH Adaptor Temperature Sensor Cable EH Adaptor TP FP Adaptor Dean charging cable Tamiya charging cable TRAXXAS cable charging Glow charging cable Bullet charging cable EC3 charging cable Crocodile c...

Page 27: ...eet the following technical standards EN 61000 6 3 2007 Electromagnetic compatibility EMC Part 6 3 Generic standards Emission standard for residential commercial and light industrial environments EN 5...

Page 28: ...current Maximum circuit power chart Output 1 2 Per Output 5 0 3 0 2 0 1 5 1 2 1 0 5 0 3 0 2 0 1 5 1 2 1 0 5 0 3 5 2 3 1 7 1 4 1 2 5 0 5 0 4 2 3 3 2 8 2 4 2 1 1 9 1 7 1 5 1 4 1 3 1 2 1 1 20 0 20 0 20 0...

Page 29: ...e prescribed by law our obligation to pay compensation regardless of the legal argument employed is limited to the invoice value of those products which were immediately and directly involved in the e...

Page 30: ...f 600mA and a 3C current value of 3 x 600mA 1800mA or 1 8A The 1C current value for a 3200mAh battery would be 3200mA 3 2A Nominal voltage V The nominal voltage of the battery pack can be determined a...

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