OPERATING INSTRUCTIONS
Contents
1. damaged by improper use or failure to observe these operating instructions The warranty will then expire 3 1 Product Safety The product must not be exposed to substantial mechanical strain or strong vibrations The product must be protected against electromagnetic fields static electrical fields extreme temperatures direct sunlight and moisture The manufacturer s instruction for the respective batteries must be observed before they are charged The product should not be connected immediately after it has been brought from an area of cold temperature to an area of warm temperature Condensed water might destroy the product Wait until the product adapts to the new ambient temperature before use Sufficient ventilation is essential when operating the charger Never cover the ventilating slots of the charger especially area in front of the cooling fan need to be at least 8cm free open area for enough ventilation purpose Please take cautions especially when ambient temperature is over 35 degrees Celsius and charging current rate is over 0 5C If higher charging current applied it is more easy to build up temperature on batteries 3 2 Battery Safety Correct polarity must be observed while inserting the batteries Non rechargeable batteries rechargeable alkaline batteries RAM lead acid batteries must not be charged with this product There is danger of explosion Batteries should be removed from the device i2. point of your local authority 11 Technical Data Operating Voltage 12V DC 100 240V 50 60Hz 12V DC 3 0A 200 300 500 700 1000 1500 2000 Power Adapter Charging Current range Discharging Current 200 300 500 700 1000mA range Max Charging Capacity 20000mAh Operating Temperature O to 40 C
3. working mode selection for all four battery slot Press the MODE button subsequently to toggle among the Charge Discharge Test Quick Test and Refresh mode When particular slot working mode need to be changed press SLOT button to select the desired slot and then press MODE button to choose wanted working mode When working mode is changed working current adjustment is possible 6 2 Current Selection Within the first 6 seconds after inserting the battery or right after power up press the CURRENT button to select desired charge current for slots loaded with battery at the same time Current setting can not be altered once the setting has been confirmed in the initial stage If different working current is needed afterwards either changing the working mode or rechargeable battery must be taken out and inserted again Discharge current is set to the selected charge current selected 6 3 Display Selection DISPLAY button is for toggling display information for voltage current capacity work time etc SS OO erv POWERFOCUS EHEHE AR Shanghai SOMI Trading CO Ltd Copyright 2014 6 4 SLOT Selection This button is used to select desired slots for different working mode charge current or display mode Press SLOT button will start the slots selection processing in the sequence cycle of 1 gt 2 gt 3 gt 4 gt 4 slots gt exit 7 Overheat Prote
4. POWERFOCUS HEFHE AR Battery Charger BT C3100 OPERATING INSTRUCTIONS Ce The product is intended to charge and discharge NiCd NiMH or 3 7v Li ion rechargeable batteries in size type of 16340 10440 14500 16340 18500 18650 26650 26500 It provides four independent 1 Intended Use charging slots for rechargeable batteries The charger can also optimize and test the maximum capacity of the rechargeable batteries Each charging slot has its own display to show various information such as charging current battery voltage charged capacity battery internal resistance and elapsed charging time The charging current can be selected for 200mA 300mA 500mA 700mA and 1000mA if only bay 1 and or 4 are used to charging batteries current 1500mA and 2000mA can be further selected Default charging current is 500mA Discharging current can be selected between 200mA 300mA 500mA 700mA and 1000mA Default discharging current is 5010mA The charger can charge batteries of different type and size and with different capacity at the same time It also integrates the minus delta voltage AV for NiCd or NiMh battery charging termination and for Li ion batteries charging to 4 2V with pre selected constant current When battery is fully charged the charger will switch to trickle charging automatically Therefore battery will be kept at its optimum capacity The charger also includes overheat detection to protect rechargeable batteri
5. ction When charger works at high current there will be massive heat generated inside the charger To achieve a good charging result as well as keeping batteries at the top condition lowest temperature rise is very important for both charger and battery BT C3000 charger is equipped with a temperature controlled cooling system When internal temperature is lower than 40C fan will be stopped When internal temperature or battery temperature is over 40C fan will be switched on With our improved charging circuit design for normal good quality battery with low impedance heating built up on battery during charging process is almost unnoticeable However during the last charging stage for Ni Cd or Ni Mh batteries when battery is almost full batteries can become hot This is normal the larger charging current applied the more heat will build up When battery temperature is sensed to be over 60C then over heat protection will be kicked in for safety reason When overheating occurs current working mode for all 4 slots will be automatically halted To tell if it is in the state of overheating protection mode charging current will be reduced to OmA Charging discharging process will only resume after battery temperature drops below 40 degrees Celsius 8 Operation Modes and Display 8 1 Operation Modes Charge Mode The rechargeable battery is charged up to its maximum capacity Accumulated charging capacity is displayed at mAH display
6. es and charger itself from overheating When temperature sensor detects PCB or battery voltage is over 40 degrees Celsius then the fan will be turned on automatically Only when all 6 temperature sensors temperature is measured less than 40 degrees Celsius then the fan will be switched off The charger can only be powered by power supply rated 12v 3 0A Operate and store it in dry indoor environment only This product fulfills European and national requirements related to electromagnetic compatibility EMC CE conformity has been verified and the relevant statements are available upon request Unauthorized conversion and or modification of the device are inadmissible because of safety and approval reasons CE Any usage other than described above is not permitted and can damage the product and lead to associated risks such as short circuit fire electric shock etc Please read the operating instructions thoroughly and keep them for future reference The charger has its backlight turned on after each key press Back light will be switched off after 30 seconds when no key is pressed The maximum charging capacity can be up to 20 000mAH Mia O Shanghai SOMI Trading CO Ltd Copyright 2014 2 Delivery Content Battery Charger BT C3100 lpcs Power Adapter lpcs Operation Instructions lpcs 3 Safety Instructions A We do not assume liability for resulting damages to property or personal injury if the product has been abused in any way or
7. f it is not used for a long period of time to avoid damage through leaking Leaking or damaged batteries might cause acid burns when in contact with skin therefore use suitable protective gloves to handle corrupted batteries Batteries must be kept out of reach of children Do not leave the battery lying around as there is risk that children or pets POWERFOCUS HEFHE ARR Shanghai SOMI Trading CO Ltd Copyright 2014 swallow it Batteries must not be dismantled short circuited or thrown into fire Never recharge non rechargeable batteries There is a risk of explosion Repair works must only be carried out by a specialist specialist workshop 4 Operating Elements 5 Power Supply The shipped power adapter is the power supply for this charger In case you need to use other power adapter please be aware that power supply has the correct polarity plug Also please be noted that power supply need be able to supply minimum 3 0A current Low output power adapter could lead to working improperly Then all LCD segments will light up momentarily null will be shown until any batteries are inserted 6 Operation Once a rechargeable battery is inserted its present voltage for example 1 12v will be displayed for 3 seconds then 500mA default charging current will be shown on display for another 3 seconds If MODE or CURRENT button is not pressed during this 6 seconds charging process will star
8. f that cycle Test mode Checks the present capacity of a rechargeable battery The maximum capacity is determined by discharging the rechargeable battery after it was fully charged If the maximum capacity is much lower than the rated capacity then it may reach the end of its lifetime Quick Test mode The charger will analyze the dynamic internal battery resistance by applying a load and the current reading is referred to the voltage drop detected on the battery Within 10s the tested battery resistance will be displayed in the unit of milliohm For good quality batteries the internal resistance is very low in the range of 20 80 milliohms If battery internal resistance is over 500milliohms then these batteries are not good for supplying power to high current loads such as digital camera etc But they can still be used for low energy loads such as clock remote controllers etc Always use batteries with close internal resistance range when they are used in serial to achieve maximum battery life Alkaline and any other 1 5v batteries can be tested on this charger as well If a completely empty battery is to be tested it is not possible to give any correct reading Please be noted that since the internal battery resistance can be very small and contact resistance can be a major influence factor thus same battery tested in different slot or even at the same slot with different contact condition the reading can be varied for 10 to 20 Th
9. g prevents the rechargeable batteries from being overcharged and compensates for self discharging of the batteries 9 Maintenance The device is maintenance free but should be cleaned occasionally When cleaning the device must be removed from any power source Only use dry and soft cloth to clear the housing of the charger Do not use abrasive or solvents Shanghai SOMI Trading CO Ltd Copyright 2014 10 Disposal 10 1 Disposal of waste electrical and electronic equipment In order to preserve protect and improve the quality of environment protect human health and utilize natural resources prudently and rationally the user should return unserviceable product to relevant facilities in accordance with statutory regulations The crossed out wheeled bin indicates the product needs to be disposed separately and not as municipal waste ar 10 2 Used batteries rechargeable batteries disposal The user is legally obliged battery regulation to return used batteries and rechargeable batteries Disposing used batteries in the household waste is prohibited Batteries rechargeable batteries containing hazardous substances are marked with the crossed out wheeled bin The symbol indicates that the product is forbidden to be disposed via the domestic refuse The chemical symbols for the respective hazardous substances are Cd Cadmium Hg Mercury Pb Lead You can return used batteries rechargeable batteries free of charge to any collecting
10. is is normal Test twice if needed to assure a correct measurement result L POWERFOCUS CHERE AR Due to the construction reason there is around 30milliohm contact resistance from the charger itself and this resistance is calculated together with battery internal resistance It should be deducted from the reading to get a more accurate battery resistance reading When a high impedance battery eg Over 2500milli ohm is loaded onto the charger due to its high internal impedance real displayed charging current can be much less than your pre selected charging current When this happened it doesn t means the charger is defective Eventually it needs longer charging time until fully charged 8 2 Display Charge Discharge Current instantaneous current is displayed Time Elapsed The charging discharging time of the last cycle is displayed Accumulated Capacity The accumulated battery capacity is displayed in mAh For discharge mode it is referring to the accumulated energy discharged from that battery For refresh mode previous charging capacity is displayed even when current working stage is at discharge cycle Battery Voltage The instantaneous battery voltage is displayed At QUICK TEST mode it shows the internal battery resistance in mili ohm 0 001R Full After the rechargeable battery is fully charged in any of the operation modes trickle charging will be started automatically Trickle chargin
11. mode For Ni MH or Ni Cd batteries after charging mode is completed a trickle charge current around 10mA will be applied For Li ion battery once charge mode is completed no trickle charge current will be applied When Li ion battery voltage is dropped less than 4 0v then charging will be activated until battery voltage reaches 4 20v Discharge Mode It is used to reduce the memory effect The rechargeable battery is discharged to a preset battery voltage 0 9v for Ni Cd amp Ni Mh 2 8v for Li ion batteries Once discharge is finished total accumulated discharging capacity is displayed at mAH display mode showing how much energy is discharged from the battery which is always referring to the accumulated discharging capacity Trickle charge current will be applied after discharge cycle is finished preventing the batteries from discharging any further Refresh Mode The rechargeable battery is charged and discharged repeatedly to optimize to its maximum capacity Old rechargeable batteries or rechargeable batteries that have not been used for a long period of time can be restored to their rated capacity Depends on the selected charge current and battery impedance it can take tens hours or even days time before complete Refresh mode will make 3 complete discharge charge working cycles before complete After charge cycle is complete the total charged capacity will be displayed in mAH display mode even it Is at discharging stage o
12. t During the first 6 second time If any button is pressed the unit will wait for another 10s before finishing current slot setting Press SLOT button will confirm the setting right way without the needs of waiting the 10s auto time out time elapsed All other battery can be handled the same So each battery can have its own setting independently While the previous battery slot setting mode is in effective telling by the flashing display of that battery slot LCD and the next battery is inserted then both battery slot display will be flashing which means that any setting change will be applied for all batteries in setting mode at the same time If you have queries about handling the device which are not answered in this operating instruction please check with the distributor for further help Once start normal working mode charging current can no longer be changed unless its working mode is changed or batteries are taken out from charger and insert into charger again During normal working mode if no particular slot is selected by pressing the SLOT button MODE CURRENT and DISPLAY button are always referring to 4 slots simultaneously If a different working or display mode is desired for particular slot press the SLOT button to select the slot and then press Mode or Display to select your wanted working or display mode 6 1 Mode Selection Press and hold the MODE button for 2 seconds to start
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