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La Crosse Technology RS-900 Instruction Manual Download Page 10

 

42

Table 1. Charging Time with various charging current 

Size of battery

Battery Capacity 

Charging current selected (mA)

Estimated charging time 

1800 ~75 

min 

1500 ~90 

min 

1000 

~2 hr 15 min 

700 

~3 hr 15 min 

500 

~4 hr 30 min 

AA 2300 

mAh 

200 

~11 hr 30 min 

1800 ~70 

min 

1500 ~80 

min 

1000 ~2 

hr 

700 ~3 

hr 

500 ~4 

hr 

AA 2000 

mAh 

200 ~10 

hr 

700 ~60 

min 

500 ~84 

min 

AAA 700 

mAh 

200 

~3 hr 30 min 

 

Summary of Contents for RS-900

Page 1: ...TIONS CONTAINED IN THIS MANUAL KEEP THIS MANUAL IN A SAFE PLACE AS YOU MAY NEED TO USE IT AT A LATER DATE We draw the attention of all users of this device please follow the safety and maintenance instructions which are part of this manual Also read the caution markings on the charger the manual and the gift box ...

Page 2: ...quick and optimum charging to AA and AAA rechargeable batteries With charging discharging refreshing and capacity test functions as well as individual LCD displays for charging compartments this charging unit is reliable user friendly and ideal for use in the home office or on journey The Charging unit ...

Page 3: ...ommended charging current of the rechargeable batteries Never adopt a charging current higher than recommended in the charging process 4 Never use any power cable and transformer other than those originally supplied with the charging unit 5 The rechargeable batteries may become hot during charging especially when high charging current is chosen User shall take extra care when taking out the batter...

Page 4: ...detection Discharge mode first discharging and then charging to remove memory effect of rechargeable batteries Refreshing old rechargeable batteries by discharging charging cycles Test function to check the capacities of rechargeable batteries Charging Discharging functions can be launched independently and simultaneously to each rechargeable battery in the compartments Various display modes durin...

Page 5: ...r 4 nos 4 Holding Bag 5 AA rechargeable battery 4 nos AAA rechargeable battery 4 nos 6 Instruction Manual FUNCTION KEYS There are three easy to use function keys and four number keys in the charging unit Compartment Number keys DISPLAY MODE key CURRENT key ...

Page 6: ...n the Charge Discharge Test and Refresh mode To change the operating mode for individual rechargeable battery first press corresponding NUMBER key then press the MODE key DISPLAY key Press and release to select the displays of the charging current in mA time elapsed in hh mm the terminal voltage in V and accumulated capacities in mAh or Ah during the charging or discharging process To change the d...

Page 7: ...kle charge after rechargeable battery is full b Discharge then charge up the rechargeable battery DISCHARGE to discharge the rechargeable battery then charge it for minimizing the memory effect c Refresh the rechargeable battery REFRESH to refresh the rechargeable battery to its maximum capacity by charging and discharging the rechargeable battery repeatedly until no further increase in the capaci...

Page 8: ... are used a charging current up to 1500 or 1800 mA may be set by the pressing the CURRENT key On the other hand when charging three or four numbers of rechargeable batteries at the same time user may select a charging current of 200 500 700 or 1000 mA When charging two batteries at compartment 1 4 max charging current 1800 mA When charging two batteries at compartment 1 2 max charging current 1000...

Page 9: ...timated time of charging by various charging current is tabulated in Table 1 When charging four batteries max charging current 1000 mA When charging two batteries at compartment 2 3 max charging current 1000 mA ...

Page 10: ...acity Charging current selected mA Estimated charging time 1800 75 min 1500 90 min 1000 2 hr 15 min 700 3 hr 15 min 500 4 hr 30 min AA 2300 mAh 200 11 hr 30 min 1800 70 min 1500 80 min 1000 2 hr 700 3 hr 500 4 hr AA 2000 mAh 200 10 hr 700 60 min 500 84 min AAA 700 mAh 200 3 hr 30 min ...

Page 11: ...he rechargeable batteries When the transformer has been plugged to the power source the version number of the charger for example 29 will be displayed first Then all the segments will light up momentarily and the null sign will be shown before batteries are placed If damaged batteries are placed to the charging unit the charger will also show null on LCD null displayed No battery or damaged batter...

Page 12: ...st select the operating mode by the MODE key The mode key shall first be pressed and held for 1 second to activate the mode change The subsequent pressing of the mode key will enable to toggle between the Charge Discharge Test and Refresh mode Then within 4 seconds from the last key pressing user may select the charging discharging current by pressing the CURRENT key Note There is a 4 second time ...

Page 13: ...ll sign will be shown on the display and the user may take out them at this time Or if the rechargeable batteries are kept placing at the compartments trickle charging will start The trickle charging current is around 5 of the selected charging current to keep the rechargeable batteries being full Charging current 200 mA Charge Mode After 4 seconds from no more keys pressing the LCD will blink onc...

Page 14: ...terward the rechargeable batteries must be taken out and inserted again The maximum charging current of other rechargeable batteries are restricted by the current setting of the first inserted rechargeable battery For instance if the first inserted rechargeable battery is set to charge at 700 mA then the second third and fourth rechargeable batteries can be only set to charging at a maximum curren...

Page 15: ...ble battery 4 seconds after the last key press the LCD will blink one time to indicate the end of changing When overheating condition occurs over about 53 C usually due to too high a charging current selected the charging will be stopped immediately and the display will shown 000 mA the charging process will only resume once the temperature of the rechargeable batteries drops to a safe level If ov...

Page 16: ...after inserting the rechargeable batteries the Discharge mode can be selected The mode key shall first be pressed and held for 1 second to activate the mode change The subsequent pressing of the mode key will enable to toggle between the Charge Discharge Test and Refresh mode Then user may also select different discharging current see Table 2 by pressing the CURRENT key within 8 seconds after inse...

Page 17: ... 2 Therefore user is recommended to carefully select the discharging current so that the charging current afterward will not be too high Table 2 DISCHARGE MODE Current User selected Discharging current 100 mA 250 mA 350 mA 500 mA Thereafter Charging current 200 mA 500 mA 700 mA 1000 mA Discharging current 250 mA Discharge Mode ...

Page 18: ...eshing This process will recover the optimum capacity of the rechargeable batteries By pressing the MODE key within 8 seconds after inserting the rechargeable batteries the Refresh mode can be selected Refresh mode will start with discharging the rechargeable battery then charging it The repeated discharging and charging cycles will be launched until no further increase in the measured capacities ...

Page 19: ...Table 2 within 8 seconds after inserting the batteries Or the display will blink once to indicate the end of setting and the current cannot be changed afterward It may take up to several days to finish the refreshing process depending on the selected discharging current The maximum refresh current is 1000 mA and not affected by the number of rechargeable batteries inserted TEST MODE In Test mode t...

Page 20: ...subsequent pressing of the mode key will enable to toggle between the Charge Discharge Test and Refresh mode Note After selecting the Test mode user may select different charging current in the Test mode by pressing the CURRENT key within 8 seconds after the batteries are inserted The afterward discharging current will be half of the selected charging current see Table 3 Test mode The Charging cur...

Page 21: ...not affected by the number of rechargeable batteries inserted After the test mode is finished the display will shift between the Full sign and the battery capacity in mAh or Ah automatically in 3 second intervals until the rechargeable batteries are removed User can switch to other displays by pressing the DISPLAY key Battery capacity displayed in mAh as the checking is finished in Test mode ...

Page 22: ...erating modes the charger will give a small amount of current to the rechargeable batteries to maintain the fully charged level This mode is automatically launched after rechargeable batteries are fully charged and kept at the charging unit The signal Full will be displayed on the LCD ...

Page 23: ...different display modes to monitor the rechargeable battery condition during the different operations see below figure and Table 4 to 7 Different operating modes Different display modes are exhibited Charging current Time Voltage and Capacity ...

Page 24: ... displays toggled by pressing DISPLAY key Stage in Charge mode Voltage V Current mA Time hh mm Capacity mAh Ah During charging Charging current Full stage Instantaneous Battery voltage Trickle charging current Charging time elapsed Accumulated capacity ...

Page 25: ...e in Discharge mode Voltage V Current mA Time hh mm Capacity mAh Ah During discharging Discharging current Discharging time elapsed Capacity during discharging During charging Charging current Full stage Instantaneous Battery voltage Trickle charging current Charging time elapsed Accumulated capacity ...

Page 26: ... Instantaneous Battery voltage Discharging current Discharging time elapsed Capacity during discharging During charging processes Instantaneous Battery voltage Charging current Charging time elapsed Capacity determined in last time discharging Full stage Instantaneous Battery voltage Trickle charging current Elapsed time of last discharging Maximum battery capacity determined in discharging ...

Page 27: ...ing time elapsed mAh During 2nd charging Charging current 2nd charging time elapsed Capacity of the battery determined in discharging Full stage Instantaneous Battery voltage Trickle charging current Discharging time elapsed Capacity of the battery determined in discharging The timer will be resumed and counted from 00 00 again after the time elapsed is longer than 20 hours For example 1 45 will b...

Page 28: ...ery to the electric devices requiring Size C or D batteries To apply the adapter 1 Install the AA battery to Size C or Size D adapter as below The AA battery used with the Size C adapter The AA battery used with the Size D adapter it is required to place the battery into the C adapter first and then the D adapter ...

Page 29: ...ause damage to the unit When cleaning the displays and casings use a soft damp cloth only Do not wet the exposed metal part of the charging unit Do not use solvents or scouring agents as they may mark the LCD and casing Do not spill water to the charging unit Do not make any repair attempts to the units Return it to its original point of purchase for repair by a qualified engineer Opening and tamp...

Page 30: ...ibility for any improper or incorrect use and any consequences occur Any performance of repairs or alternations by someone other than the original supplier will invalidate the warranty This product is only designed to be used by people who have read and understood this instruction manual The specifications of this product may change without prior notice This product is not a toy Keep out of the re...

Page 31: ...rom the fire Do not use any accessories not supplied with the charger unless recommended by La Crosse Technology Especially never use any power cable and transformer other than those originally supplied with the charging unit Disconnect the AC DC when not in use Do not operate the charger if it has received a blow or has been subject to any damage Do not use the Battery charger for other purposes ...

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