Daikin LXE10E136 - Back Up Battery

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3.5 Back Up Battery
3.5.1 Specifications
DECOS 3e controller can use two types of batteries; DRY or Rechargeable (Optional).
The battery is attached to the lower part of the controller.
DRY Battery: 9V block battery. (This can be purchased locally.)
Rechargeable battery: Daikin genuine product (Part NO. 1890491)
3.5.2 Function
This battery is used without main power supply for the following functions.
1) Display wake up (Refer to clause 3.3.2) page 3-8.
Setting/Display of the following items are possble on the LCD display.
<Display>
Temperature on the return air sensor
Temperature on the supply air sensor
USDA1, USDA2, USDA3 (CTS)
<Setting change>
Inside temperature, defrosting interval, dehumidifying set (Optional), Unit ON/OFF
2) USDA data log
USDA sensors data log every 1 hour
3) Trip data log
Trip data log every 1 hour.
3.5.3 Battery check
1) Life span of rechargeable battery
The life of span of the rechargeable battery is approximately 2 years. If the battery is used for 2 year or
more, the USDA data or trip data may not be logged even when the LCD screen indicates a remaining
voltage of 7.6V or more.
2) Battery check (Refer to section 3.3.2) P.3-10
3) Some voltage is remaining in the dry
cell battery. However, it is
recommended that the dry cell battery
be replaced for each voyage.
2) USDA data log 3) Trip data log
DRY Battery
(
Purchased locally
)
1) Display wake up
Rechargeable
(Optional)
: Available : Not available
LCD screen
Remaining voltage display
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