AVL-55 User Manual
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TTW-AVL55-UM001
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To use the AVL-55 backup battery, the switch must be at the ON position. Switch on the case and
ON/OFF position are shown below.
Figure 7.
Switch and ON/OFF position
Note:
1-The switch must be on the
“OFF” position when shipped on an aircraft.
2-When the switch is on the
“OFF” position; the battery cannot be charged or discharged.
3-To reset the device: Remove the external DC power and second switch off the backup battery. And
then supply the external power and switch on the backup battery.
PWR (PIN1) / GND (PIN2) are the power input pins. The input voltage range for this device is from 8V
to 16V. The device is designed to be installed in vehicles that operate on 12V vehicle without the need
for external transformers.
Figure 8.
Typical Power Connection
3.5.
Switch ON the Backup Battery
3.6.
Power Connection
