Installation and Wiring
48
Installing and Replacing the RTC Battery
While lithium batteries are preferred due to their slow discharge and long life, they can present
hazards to personnel, equipment, and the environment, and must be handled properly.
NOTE: Replace battery only with identical type: Type BR2032.
To install or replace the RTC battery, follow these steps:
A lithium battery life is:
3 years when the battery’s ambient temperature is 40 C (104 F).
3 years when the panel’s ambient temperature is 25 C (77 F).
DANGER
EXPLOSION, FIRE, OR CHEMICAL HAZARD
Follow these instructions for the lithium batteries:
Replace with identical type.
Follow all battery manufacturer’s instructions.
Remove all replaceable batteries before discarding panel.
Recycle or properly dispose of used batteries.
Protect battery from any potential short circuit.
Do not recharge, disassemble, heat above 100 C (212 F), or incinerate.
Use your hands or insulated tools to remove or replace the battery.
Maintain proper polarity when inserting and connecting a new battery.
Failure to follow these instructions will result in death or serious injury.
Step Action
1 Power off your panel.
2 Open the cap to access the backup battery compartment as shown:
3 Remove the used battery from the compartment.
4 Insert the new battery in the compartment in accordance with the polarity markings in the
compartment and on the battery.
5 Close the cap.
6 Power up your GP-4402WW/GP-4502WW.
NOTE: If you do not power up your GP-4402WW/GP-4502WW immediately, the external
backup battery life might be reduced.
7 Set the internal clock. For further details on the internal clock, refer to your screen editing
software manual on how to set up the clock.
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