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8. OPTION
8.3 Battery
8.3 Battery
The battery backs up clock data and data stored in the built-in RAM (D drive) including alarm history, recipe data, time
action setting value, advanced alarm, advanced recipe, logging, hard copy, and SRAM user area. A battery is installed to
GT14 when GT14 is shipped from the factory.
8.3.1 Applicable battery
The following battery is applicable for GT14.
8.3.2 Battery specifications
The following describes the battery specifications.
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For the battery directive in EU member states, refer to the following.
17.4 ■Handling of Batteries and Devices with Built-in Batteries in EU Member States
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Battery life and replacement time
(1) Battery life reference: Approx. 5 years (Operating ambient temperature of 25 )
Battery replacement time reference: 4 to 5 years
The battery is susceptible to natural discharge. Order one when necessary.
(2) Check if the battery condition is normal within the utility.
For details of battery status display, refer to the following.
11.1 Display Setting
Model name Description
GT11-50BAT
Battery for clock data, alarm history, recipe data, time action setting value, advanced alarm,
advanced recipe, logging, hard copy, and SRAM user area backups
Item Specifications
Model name GT11-50BAT
Type Manganese dioxide lithium primary battery
Initial voltage 3.0V
Life
Approx. 5 years (Operating ambient temperature of 25 )
Application
For clock data, alarm history, recipe data, time action setting value, advanced alarm,
advanced recipe, logging, hard copy, and SRAM user area backups