Mitsubishi Electric GOT2000 Series Hardware User Manual page 118

■GT2507T-W
Operating ambient
temperature of -20°
to 25°C
3 years
*1 In the following conditions, the data backup time is 5 minutes after the power supply is turned off.
The battery connector is disconnected.
A battery lead is broken.
The battery connector is disconnected.
• GT27, GT25, GT23, and GT21 (excluding GT25HS-V and GT2103-P)
Battery life reference: Approx.5 years in actual use (Ambient temperature: 25°C)
Battery replacement time reference: 3 to 4 years
The battery is susceptible to self-discharge. Consult your local sales office when necessary.
• GT25HS-V
Battery life reference: Approx.5 years in actual use (Ambient temperature: 25°C)
Battery replacement time reference: 3 to 4 years
The battery is susceptible to self-discharge. Consult your local sales office when necessary.
• Check if the battery condition is normal within the utility.
Refer to the following for details on the battery status display.
GOT2000 Series User's Manual (Utility)
3 SPECIFICATIONS
116
3.4 Battery Specifications
Operating ambient Operating ambient
temperature of 25° to temperature of 45° to
45°C 65°C
4 years 3 years
Data backup time after detection of battery voltage low
14 days
*1