$ 127.56
In the event of CPU shutdown, the real-time clock of the S7-1200 CPU is supplied with power by means of a high-performance capacitor. The capacitance of the capacitor determines the power reserve for the real-time clock. The use of the battery board extends the power reserve by up to one year.
| Article number | 6ES7297-0AX30-0XA0 | |
| Battery Board BB 1297 f. CPU 12xx | ||
| General information | ||
| Product type designation | BB 1297 | |
| Interrupts/diagnostics/status information | ||
| Alarms | Yes | |
| Diagnostics function | Yes | |
| Diagnostics indication LED | ||
| ● for maintenance | Yes; The maintenance LED (MAINT) of the PLC signals that the battery needs to be replaced. | |
| Degree and class of protection | ||
| IP degree of protection | IP20 | |
| Standards, approvals, certificates | ||
| CE mark | Yes | |
| CSA approval | Yes | |
| FM approval | Yes | |
| RCM (formerly C-TICK) | Yes | |
| Marine approval | Yes | |
| Ambient conditions | ||
| Free fall | ||
| ● Fall height, max. | 0.3 m; five times, in product package | |
| Ambient temperature during operation | ||
| ● min. | -20 °C | |
| ● max. | 60 °C | |
| Ambient temperature during storage/transportation | ||
| ● min. | -40 °C | |
| ● max. | 70 °C | |
| Air pressure acc. to IEC 60068-2-13 | ||
| ● Operation, min. | 795 hPa | |
| ● Operation, max. | 1 080 hPa | |
| ● Storage/transport, min. | 660 hPa | |
| ● Storage/transport, max. | 1 080 hPa | |
| Relative humidity | ||
| ● Operation at 25 ℃ without condensation, max. | 95 % | |
| Mechanics/material | ||
| Enclosure material (front) | ||
| ● Plastic | Yes | |
| Dimensions | ||
| Width | 38 mm | |
| Height | 62 mm | |
| Depth | 21 mm | |
| Weights | ||
| Weight, approx. | 40 g | |
