Bb 1297 Battery Board - Siemens S7-1200 System Manual
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Also See for S7-1200:
- Operating instructions manual (132 pages) ,
- Programming manualline (74 pages) ,
- Manual (46 pages)
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Technical specifications
A.13 BB 1297 Battery board
A.13
BB 1297 Battery board
BB 1297 Battery Board
The S7-1200 BB 1297 Battery Board is designed for long-term backup of the Real-time
clock. It is pluggable in the signal board slot of the S7-1200 CPU (firmware 3.0 and later
versions). You must add the BB 1297 to the device configuration and download the
hardware configuration to the CPU for the BB to be functional.
The battery (type CR1025) is not included with the BB 1297 and must be purchased by the
user.
Note
The BB 1297 is mechanically designed to fit the CPUs with the firmware 3.0 and later
versions.
Do not use the BB 1297 with earlier version CPUs as the BB 1297 connector will not plug
into the CPU.
Table A- 237 General specifications
Technical data
Order number
Dimensions W x H x D (mm)
Weight
Power dissipation
Current consumption (SM Bus)
Current consumption (24 VDC)
Battery (not included)
Hold up time
Battery type
Nominal voltage
Nominal capacity
962
BB 1297 Battery Board
6ES7 297-0AX30-0XA0
38 x 62 x 21
28 grams
0.5 W
11 mA
none
BB 1297 Battery Board
Approximately 1 year
CR1025 Refer to Installing or replacing a battery in the BB
1297 battery board (Page 58)
3 V
At least 30 mAH
System Manual, 03/2014, A5E02486680-AG
S7-1200 Programmable controller
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