1/23/2024 11:51 AM | |
Joined: 2/6/2023 Last visit: 8/14/2024 Posts: 121 Rating:
|
Hi, To connect an external battery to an S7-400, you must take into account the requirements indicated in the manual: https://support.industry.siemens.com/cs/us/en/view/109818285/86223983371 in the section "Power Input...." come the requirements: The "EXT.-BATT." input has the following features: Polarity reverse protection Short-circuit current limiting to 20 mA |
Last edited by: The Helping Hand at: 02/01/2024 14:38:02Link and text formatting optimized |
|
2/1/2024 7:45 AM | |
Joined: 5/28/2008 Last visit: 8/6/2024 Posts: 4515 Rating:
|
Hello, The life of the battery (6ES7 971-0BA00) is based on the modules and CPU installed on the rack itself. It can be calculated using the backup current of each item.
|
Ayman Elotaify |
|
Follow us on