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2/1/2008 9:18 AM | |
Joined: 4/24/2006 Last visit: 11/5/2024 Posts: 8766 Rating: (1170) |
Dear kirso, Here is a link to manual PG720: http://support.automation.siemens.com/WW/view/en/1199723 Please have a look at chapter 5.4, there is explained how to replace back-up battery. it's a 3,6 volt lithium battery and at page 5-9 you can see the ordernumber: W79084-E1003-B1 Best regards, Wizard |
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