Issue 13 CWT Compact Touch Installation and Maintenanace Manual Page 13
3.2.2 Short-circuit risk
Warning:
Although the battery voltage is relatively low, there is a risk of personal injury
(such as burns) if the battery poles are short-circuited. Make sure you do not
short-circuit the battery when using tools and other metal objects.
When working with equipment connected to the power supply:
• Remove rings, necklaces, watches, key rings with chains, etc.
• Always use insulated tools.
• Follow all applicable local worker safety regulations.
3.2.3 Caustic acid
Only batteries that are not maintenance-free need to be checked regularly.
Warning
The sulphuric acid used in lead batteries is caustic. Always wear eye protection
when checking the battery acid level and refilling with water. If you get acid in
Figure 1, Backup Battery case
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