Important Note For The Explosion-Protected Version In Degree Of Protection Ii 3G - ABB EasyLine Series Instructions For Installation Start-Up And Operation

Important Note for the Explosion-protected Version in Degree of
Protection II 3G
Cleaning the Keyboard Overlay
Due to the high surface resistance of the keyboard overlay
(R > 1 Gigaohm) the gas analyzer has to be operated and maintained in
such a way that the risk of a hazardous electrical discharge is ruled out
(e.g. using only suitable cloth for cleaning).
Maintenance 121