KERN IEX Safety-Usage Manual page 8

Below drawing presents the means of scale grounding:
 Place the weighing platform and the indicator in its intended place of use in
the EX zone and ground them.
CAUTION!
- Installing of the indicator, placing the weighing platform and
connecting grounding must be carried out at a time when there
is no risk of the emergence of an explosive atmosphere.
 Place the weighing platform on an even and stable foundation distant from
source of heat, drafts and leveled.
 Level the scale using adjustable feet and a level.
 Check whether the adjustable feet rest on the scale's foundation.
 Each adjustable feet should take an equal amount of load.
 Double check the level of scale location. In correct leveling, the air bubble should
be located within the centre of level's ring.
o If the weighing platform requires leveling, then screw scale's adjustable feet to
adjust level.
 Check the grounding -masking springs (they are used for gathering
electrostatic charges from the weight pan) .
8 IEX-BASV-e-1711