WIKA 53 Series Operating Instructions Manual page 9

2. Safety requirements
2.5 Labelling, safety marks
Product label (example)
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Ex м
1. The integrity of the case is compromised.
2. The temperature measurement function is impaired.
Installation and connection of the instrument not in accordance with these operating instructions,
which may lead to malfunctions.
Method of elimination:
- dismount the instrument
- install and connect the instrument in accordance with these operating instructions.
1. The case starts to lose its integrity.
2. Increased response time.
WIKA operating instructions models 53, 54, 55 (ATEX)
Before mounting and commissioning the
instrument, ensure you read the operating
instructions!
Do not fill the instruments with filling liquid subsequently.
List of critical failures
Possible personnel errors
Limit state parameters
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EN
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