Operating Instructions OXY5500 Gas Analyzer
6 Endress+Hauser
2.4 General warnings and cautions
Instructional icons are provided in this manual to alert the user of potential hazards, important information, and
valuable tips. Following are the symbols and associated warning and caution types to observe when servicing the
analyzer.
2.4.1 Equipment labels
Symbol Description
Follow instructions to avoid possible explosion.
Follow instructions to avoid electrostatic discharge.
Use appropriate tools to avoid electrostatic discharge.
Substitution of components may void certification.
Switch off power before replacing components to avoid explosion risk.
Switch off power before disconnecting system to avoid explosion risk.
Ensure grounding wire is connected at all times during operation.
Table 4. Equipment labels
2.4.2 Instructional symbols
Symbol Description
General notes and important information concerning the installation and operation of the analyzer.
Failure to follow all directions may result in fire.
Failure to follow all directions may result in damage or malfunction of the analyzer.
Maximum voltage and current specifications for fuses.
Table 5. Instructional symbols
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