OXY5500 Gas Analyzer Operating Instructions
Endress+Hauser 11
3 Safety
3.1 Potential risks affecting personnel
This section addresses the appropriate actions to undertake when faced with hazardous situations before or during
service of the analyzer. It is not possible to list all potential hazards within this document. The user is responsible for
identifying and mitigating any potential hazards present when servicing the analyzer.
Technicians are expected to follow all safety protocols established by the customer that are necessary for
servicing the analyzer. These may include, but are not limited to, lockout/tag-out procedures, toxic gas
monitoring protocols, personal protective equipment (PPE) requirements, hot work permits, and other
precautions that address safety concerns related to performing service on process equipment located in
hazardous areas.
3.1.1 Mitigating risks
Refer to the instructions for each situation listed below to mitigate associated risks.
3.1.2 Electrocution hazard
1. Shut off power at the main disconnect external to the analyzer and open the enclosure.
Complete this action before performing any service that requires working near the main input power or
disconnecting any wiring or other electrical components.
2. Open enclosure door.
3.1.3 Explosion hazard
Any work in a hazardous area must be carefully controlled to avoid creating any possible ignition sources (e.g., heat,
arcing, sparking, etc.). All tools must be appropriate for the area and hazards present. Electrical connections must
not be made or broken with power on (to avoid arcing).
3.1.4 Electrostatic discharge
Use a damp cloth to clean the display and keypad to avoid static electricity discharge.
Adhere to all warning labels to prevent damage to the unit. Refer to General warnings and cautions → .
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