Basic safety instructions
2
Basic safety instructions
2.1
Requirements for the personnel
The personnel performing installation, commissioning, diagnostics and maintenance must
satisfy the following requirements:
• Trained, qualified specialists: must have a relevant qualification for this specific function
and task
• Are authorized by the plant owner/operator
• Are familiar with federal/national regulations
• Before starting work: read and understand the instructions in the manual and
supplementary documentation as well as the certificates (depending on the application)
• Follow instructions and comply with basic conditions
The operating personnel must satisfy the following requirements:
• Are instructed and authorized according to the requirements of the task by the facility' s
owner-operator
• Follow the instructions in this manual
2.2
Intended use
The measuring device described in this manual may be used only as a point level switch for
liquids. Incorrect use may pose a hazard. To ensure that the measuring device remains in
perfect condition during the operating time:
• Measuring devices must be used only for media to which the process-wetted materials have
an adequate level of resistance.
• Comply with the limit values in the "Technical data" section.
2.2.1
Incorrect use
The manufacturer is not liable for damage caused by improper or non-designated use.
Residual risks
Due to heat transfer from the process, the temperature of the electronics housing and the
assemblies contained therein may rise to 80 °C (176 °F) during operation.
Danger of burns from contact with surfaces!
‣
In the event of elevated fluid temperatures, ensure protection against contact to prevent
burns.
2.3
Workplace safety
For work on and with the device:
‣
Wear the required personal protective equipment according to federal/national
regulations.
‣
Switch off the supply voltage before connecting the device.
6
Liquiphant FTL31
Endress+Hauser