Basic Safety Instructions; Requirements For The Personnel; Designated Use; Incorrect Use - Endress+Hauser Liquiphant FTL51B Operating Instructions Manual

Liquiphant FTL51B
Endress+Hauser
2

Basic safety instructions

2.1

Requirements for the personnel

The personnel for installation, commissioning, diagnostics and maintenance must fulfill
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 fulfill 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

Designated 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. Ensure that the measuring device is in perfect
condition while it is in operation.
• Use the measuring devices only for media to which the process-wetted materials are
adequately resistant.
• Do not exceed or drop below the limit values for the measuring device  see
TI01403F/00/EN.
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.
Pay attention to the separate SIL documentation SD0xxxxF for functional safety
requirements as per IEC 61508 .
2.3

Workplace safety

For work on and with the device:
‣
Wear the required personal protective equipment according to federal/national
regulations.
2.4

Operational safety

Risk of injury.
‣
Operate the device in proper technical condition and fail-safe condition only.
Basic safety instructions
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