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

Basic safety instructions

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2 Basic safety instructions
2.1

Requirements for the personnel

The personnel must fulfill the following requirements to carry out the necessary tasks,
e. g., commissioning and maintenance:
‣
Trained, qualified specialists must have a relevant qualification for the specific function
and task
‣
Are authorized by the plant owner/operator
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Are familiar with federal/national regulations
‣
Must have read and understood the instructions in the manual and supplementary
documentation
‣
Follow instructions and comply with conditions
2.2

Designated use

• Only use the measuring device as a limit switch for liquids
• Improper use can pose hazards
• Ensure that the measuring device is free of defects while it is in operation
• Use the measuring device only for media to which the process-wetted materials have an
adequate level of resistance
• Do not exceed or drop below the limit values for the measuring device
 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!
‣
If necessary, ensure protection against contact to prevent burns.
For requirements concerning functional safety in accordance with IEC 61508, the
associated SIL documentation must be observed.
2.3

Workplace safety

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

Operational safety

Risk of injury!
‣
Operate the device only if it is in proper technical condition, free from errors and faults.
‣
The operator is responsible for ensuring failure-free operation of the device.
Modifications to the device
Unauthorized modifications to the device are not permitted and can lead to unforeseeable
dangers.
‣
If, despite this, modifications are required, consult with Endress+Hauser.
Liquiphant FTL51B
Endress+Hauser