Resetting To Factory Settings (Reset); Maintenance; Cleaning; Repair - Endress+Hauser Liquiphant FTL31 IO-Link Operating Instructions Manual

Maintenance

In accordance with the diagnostic message, the device behaves as per a warning or fault
condition.
• Warning:
• The device continues measuring if this type of error occurs. The output signal is not
affected (exception: simulation is active).
• The switch output remains in the state defined by the switch points.
• Fault:
• The device does not continue measuring if this type of error occurs. The output signal
assumes its fault state (switch outputs de-energized).
• The fault state is displayed via IO-Link.
• The switch output changes to the "open" state.
12.6

Resetting to factory settings (reset)

→ "Standard Command" parameter description.
A
13 Maintenance
No special maintenance work is required.
13.1

Cleaning

• Clean the sensor if necessary
• Cleaning can also be performed with the device installed in place, e.g. CIP cleaning in
place/SIP sterilization in place
→ Do not damage the sensor in the process
14

Repair

Repair is not envisaged for this measuring device.
14.1

Return

The requirements for safe device return can vary depending on the device type and national
legislation.
1. Refer to the website for more information:
http://www.endress.com/support/return-material
2. Return the device if repairs or a factory calibration are required, or if the wrong device
was ordered or delivered.
38
Liquiphant FTL31 IO-Link
Endress+Hauser