Maintenance; Cleaning; Repair; Return - Endress+Hauser Flowphant T DTT31 Operating Instructions Manual

Flowphant T DTT31, DTT35
8

Maintenance

Buildup on the sensor negatively affects measurement accuracy
‣
Check the sensor for buildup at regular intervals.
CAUTION
L
Damage to the device.
‣
Ensure that the process is unpressurized before you remove the device.
‣
Do not twist the device out of the process connection thread at the housing.
‣
Always use a suitable open-ended wrench to remove the device→  42.
8.1

Cleaning

The device must be cleaned whenever necessary. Cleaning can also be done when the device is
installed (e.g. CIP Cleaning in Place / SIP Sterilization in Place). When cleaning the device,
care must be taken to ensure that it is not damaged.
NOTICE
Avoid damage to the device and the system
‣
Pay attention to the specific IP code when cleaning.
9

Repair

Repairs are not envisaged for the device.
9.1

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.
9.2

Disposal

The device contains electronic components and must, therefore, be disposed of as electronic
waste in the event of disposal. When disposing, comply with national disposal regulations,
and separate and recycle the device components based on the materials.
Endress+Hauser
Maintenance
33