Endress+Hauser Liquiphant FTL51B - Avoiding Buildup; Clearance Considerations

Liquiphant FTL51B, FTL63 XA01810F-C
Endress+Hauser 13
• Observe the maximum process conditions according to the
manufacturer's Operating Instructions.
• At high medium temperatures, note flange pressure load capacity as
a factor of temperature.
• Install the device to exclude any mechanical damage or friction
during the application. Pay particular attention to flow conditions and
tank fittings.
• Support extension tube of the device if a dynamic load is expected.
• The device can be equipped with the Bluetooth® module: refer to the
Operating Instructions and specifications in the "Bluetooth® module"
chapter.
Device group III, Application in dust
• To ensure the ingress protection IP66/67: Only use the unit-mounted
cable entries, sealing plugs and O-rings.
• Supplied cable glands and metallic sealing plugs comply with the
requirements of type of protection marked on the nameplate.
• In case of very strongly abrasive or corrosive media: Additionally
protect the wetted surface of the sensor in order to avoid abrasion of
the zone separation wall.
Permitted ambient conditions
Ex ia IIIC Txxx°C Da/Db
Process
Zone 20
Enclosure
Zone 21
Continuous dust submersion Dust accumulation or temporary
explosive dust atmosphere
Continuous explosive dust
atmosphere and deposits
Dust accumulation or temporary
explosive dust atmosphere
Ex ia IIIC Txxx°C Db
Process
Zone 21
Enclosure
Zone 21
Continuous dust deposits
or temporary explosive dust
atmosphere
Dust accumulation or temporary
explosive dust atmosphere