Endress+Hauser Liquiphant FTL64 - Wiring and Terminal Assignments; Detailed Wiring Instructions and Safety; Terminal Assignments for Single Compartment Housing

Liquiphant FTL64
Endress+Hauser 23
Align the tuning fork with the marking
Use the marking to align the tuning fork in such a way that medium can run off easily and deposit
buildup is avoided.
Markings may include the following:
• Material specification, thread description or circle on the hexagonal nut or on the weld-in adapter
• II symbol on the back of the flange
316L/G1
A0042348
 23 Marking to align the tuning fork
Installing in pipes
• Flow velocities up to 5 m/s at a viscosity of 1 mm
2
/s(cSt) and density 1 g/cm
3
(SGU)
Check for correct functioning in the event of other process medium conditions
• The flow will not be significantly impeded if the tuning fork is correctly aligned and the marking is
pointing in the direction of flow
• The marking can be identified while the device is installed
A0034851
 24 Marking and fork position
Screwing in the device
• Turn by the hex bolt only, 15 to 30 Nm (11 to 22 lbf ft)
• Do not turn at the housing!
A0042423
 25 Screwing in the device