Mounting The Device - Endress+Hauser PROFIBUS PA Levelflex FMP50 Brief Operating Instructions

Levelflex FMP50 PROFIBUS PA
NOTICE
Poor grounding of the probe end may cause incorrect measurements.
‣
Use a sleeve with a narrow bore to ensure good electrical contact between the sleeve and
the probe rod.
NOTICE
Welding can damage the main electronics module.
‣
Before welding: Ground the probe rod and remove the electronics.
5.1.3 Shortening the probe
See Operating Instructions.
5.2

Mounting the device

5.2.1 Mounting devices with a threaded connection
Screw the device with the threaded connection into a sleeve or flange and then secure it to the
process vessel via the sleeve/flange.
• When screwing into place, turn by the hex bolt only:
• Thread 3/4":
• Thread 1-1/2":
• Maximum permissible tightening torque:
• Thread 3/4": 45 Nm
• Thread 1-1/2": 450 Nm
• Recommended torque when using the supplied aramid fiber seal and a process
pressure of 40 bar (only FMP51, no seal is included with FMP54):
• Thread 3/4": 25 Nm
• Thread 1-1/2": 140 Nm
• When installing in metal vessels, ensure there is good metal contact between the
process connection and the vessel.
Endress+Hauser
36 mm
55 mm
Mounting
A0012528
11