Installation Proline Promag 55 PROFIBUS DP/PA
22 Endress+Hauser
3.3 Installation
3.3.1 Installing the Promag S sensor
!
Note!
Bolts, nuts, seals, etc. are not included in the scope of supply and must be supplied by the customer.
"
Caution!
• The protective covers mounted on the two sensor flanges guard the PTFE lining, which is turned
over the flanges. Consequently, do not remove these protection plates until immediately before
the sensor is installed in the pipe.
• Protection plates must remain in place while the device is in storage.
• Make sure that the lining is not damaged or removed from the flanges.
The sensor is designed for installation between the two piping flanges:
• It is essential that you observe the necessary torques on ä 23
• If grounding disks are used, follow the mounting instructions which will be enclosed with the
shipment.
A0004296
Fig. 18: Installing the Promag S sensor
Seals
Comply with the following instructions when installing seals:
• Hard rubber lining additional seals are always necessary!
• Natural rubber lining Seals may not be used.
• PFA, PTFE or PU (polyurethane) lining No seals are required.
• Make sure that the seals do not protrude into the piping cross-section.
"
Caution!
Risk of short circuit! Do not use electrically conductive sealing compound such as graphite. An
electrically conductive layer could form on the inside of the measuring tube and short-circuit the
measuring signal.
Ground cable (DN 15 to 600 / ½ to 24")
Ground cables are optionally available in different versions from Endress+Hauser:
• Ground cable preinstalled at the flange Order option (see price list)
• Ground cable (not pre-installed) as an accessory ä 120
Detailed assembly instructions ä 52