Proline Promag 53 MODBUS RS485 Installation
Endress+Hauser 21
3.3 Installation
3.3.1 Installing the Promag W sensor
!
Note!
Bolts, nuts, seals, etc. are not included in the scope of supply and must be supplied by the customer.
The sensor is designed for installation between the two piping flanges:
• It is essential that you observe the necessary screw tightening torques on → ä 22.
• If grounding disks are used, follow the mounting instructions which will be enclosed with the
shipment.
A0011908
Fig. 17: Installing the Promag W sensor
Seals
Comply with the following instructions when installing seals:
• Hard rubber lining → additional seals are always required.
• Polyurethane lining → seals are not required.
• Only use seals that comply with DIN EN 1514-1 for DIN flanges.
• 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
• If necessary, special ground cables can be ordered as accessories for potential equalization,
→ ä 94.
• For information on potential equalization and detailed installation instructions for using ground
cables, please refer to → ä 49.
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