Safety instructions Cerabar M HART
4 Endress+Hauser
1 Safety instructions
1.1 Designated use
The Cerabar M is a pressure transmitter for measuring pressure and level.
The manufacturer accepts no liability for damages resulting from incorrect use or use other than that
designated.
1.2 Installation, commissioning and operation
The device is designed to meet state-of-the-art safety requirements and complies with applicable
standards and EC regulations. If used incorrectly or for anything other than the designated use, the
device can, however, be a source of danger e.g. product overflow due to incorrect installation or
configuration. Consequently, installation, connection to the electricity supply, commissioning,
operation and maintenance of the measuring system must be carried out by trained, qualified
specialists authorized to perform such work by the facility's owner-operator. The specialists must
have read and understood these Operating Instructions and must follow the instructions they
contain. Modifications and repairs to the device are permissible only if they are expressly approved
in the manual. Pay particular attention to the information and instructions on the nameplate.
1.3 Operational safety
1.3.1 Hazardous areas (optional)
Devices for use in hazardous areas are fitted with an additional nameplate (→ see from Page 6,
Section 2.1.1 "Nameplates"). If the measuring system is to be used in hazardous areas, applicable
national standards and regulations must be observed. The device is accompanied by separate
"Ex documentation", which is an integral part of this documentation. The installation regulations,
connection values and safety instructions listed in this Ex document must be observed. The
documentation number of the related safety instructions is also indicated on the additional
nameplate.
• Ensure that all personnel are suitably qualified.