Safety Instructions; Designated Use; Installation, Commissioning And Operation; Operational Safety And Process Safety - Endress+Hauser Levelflex M FMP41C Operating Instructions Manual

Safety instructions

4
1 Safety instructions
1.1

Designated use

The Levelflex M is a compact level transmitter for the continuous measurement of the total level
and the interface level in liquids. Measuring principle: guided level radar / TDR:
Time Domain Reflectometry.
1.2

Installation, commissioning and operation

The Levelflex M is designed to meet state-of-the-art safety requirements and conforms to applicable
standards and EC regulations. If installed incorrectly or used for applications for which it is not
intended, however, it is possible that application-related dangers may arise, e.g. product overflow
due to incorrect installation or configuration. For this reason, installation, connection to the
electricity supply, commissioning, operation and maintenance of the measuring system must only
be carried out by trained, qualified specialists authorized to perform such work by the facility's
owner-operator. The specialist must have read and understood these Operating Instructions and
must follow the instructions they contain. Modifications and repairs to the device are permissible
only when they are expressly approved in the Operating Instructions.
1.3

Operational safety and process safety

Alternative monitoring measures must be taken to ensure operational safety and process safety
during configuration, testing and maintenance word on the device.
The measuring device meets the general safety requirements according to EN 61010-1 and the
EMC requirements of IEC/EN 61326 in addition to NAMUR Recommendations NE 21 and NE 43.
Hazardous areas
If using the measuring system in hazardous areas, the appropriate national standards 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
document must be observed.
• Ensure that all personnel are suitably qualified.
• Measuring point requirements with regard to measurement and safety must be observed.
Levelflex M FMP41C 4 to 20 mA HART
Endress+Hauser