1 Safety notes Temperature head transmitter
34 Endress+Hauser
1Safety notes
Safe and secure operation of the head transmitter can only be guaranteed if the
operating instructions and all safety notes are read, understood and followed.
1.1 Correct use
Correct use • The unit is a universal, presettable temperature transmitter for resistance thermometer
(RTD), thermocouple (TC) as well as resistance and voltage sensors. The unit is con-
structed for mounting in a connection head (form B) and a field housing.
• The manufacturer cannot be held responsible for damage caused by misuse of the
unit.
• Separate Ex documentation is contained in this operating manual, for measurement
systems in hazardous areas. The installation conditions and connection values
indicated in these instructions must be followed!
1.2 Installation, commissioning and operation
Installation, commis-
sioning and operation
The unit is constructed using the most up-to-date production equipment and complies
to the safety requirements of the EU guidelines. However, if it is installed incorrectly or
is misused, then certain application dangers can occur. Installation, wiring and
maintenance of the unit must only be done by trained skilled personnel who are
authorised to do so by the plant operator. These skilled staff must have read and
understood these instructions and must follow them to the letter. The plant operator must
make sure that the measurement system has been correctly wired to the connection
schematics.
1.3 Operational safety
Operational safety Hazardous areas
When installing the unit in a hazardous area the national safety requirements must be
met. Make sure that all personnel are trained in these areas. The measurement and
safety values must be followed in all these installations.
Technical advancement
The manufacturer reserves the right to change the technical data without notification if
this advances the technical development. Details regarding the validity and further
expansions to these instructions can be obtained from your nearest sales office.
1.4 Returns
Returns On transport damage please contact both the supplier and shipping agent.
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