Correct use
Installation,
commissioning and
operation
Operational safety
Returns
Safety pictograms
and symbols
1 Safety notes
Safe and secure operation of the head transmitter can only be guaranteed if the
operating instructions and all safety notes contained are read, understood and
followed.
1.1 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 constructed for mounting in a connection head (form B) and a field
housing.
• The user cannot be held responsible for damage caused by misuse of the unit.
• Separate Ex documentation, is contained in this operating manual, for
measurement systems that are to mounted in hazardous areas. The installation
conditions as well as the connection values indicated in these instructions must
be completely followed!
1.2 Installation, commissioning 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 also 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
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
When returning the unit for repair please add a description of both the fault and the
application.
On transport damage please contact both the supplier and shipping agent.
1.5 Safety pictograms and symbols
Safe and reliable operation of this unit can only be guaranteed if the safety hints and
warnings in these operating instructions are followed. The safety hints in these
instructions are highlighted using the following symbols.
Hint:
This symbol indicates activities and actions that, if not followed correctly, could have
an indirect influence on the unit operation or could lead to an unforeseen unit reaction.
Attention:
This symbol indicates activities and actions that, if not followed correctly, could lead
to faulty unit operation or even damage to the unit.
Safety notes
21