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3. Safety instructions
More important safety instructions can be found in the individual
chapters.
Definitions:
Dangerous voltages are defined as the ranges: 75...1500 75...1500 volts DC and
50...1000 volts AC.
Technicians are qualified persons who are trained or instructed to carry out an in-
stallation, operation or possible troubleshooting that is justifiable from a technical as
well as from a safety point of view.
Operating personnel are persons who set or operate the pushbuttons or potentiom-
eters of the product during normal operation and who have been made familiar with
the content of this manual.
Reception and unpacking:
Unpack the device without damaging it and check upon receipt that the device type
corresponds to what you ordered. The packaging should remain with the device until
it is installed in its final location.
3.1 Intended use of the product
Environmental conditions:
Direct sunlight, strong dust formation or heat, mechanical shocks and impacts are to
be avoided; the device must not be exposed to rain or excessive moisture. If neces-
sary, heating that exceeds the specified limits for the ambient temperature must be
prevented with the help of a cooling fan. The device must be installed in pollution
degree 2 or better.
promesstec GmbH I Niedersachsenstraße 4 I D- 48465 Schüttorf I Tel.:+49 (0)5923/ 90 229 0 I Fax:+49 (0)5923/ 90 229 29
E-Mail: office@promesstec.com I Internet: www.promesstec.com
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