Kobold DSS -11, Руководство по эксплуатации, Страница: 13 / 36

DSS
DSS K08/0322 Page 13
4. Maintenance, servicing
Definition of terms according to IEC 60079-17:
Maintenance and Repair:
A combination of all activities performed to maintain or
recover an item in a condition that meets the requirements of the specification in
question and ensures the performance of the required functions.
Inspection:
An activity involving the careful examination of an object, with the
aim of obtaining a reliable statement of the condition of the object, carried out
without disassembly or, if necessary, with partial disassembly, supplemented by
measures such as measurements becomes.
Visual inspection:
A visual inspection is a test that detects visible faults, such as
missing screws, without the use of access devices or tools.
Close-up Test: A test that identifies, in addition to the aspects of visual
inspection, such errors, such as loose screws, which can only be obtained by
using access devices, such as a screwdriver, e.g. steps (if necessary), and tools
are visible. For close-up tests, housing usually does not need to be opened or the
equipment must be de-energized.
Detail test: A test that detects, in addition to the aspects of close-up testing, such
defects as, for example, loose connections that can only be recognized by
opening housings and / or, if necessary, using tools and test equipment.
a) Maintenance measures may only be carried out by qualified persons.
b) Only use accessories in potentially explosive atmospheres that comply
with all requirements of European directives and national legislation.
c) Maintenance measures with dismantling of the reed switch may only be
carried out in an ex-free atmosphere.
d) The replacement of components may only be carried out with original
spare parts, which are also approved for use in potentially explosive areas.
e) The products must be regularly maintained and cleaned in the Ex area.
The intervals are set by the operator according to the environmental
demands on site.