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5
Safety regulations and installation notes
5.1
Installation notes
WARNING:
Observe the following safety notes when using
the FO converter.
•
The category 3 device is suitable for installation in
Zone 2 potentially explosive areas. It meets the require-
ments of EN 60079-0:2012+A11:2013 and EN 60079-
15:2010.
•
Installation, operation, and maintenance may only be
carried out by qualified electricians. Follow the installa-
tion instructions as described. When installing and op-
erating the device, the applicable regulations and
safety directives (including national safety directives),
as well as the general codes of practice, must be ob-
served. The safety data is provided in the packing slip
and on the certificates (conformity assessment, addi-
tional approvals where applicable).
•
The device must not be opened or modified apart from
the configuration of the DIP switches. Do not repair the
device yourself; replace it with an equivalent device in-
stead. Repairs may only be carried out by the manufac-
turer. The manufacturer is not liable for damage
resulting from non-compliance.
•
The IP20 degree of protection (IEC 60529/EN 60529) of
the device is intended for use in a clean and dry envi-
ronment. Do not subject the device to mechanical
and/or thermal loads that exceed the specified limits.
•
This device is not designed for use in atmospheres with
a risk of dust explosions.
5.3
UL notes
103266_en_02
•
The switches of the device that can be accessed may
only be actuated when power to the device is discon-
nected.
•
The device is only intended for operation with SELV ac-
cording to IEC 60950/EN 60950/VDE 0805. The device
may only be connected to devices that meet the re-
quirements of EN 60950.
5.2
Installation in zone 2
WARNING: Explosion hazard when used in
potentially explosive areas
Make sure that the following notes and instruc-
tions are observed.
•
Observe the specified conditions for use in potentially
explosive areas!
•
Install the device in a suitable, approved housing (with
at least IP54 protection) that meets the requirements of
EN 60079-15. For this purpose, observe the require-
ments of IEC 60079-14 / EN 60079-14.
•
Only connect devices to the supply and signal circuits in
zone 2 that are suitable for operation in Ex zone 2 and
for the conditions at the installation location.
•
In potentially explosive areas, only snap the device onto
or off the DIN rail connector and connect/disconnect ca-
bles when the power is disconnected.
•
The device must be stopped and immediately removed
from the Ex area if it is damaged, was subjected to an
impermissible load, stored incorrectly or if it malfunc-
tions.
•
Connection to the D-SUB interface is only permitted if
the screw connection is tightened.
PSI-MOS-RS232/FO 1300 E
7 / 17
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