Belden HIRSCHMANN OCTOPUS OS20 Series, Руководство пользователя

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Installation OCTOPUS OS20/OS24 Managed
Release 10 08/2017

Device casing
Only technicians authorized by the manufacturer are permitted to open
the casing.

Never insert pointed objects (narrow screwdrivers, wires, etc.) into the
device or into the connection terminals for electric conductors. Do not
touch the connection terminals.

At ambient temperatures > 140 °F (60 °C):
The surfaces of the device housing may become hot. Avoid touching
the device while it is operating.

Qualification requirements for personnel

Only allow qualified personnel to work on the device.
Qualified personnel have the following characteristics:
 Qualified personnel are properly trained. Training as well as practical
knowledge and experience make up their qualifications. This is the
prerequisite for grounding and labeling circuits, devices, and systems
in accordance with current standards in safety technology.

Qualified personnel are aware of the dangers that exist in their work.
 Qualified personnel are familiar with appropriate measures against
these hazards in order to reduce the risk for themselves and others.
 Qualified personnel receive training on a regular basis.

National and international safety regulations

Verify that the electrical installation meets local or nationally applicable
safety regulations.

Grounding the device
The housing is grounded via the separate ground screw on the bottom left
of the front panel.

Use a wire diameter for the ground conductor that is no smaller than
the diameter of the supply voltage connection, however of at least
0.75 mm² (AWG18).

Ground the device before connecting any other cables.

Disconnect the grounding only after disconnecting all other cables.

Shielding ground
The overall shield of a connected shielded twisted-pair cable is connected
to the metal housing as a conductor.

Beware of possible short circuits when connecting a cable section with
conductive shielding braiding.