D.A.S. Audio Convert 12A - Manual (Page 17)

The convert 12A series of D.A.S. Audio
incosporate 2 structures in each side of the
enclosure. This ironworks are made with steel and
aluminium and are fixed with special M8 screws in
the wood side of the two systems. On each one of
this structures there is ensambled (with a special
axis screw) a steel rod which allows stack or rig
the enclosures. The angles vary from 15º to 15º
with each
convert12A. Each enclosure includes, on
the rear part, 2 high resistency pins made of steel
for insert on the side ironworks to rig or stack
easily and faster.
Pasadores
Quick release pins
17
RIGGING
This manual contains needed information for
flying D.A.S. Audio line array systems, description
of the elements and safety precautions. To perform
any operations related to flying the system, read
the present document first, and act on the
warnings and advice given. The goal is to allow the
user to become familiar with the mechanical
elements required to fly the acoustic system, as
well as the safety measures to be taken during
set-up and teardown.
Only experienced installers with adequate
knowledge of the equipment and local safety
regulations should fly speaker boxes. It is the
user's responsibility to ensure that the systems to
be flown (including flying accessories) comply with
state and local regulations.
The working load limits in this manual are the
results of tests by independent laboratories. It is
the user's responsibility to stay within safe limits. It
is the user's responsibility to follow and comply
with safety factors, resistance values, periodical
supervisions and warnings given in this manual.
Product improvement by means of research and
development is on going at D.A.S. Specifications
are subject to change without notice.
To this date, there is no international standard
regarding the flying of acoustic systems. However,
it is common practice to apply 5:1 safety factors
for enclosures and static elements. For slings and
elements exposed to material fatigue due to
friction and load variation the following ratios must
be met; 5:1 for steel cable slings, 4:1 for steel
chain slings and 7:1 polyester slings. Thus, an
element with a breaking load limit of 1000 kg may
be statically loaded with 200 kg (5:1 safety factor)
and dynamically loaded with 142 kg (7:1 safety
factor).
When flying a system, the working load must
be lower than the resistance of each individual
flying point in the enclosure, as well as each box.
Hanging hardware should be regularly inspected
and suspect units replaced if in doubt. This is
important to avoid injury and absolutely no risks
should be taken in this respect. It is highly
recommended that you implement an inspection
and maintenance program on flying elements,
including reports to be filled out by the personnel
that will carry out the inspections. Local
regulations may exist that, in case of accident,
may require you to present evidence of inspection
reports and corrective actions after defects were
found.
Warnings
Absolutely no risks should be taken with
regards to public safety. When flying enclosures
from ceiling support structures, extreme care
should be taken to assure the load bearing
capabilities of the structures so that the installation
is absolutely safe. Do not fly enclosures from
unsafe structures. Consult a certified professional if
needed. All flying accessories that are not supplied
by D.A.S. Audio are the user's responsibility. Use
at your own risk.
Introduction
Manual del Usuario / convert series / User’s Manual