3.- UNIT INSTALLATION
3�1�- PRELIMINARY RECOMMENDATIONS
In order to use the unit safely, it is critical that individuals who handle it follow the safety
measures set out in the standards of the country where it is being used, use the person-
al protective equipment necessary, and pay attention to the various warnings indicated
in this instruction manual.
The
DHB-4xx
unit must be installed by authorised and qualified staff.
The power supply plug must be disconnected and measuring systems switched off before handling,
altering the connections or replacing the unit. It is dangerous to handle the unit while it is powered.
Also, it is critical to keep the cables in perfect condition to avoid accidents, personal injury and damage
to installations.
The manufacturer of the unit is not responsible for any damage resulting from failure by the user or
installer to heed the warnings and/or recommendations set out in this manual, nor for damage re-
sulting from the use of products or accessories that did not come with the unit or that were made by
other manufacturers.
If an anomaly or malfunction is detected in the unit, do not use the unit to take any measurements.
Inspect the work area before taking any measurements. Do not take measurements in dangerous
areas or where there is a risk of explosion.
Disconnect the unit from the power supply (unit and measuring system power supply)
before maintaining, repairing or handling the unit's connections.
Please contact the after-sales service if you suspect that there is an operational fault
in the unit.
3�2�- INSTALLATION
The unit is installed on a panel. The thickness should not exceed 6 mm. Drill panel at 92
+0.6
x 45
+0.6
mm.
Terminals, opening roofs or removing elements can expose parts that are hazardous to
the touch while the unit is powered. Do not use the unit until it is fully installed.
All the connections are located inside the electric panel. The unit must be installed on the panel from
the front. Attach the unit with the 4 brackets to the panel (
Figure 1
)
Cable cross-section for connections up to: 2.5 mm
2
.
7
Instruction Manual
DHB-402 DHB-424