DALEMANS U-H1, Instruction Manual

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2. INSTALLATION OF THE CONTROL UNIT
2.1 PRECAUTIONS FOR USE
For your safety, before undertaking any action, always make sure that the equipment is disconnected
from mains power supply.
The U•H1 control unit ’s enclosure can only be opened by qualified personnel.
The
U•H1 control unit must be placed in a room without any explosive atmosphere and within easy
reach.
As the
U•H1 control unit ’s enclosure is reversible, it may be set up to receive electrical cables from the
top or bottom. To guarantee optimal sealing, cables should be received from the bottom.
The equipment must be placed in a dry and clean environment.
A set of holes are provided in the enclosure. To install the cable glands, it is necessary to remove the
machined parts from these holes using a flat-head screwdriver and a mallet.
Important note:
Never place the U•H1 control unit, the alarm and the cable for the detector in the vicinity of :
-
a high-voltage cable or a power cable,
-
coaxial cable or transmitter,
-
welding station or frequency regulator.
2.2 PLACEMENT OF THE U
•
H1 CONTROL UNIT
The
U•H1 control unit must be attached to a clean and damp-free wall. Two attachment systems, a
drilling diagram and a quick installation guide are provided with the equipment. You can opt for
attachment via the enclosure or via the 4 fixing feets provided.
Optionally, it is also possible to attach the
U•H1 control unit to a DIN rail. Please contact your
DALEMANS SA representative for more information.
If the attachment method without feet is chosen, attach the enclosure using the 4 holes located in the
corners of the enclosure using a PZ2 screwdriver with a minimum length of 150 mm.
For the different stages, refer to the quick installation guide provided in the packaging.
Before drilling these holes using a tool, it is recommended to remove the
electronic part to avoid any accidental damage.