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Hi‐T
Centralized controller
8 The HNSbox
8.1 FUNCTIONS
The HNSbox has been conceived to get the greatest flexibility and adaptability as for the connection among the hydronic units and
the HYDRONIC NET SYSTEM managing system. Find below the connecting logic layout of the HNS system components:
8.2 HNSbox DESCRITPION
The HNSbox is made up of the following components:
•
DRAL‐NET, control;
•
SB, serial adaptor;
•
2
2.5 mm
terminal board ("Mammut" model type);
•
IP56 Gewiss 44207 box;
•
Power cables;
•
Signal cables.
WARNING: The connections described in the wiring diagrams (power and signal connections) of this
manual have to be realized only by QUALIFIED PERSONNEL. Make sure to get the power supply
disconnected before any intervention on the unit.
The HNSbox (IP56 GW44207 Gewiss box) can be installed close to the hydronic unit, wall built‐in or on the side of the hydronic unit,
in case of fan coils with or without body, or upon the false ceiling, in case of hydronic cassette types or ducted types installed onto
the false ceiling. Should you decide to install the box in the hydronic unit, make sure not to drill the water and/or the finned battery
piping, not to damage possible electrical cables and, by and large, not to alter the hydronic unit's working integrity.
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