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77
80HMA
4.3.9 Mechanical Installation
# &&& %
Installation Manual
.
4.3.10 Commissioning
See section
80HMA Comfort Module.
4.4 Operation Controls
4.4.1 Heating/Cooling mode
Select the mode of the zone by:
User Interface
Discrete Input DI# (connected to thermostat dry contact)
Schedule
You can select between the OFF Mode and the mode of the
Comfort Module (Cooling/Heating).
If the User Interface - NUI is used and it is selected as in
zone
|'&^'&}%, !
$&&& $& ^!! %
the Water Temperature is calculated THANKS TO the
Climatic Curve selected.
4.4.3 Home Antifreeze / too Cold / too Warm Protections
See section 80HMA Comfort Module.
;$'&% &$ ^!
'%";$Q";
selected as in zone (Par.107: 1).
%$!%!"&XY
(2-Zone Kit, 80HMA-9001)
These values have to be assign to the Discrete Output
!% $ 'Q!
Par.110.
Note:
%Q] *
]2{25&&*
has to be activated, acting as a Normally Open - NO.
% *
|$@&&
corresponding device has to be activated, acting as a
Normally Close - NC.
%//&%*
Example:
1
Æ
%$ 5@
Output is high or powered
-1
Æ
%$ 5@
Output is low or non-powered
This function prevents the icing of water in the hydronic
circuit. It works in all the mode except Cooling mode and
drives the system to heat the water inside the pipes.
The threshold can be selected with Par.102 of the Variable
Table
4.4.2 Antifreeze Protection
Summary of Contents for 80HMA-M00
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