Digital Input - Dantherm Flexibox 810 indoor Service Manual

Digital input

Introduction The Flexibox system can be setup to operate in a large variety of situations depending
on the temperatures measured. In other operation situation, it can bring value to force a
specific operation, e.g. in case of a fire, where the unit and damper needs to be shut
down, and thereby minimizing the amount of incoming oxygen to the fire.
Possible operation These are some of the possibilities:
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•
•
•
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Parameters settings If Digital input is connected, the parameters in various sections can be set according
this:
Parameter X=doesn't change the current operation state
Parameter 0=force OFF
Parameter 1=force ON
Parameter The various sections of parameters in the parameter file brings various possibilities:
Setting NO/NC on the digital input see page 25
By default the fan and damper is shut down when input is active ( fire alarm )
Force fan:
Cooling Fan Configuration
18.Override - Digi.1
Force damper
Damper Configuration
6.Override - Digi.1
Force AC
Compressor/AC-Unit Configuration
5.Override - Digi.1
Force heat
Heater Configuration
3.Override - Digi.1
Read the previous section to learn how to change parameters
Shutting down in case of a fire.
Shutting down in case of service inside the shelter.
Route other alarms from external equipment (FX AC unit) throug the digital
input to the flexibox alarm output
Force external heat on/off
Force external AC on/off
Fan 1 Fan 2
[x/0/1]: 0 :x
Damper 1 Damper 2
[x/0/1]: 0
Comp A/C 1
[x/0/1]: x 0
[x/0/1]: 0
Fan 3
:x
0
A/C 2
0
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