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13.
DIGITAL INPUTS
The digital inputs are programmable by using par.
i1F
and
i2F
.
13.1 DOOR SWITCH (ixF=dor)
It signals the door status. Some relay outputs can be toggled depending on the
odC
parameter:
•
odC = no
no change
•
odC = FAn
evaporator fan will be switched off
•
odC = CPr
compressor will be switched off
•
odC = F-C
both compressor and evaporator fan will be switched off
Since the door is opened:
•
the door alarm is enabled
•
the display shows the message “dA”
•
the regulation restarts only if
rrd = Y
.
The alarm stops as soon as the external digital input is disabled again. During door open conditions, the high
and low temperature alarms are disabled.
13.2 START DEFROST (ixF=dEF)
It starts a defrost if all conditions are fulfilled (temperature, delays, etc.). After finishing a defrost, the normal
regulation will restart only if the digital input is disabled, otherwise the instrument will wait until the
MdF
safety time is expired.
13.3 AUXILIARY OUTPUT (ixF=AUS)
The AUX output (if present and configured) will be enabled / disabled following the status of the relative
digital input.
13.4 ENERGY SAVING (ixF=ES)
The energy saving mode will be enabled / disabled following the status of the relative digital input.
13.5 EXTERNAL WARNING ALARM (ixF=EAL)
It is used to detect an external alarm. It does not lock the regulation.
13.6 EXTERNAL LOCK ALARM (ixF=bAL)
It is used to detect any critical external alarm. It locks immediately the regulation.
13.7 EXTERNAL PRESSURE ALARM (ixF=PAL)
It is used to detect any pressure external alarm. This signal locks the regulation after detecting
nPS
events in
the interval
dxd
.
13.8 EVAPORATOR FAN MODE (ixF=FAn)
It is used to control the evaporator fan.
13.9 REMOTE HOLIDAY MODE (ixF=HdF)
It is used to force the holiday mode.
13.10 REMOTE ONOFF (ixF=onF)
It is used to switch ON and OFF the device remotely.
13.11 LIGHT OUTPUT (ixF=LiG)
It is used to control the light output.
13.12 CHANGE CONFIGURATION (ixF=CC)
It is used to change the controller configuration.
13.13 MOTION SENSOR DETECTOR (ixF=EMt)
It is used to connect an X-MOD motion sensor. Please note that motion sensor can be connected only to the
HOTKEY port, so digital input 2 must be properly configured.
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