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12 - ALARMS
Alarms 012/015
ALXX-'legend of the
alarm triggered'
Alarms 01/02
17:00 01/01/2023
AL01-Compressor and
outdoor fan thermal
switch of circuit 1
Alarms 02/02
18:00 02/01/2023
AL28-Unit maintenance
(only indication)
On the Graphic terminal:
There is/are active alarm(s) if the key is illuminated red.
By pressing the key once, the description of the fi rst alarm will be
shown.
By using the
keys, the other alarms stored in the memory
can be consulted. For example:
For example:
By pressing this key
for a second time, the alarm(s) will be reset.
If no alarm is active, the message “No alarm active” appears.
Note: active warnings will also be displayed.
Alarm History
From the MAIN MENU, the group of screens H. ALARMS is
accessed.
Each screen shows the description of the alarm, together with its
date and time, the unit in which the Graphic terminal is connected
(U:01), as well as the ambient (or return) temperature (Tr) and the
outdoor temperature existing at the time of the alarm.
12.1. Alarm display
By using the keys, the last 100 alarms stored can be
consulted.
The failures of electrical power supply also will remain registered.
From a screen of the Group G. GENCONFIG (protected by level 3
password) is possible to delete the “Alarm History”.
Inicialization IU05
Erased of the
entire alarms
record? N
U:01
On the User terminal (optional):
If the icon appears on the User terminal display, there is/are
active alarm(s).
In addition to view in the ambient (or return)
air temperature on the main display, it is
possible to view other values through the set
that is activated by pressing the
key.
One of those values may be an alarm code.
If there is more than one alarm is indicated
the code of the most important alarm, And
below the symbol AL.
With the
key, It is possible to write on the
display the value “0” in the place of the alarm.
Pressing the
key will reset inactive
alarms and will return to the main display.
The icon
will disappear from the display if there is no active alarm.
12.2. Signalling of remote alarms (optional)
The digital output NO7 can be used to connect an relay for general
alarm signalling.
Important: Output NO7 can also be used for the following optional
elements: pump in the hot water coil circuit, pump in the boiler circuit,
heat recovery coil, on-o humidifi er or rotary heat exchanger, so
these optional elements are not compatibles. Outputs NO1 or NO4
of the expansion card c.pCOe with address 8 can also be used to
connect some of the above optional elements.
The alarms that could activate the relay are selected on the Group G.
GENCONFIG = f. Alarm Confi g (protected by level 3 password).
From these selection screens, by pressing the
key, access is
given to additional information screens, indicating which alarm the
acronym stands for.
CA03
Selection of alarms
ICE:Y INT:Y KLD:Y
FIL:Y EPR:Y
CLK:Y SP: Y 'Prg'
CA02
Selection of alarms
THE:Y HP:Y LP:Y
DEF:Y HT:Y LT:Y
CON:Y DP:Y 'Prg'
THE: Thermal
HP: High pressure
LP: Low pressure
DEF: Defrost
ICE: Anti-freeze HWC
INT: Supply fan safety / plug-fan
without communication /
anti-fi re
KLD: Compr. discharge
HT: High temperature
LT: Low temperature
CON: Counters
DP: Disconnected probes
FIL: Clogged fi lter
EPR: Eprom not OK
CLK: Clock
SP: Setpoint Winter /
Summer
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