dixell XC660D, Installing And Operating Instructions

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1592001850 XC660D GB r3.4 04.09.2017.docx XC660D 49/
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Code Description Cause Action Reset
F-LA Minimum
pressure
(temperature)
alarm fans
section
Condensing
pressure or
temperature lower
than
LAF value
signaling only Automatically: as soon as the pressure or
temperature reaches the (LAF+ differential) value.
(differential = 0.3bar or 1°C)
C1-HA Maximum
pressure
(temperature)
alarm
compressors
section
Suction pressure or
temperature higher
than
HAL value
signaling only Automatically: as soon as the pressure or
temperature reaches the (HAL - differential) value.
(differential = 0.3bar or 1°C)
F-HA Maximum
pressure
(temperature)
alarm fans
section
Condensing
pressure or
temperature higher
than
HAF value
Depends on the
parameter HFC
Automatically: as soon as the pressure or
temperature reaches the (HAF - differential)
value.
(differential = 0.3bar or 1°C)
A5 Liquid level
alarm Input enabled signaling only Automatically as soon as the input is disabled
A12 Configuratio
n alarms
See par. 18.1 
A14 Load
maintenance
alarm
A load has worked
for the hour set in
the SEr parameter
- signaling only Manually: reset the running hour of the
compressor
(see par.
13 Running
hours of loads
)
EA External
alarm
The configurable
dig. Input set as
EA is activated
signaling only Automatically as soon as the input is disabled
InF Inverter fan
alarm
The configurable
dig. Input set as
inF is activated
The analog out set
as INF is switched
off
Automatically as soon as the input is disabled
FC01
…
FC04
Running
proof alarm
with
automatic
recover
The digital input set
as Co1.. Co6 has
not been activated
by
d1d, … d4 d time
The compressor 1..4
is switched off and
the safety timers
start
Automatic – when safety timers are over
LC01
…
LC06
Running
proof alarm
with manual
recover
5 running proof
alarms happened
in a hour.
The compressor 1..4
is switched off Manual by means:
-
Controller off-on
-
Reset by keyboard
-
Reset by monitoring system
PrSH Low
superheat
Pre-allarm
The superheat is
less than: SH<
ASH2 + ASH0 for
ASH1 time
Only warning Automatic:
when superheat:
SH>ASH0+ASH2+1°C(2°F)
ALSH Low
superheat
allarm
The superheat is
less than: SH<
ASH2 for ASH3
time
Regulation depends
on ASH4:
ASH4 = no :
regulation not
affected.
ASH4 = yes :
regulation is
stopped.
Automatic:
when superheat:
SH> ASH5 + ASH2