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Rev. Tarihi:25.05.2016 Rev.No:9 Dok. No: KLV.004.ENG
4.4.4 Tables of Alarms
Code Description
Cause
Action
Reset
E0L
Low pressure
switch alarm
Low
pressure
switch input
enabled
All
compressors
are turned off.
Fans
unchanged.
Automatically
(If the number of activation are
less than PEn in the PEi time) when the input is
disable.
- The compressors restart working according to
the working algorithm.
Manually
(If PEn activation happened in the PEi
time) When the input is disable:
a. hold pressed the
Restart
(DOWN) key for 3s or
b. turn off and on the instrument.
- The compressors restart working according to
the working algorithm.
E0H
High pressure
switch alarm
High
pressure
switch input
enabled
-All
compressors
are turned off.
-All fans are
turned on.
Automatically
(If the number of activation are
less than PEn in the PEi time) when the input is
disable.
- Compressors and fans restart working
according to the working algorithm.
Manually
(If PEn activation happened in the PEi
time) When the input is disable:
a. hold pressed the
Restart
(DOWN) key for 3s or
b. turn off and on the instrument.
Compressors and fans restart working according
to the working algorithm.
P1*
P1 probe
failure alarm
Probe failure
or out of
range
- The
compressors
are activated
according to
the SPr or PoPr
parameters.
Automatically
as soon as the probe restarts
working.
P2*
P2 probe
failure alarm
Probe failure
or out of
range
- The fans are
activated
according to
the FPr
parameters.
Automatically
as soon as the probe restarts
working.
Code Description
Cause
Action
Reset
EA1
EA2
EA3
EA4
EA5
Load safeties
alarm
Safeties
compressor/f
an input
activation.
NOTE: with
step
compressors
1 input for
each
compressor
has to be
used.
- the
corresponding
load is turned
off.(with step
compressors all
relays referred
to the input are
disabled).
Recovery depends on
ALMr
parameter: With
ALMr = no
The instrument restarts the standard
operating mode when the input is disabled.
With
ALMr = YES
manual recover for the alarms
of compressors and fans. Push the
DOWN
key for
3s.
LA
Minimum
pressure
(temperature)
alarm
compressors
Suction
pressure or
temperature
lower than
SET_C-LAL
- signaling only
Automatically;
as soon as the pressure or
temperature reaches the
(Set_C-LAL+
differential) value.
(differential =0.3 bar or 1
°
C)
