omi ED Series Instruction Manual page 28

s.r.l. s.r.l.
s.r.l. s.r.l.
Low pressure switch
ALP
(LP) alarm
(1P3 switch)
(1S2) Highest
Refrigerant discharge
temperature alarm.
AtCO
(1Q1) Refrigerant
compressor thermal
protection alarm
Refrigerant
AMnC
compressor suggested
maintenance alarm
High Dew Point
A10
temperature alarm
Low Dew Point
A20
temperature alarm
High inlet air
A30
temperature alarm
High ambient
A40
temperature alarm
High refrigerant circuit
A50
suction temperature
prealarm
EE
EEPROM error alarm
ACF2
Configuration alarm
ACF3
Configuration alarm
AFr Frequency alarm
24/89
Open collector / alarm relay ON
Buzzer ON
Low pressure switch
digital input activation
Low pressure alarm icon lighted
Alarm code on display
Open collector / alarm relay ON
Buzzer ON
Digital input activation
Main alarm icon lighted
Alarm code on display
Open collector / alarm relay ON
Buzzer ON
Running hours > CO14
Maintenance alarm icon lighted
Alarm code on display
General alarm icon lighted
A1 with AL22 delay
Alarm code on display
Regulation OFF
Open collector / alarm relay ON
Buzzer ON
A2 with AL19 delay
Main alarm icon lighted
Alarm code on display
Open collector / alarm relay ON
Buzzer ON
A3 with AL25 delay
Main alarm icon lighted
Alarm code on display
Open collector / alarm relay ON
Buzzer ON
A4 with AL13 delay
Main alarm icon lighted
Alarm code on display
Open collector / alarm relay ON
Buzzer ON
A5 with AL28 delay
Main alarm icon lighted
Alarm code on display
Open collector / alarm relay ON
Buzzer ON
Memory data lost
Main alarm icon lighted
Alarm code on display
Open collector / alarm relay ON
CF01= 0-1-2-3 e FA02
Buzzer ON
=1-2, without condensing
probe control
Main alarm icon lighted
configuration
Alarm code on display
Open collector / alarm relay ON
Buzzer ON
2 digital inputs having
the same function
Main alarm icon lighted
Alarm code on display
Open collector / alarm relay ON
Buzzer ON
The frequency of power
supply is out of range
Main alarm icon lighted
Alarm code on display
Cod. 710.0103.01.01 – Rev.04 – 09.2012
ED ED ED ED – DXL AL
Automatic
It becomes manual after AL02 activations / hour
Manual
Digital input deactivation then manual reset from
Function menu.
(1S2) - Manual if the temperature returns into range of
good working, then proceed with manual reset from
Function menu.
(1Q1) - Manual
Restart the (1Q1) thermal protection, then proceed with
manual reset from Function menu.
After AL09 events in 1 hour and digital input not active,
set parameter AL10=0 to resume with reset procedure
from Function menu.
If the alarm persists call our service centre.
Manual
Reset running hours from Function menu.
(See PAR. 6.8)
Automatic
if Pb1 < AL23 - AL24
If the alarm persists call our service centre.
Automatic
if Pb1 > AL20 + AL21
If the alarm persist call our service centre.
Automatic
if Pb2 < AL26 - AL27
If the alarm persists call our service centre.
Automatic
if Pb3 < AL11 – AL12
If the alarm persists call our service centre.
Automatic
if Pb4 < AL29 – AL30
If the alarm persists call our service centre.
Manual
Reset from Function menu. If after Reset procedure
alarm is occurring again, the controller remains blocked
: call our service centre.
Automatic
After parameter proper debug.
If the alarm persists call our service centre.
Automatic
After parameter proper debug.
Automatic
After the frequency becomes normal
If the alarm persists call our service centre.
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