Table Of Alarm Codes - AERMEC Novatherm pCO3 Manual De Uso

7.

TABLE OF ALARM CODES

CODE
Serious alarm, automatic reset, can be enabled both from master and from
AL001
slave, stops all circuits if ID4 is open
Alarm monitoring voltage/phase, can be enabled both from master and
AL002
from slave, stops all circuits if ID7 is open
Anti-freeze evaporator water alarm: alarm if evaporator outlet water probe
AL003
< setpoint; the master antifreeze alarm also stops all slaves without outlet wa-
ter probe enabled
AL004
Compressor thermal alarm ID 10 open
Flow switch alarm, can be enabled both from master and slave, stops all
AL005
circuits if ID5 is open
AL007 Oil pressure switch alarm ID12 open
Pressure differential alarm: alarm if difference between high and low
AL008
pressure < setpoint
AL009
High pressure alarm from pressure switch ID8 open
AL010
High pressure alarm from transducer: alarm if high pressure > setpoint
AL011
Low pressure alarm from pressure switch ID9 open
AL012
Low pressure alarm from transducer alarm if low pressure < setpoint
AL013
Discharge gas temperature alarm if discharge gas temperature > setpoint
AL014
Fan 1 thermal alarm ID11 open
AL017 Thermal alarm evaporator pump stops all circuits if ID6 open
AL020
Warning that evaporator hours for maintenance have been reached
AL021
Warning that condenser hours for maintenance have been reached
AL22
Warning that condenser operating hours for maintenance have been reached
AL31
Probe B1 fault alarm
AL32 Probe B2 fault alarm
AL33
Probe B3 fault alarm
AL34
Probe B4 fault alarm
AL35
Probe B5 fault alarm
AL36
Probe B6 fault alarm
AL37
Probe B7 fault alarm
AL38
Probe B8 fault alarm
AL39 Probe B9 fault alarm
AL40
Probe B10 fault alarm
AL41
Probe B1 fault alarm expansion with total recovery
AL42
Probe B2 fault alarm expansion with total recovery
AL: 43
Alarm expansion card not connected
AL44
Antifreeze from digital alarm
AL45
Alarm faulty decrease relay for modulating capacity control
AL46 Alarm faulty increase relay for modulating capacity control
AL47
Alarm faulty amperometric transformer potentiometer for modulating ca-
pacity control
AL48 Alarm faulty glycol free probe B3 expansion with free-cooling
AL49
Alarm faulty glycol free probe B4 expansion with free-cooling
AL50
Alarm flow switch glycol side if glycol free if ID1 expansion switch open if
free-cooling pump switched on
AL51
Thermal alarm, glycol side pump if glycol free if ID1 expansion switch open
DESCRIPTION
DIGITAL INPUT
pCO CARD RESET(S)
3
ID4
AUTOMATIC
is open
ID7
is open
-
ID 10
open
ID5
open
ID12
open
-
ID8
open
-
ID9
open
-
-
ID11
open
ID6
open
-
-
-
MANUAL
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
ID1
expansion switch open
ID1
expansion switch open
ALARM
39