30
CODE DESCRIPTION
DIGITAL INPUT
pCO
3
CARD
ALARM
RESET(S)
AL001
Serious alarm, automatic reset, can be enabled both from master and from
slave, stops all circuits if ID4 is open
ID4
is open
AUTOMATIC
AL002
Alarm monitoring voltage/phase, can be enabled both from master and
from slave, stops all circuits if ID7 is open
ID7
is open
MANUAL
AL003
Anti-freeze evaporator water alarm: alarm if evaporator outlet water probe
< setpoint; the master antifreeze alarm also stops all slaves without outlet wa-
ter probe enabled
-
AL004 Compressor thermal alarm ID 10 open
ID 10
open
AL005
Flow switch alarm, can be enabled both from master and slave, stops all
circuits if ID5 is open
ID5
open
AL007 Oil pressure switch alarm ID12 open
ID12
open
AL008
Pressure differential alarm: alarm if difference between high and low
pressure < setpoint
-
AL009 High pressure alarm from pressure switch ID8 open
ID8
open
AL010 High pressure alarm from transducer: alarm if high pressure > setpoint -
AL011 Low pressure alarm from pressure switch ID9 open
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
ID11
open
AL017 Thermal alarm evaporator pump stops all circuits if ID6 open
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
ID1
expansion switch open
AL51 Thermal alarm, glycol side pump if glycol free if ID1 expansion switch open ID1
expansion switch open
6. TABLE OF ALARM CODES
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