dixell ichill IC260L, User Manual

Page: 85 / 105

1592015300 User manual iCHILL 200 L GB r1.3 09/09/2005
Pg.
84/105
CO16 / CO21=2 Compressor on – pump on
The alarm is managed only if one digital input is configured as flow switch, the restart is always automatic, in stand–by or remote
OFF ( pump off), it becomes manual after AL16 events per hour.
During the functioning of the unit any flow alarm stop the loads described in the table, the water pump follow its regulation algorithm and
is turned off, after AL16 events per hours it is completely locked.
MANUAL RESTART OF THE FLOW ALARM
After AL16 events/hour it is necessary to enter the function Menu to reset the alarm itself. The alarm message DOES NOT DISAPPEAR
if the alarm condition is still on. The water pump, if configured, can start and the alarm is by-passed for AL18 seconds.
AL15 Alarm flow delay after on pump.
When the water pump starts the AL15 delay stops any flow alarm to reach the normal flow condition.
AL16 Maximum number of flow alarm events per hour.
It determines maximum number of flow alarm events per hour before change the unit restart from automatic to manual. when the alarm
becomes manual the water pump is locked.
ATTENTION
With air/water or water/water units and CF01=1,2 the minimum number of events per hour is 1.
AL17 Active flow input duration
Within this time the flow alarm must be active and after AL17 is expired the alarm is signalled. The counter starts after AL15 and allows
to filter the improvise flow reduction or the possible bubbles of air.
AL18 Not active flow input duration
Within this time the flow alarm must be not active and, after this time, the previous alarm is automatically reset (if automatic) or, if
manual, the unit can be restarted.
41.4 A
T
SF: O
VERLOAD ALARM OF THE SUPPLY FAN
Label o the display
AtSF: Overload alarm of the supply fan
Origin
CF01=0: After on fan when the ID is activated for AL15 time. After on pump when the ID is
activated for AL17.
Reset
Digital input not active for AL18 time
Restart Automatic – Manual after AL16 events/hour (Reset procedure in Menu function).
Icon
Blinking
Action Alarm relay + buzzer ON
MANUAL RESET OF THE OVERLOAD ALARM OF THE SUPPLY FAN
After AL16 events/hour it is necessary to restart manually the unit (reset procedure in Function Menu with blinking label rSt if the alarm
is not active from Al18otherwise label NO (can not be reset)). Push SET key to reset the alarm, the label disappears, the fan restarts
and the alarm is by-passed for AL15 time delay to allow the start-up if within this interval the alarm does not appear again.
41.5 A
T
E1 - A
T
E2 E
VAPORATOR PUMP OVERLOAD ALARM
Label o the display
AtE1 (overload pump alarm of evaporator 1)
AtE2 (overload pump alarm of support evaporator 2)
Origin
Active ID when it is configured as overload pump of evaporator 1
Active ID when it is configured as overload pump of support evaporator 2.
Reset With active digital input
Restart Manual (reset procedure in function menu).
Icona
Blinking
Action Alarm relay + buzzer ON
41.6 A
T
C1 - A
T
C2 C
ONDENSER
/
RECOVERY PUMP OVERLOAD ALARM
Label o the display
AtC1 (overload pump alarm of condenser 1)
AtC2 (overload pump alarm of support condenser 2)
Origin
Active ID when it is configured as overload pump of condenser 1
Active ID when it is configured as overload pump of condenser 2.
Reset With active digital input
Restart Manual (reset procedure in function menu).
Icon
Blinking
Action Alarm relay + buzzer ON
41.7 AEE E
EPROM ALARM
Label o the display AEE
Origin Wrong eeprom data
Reset -------
Restart Manual
Icon
Blinking
Action Alarm relay + buzzer ON