µRack
Cod. CAREL +03P220431 rel. 0.0 del 08/09/05 - preliminary version
27
Parameter Type Pos. Display Description UOM Range Default Notes
LP discharge alarm R/W I A10 Discharge probe alarm: low threshold setting bar /°C
-95T95 or
0T30
10.0
Discharge delay R/W I A11 Discharge probe alarm: delay setting s 0 to 999 60
Compressor thermal
delay
R/W I A12 Compressor thermal overload alarm: delay setting s 0 to 999 0
HP prevention
Prevent time 1:
R/W I A13 Time in which start calls are ignored after prevent HP m 0 to 99 5
HP prevention
Prevent time 2:
R/W I A14
If two prevent alarms occur within this time, an excessive prevent
frequency alarm is generated
m 0 to 999 6
HP prevention
Prevent time 3:
R/W I A15
If no prevent alarms occur in this period, the high prevent frequency
alarm is automatically reset
m 0 to 99 30
High temp. probe
threshold: B2
R/W I A16 High temperature threshold, probe B2 °C
-40 to
150
100
High temp. probe
threshold: B3
R/W I A17 High temperature threshold, probe B3 °C
-40 to
150
100
Delay liquid level alarm: R/W I A18 Set the liquid level alarm delay from multifunction input s 0 to 999 90
Reset ALARMS R/W U A19
Reset the alarms with manual reset
0) NO RESET
1) RESET
0 / 1 0
Alarm signal delay R/W I A20 Set alarm signal delay s 0 to 999 1
Exchange auto->man
LP 3 alarms
R/W I A21
On the 3rd activation, within the set time, the low pressure alarm
from pressure switch changes from automatic to manual reset.
m 0 to 999 10
Off due to probe
disconnected:
R/W I A22
Enable unit OFF due to probe disconnected/alarm
0) NO
1) YES
0 / 1 0
Maintenance menu
Enable compressor 1 R/W I M01
Enable operation of compressor 1 in automatic mode:
0) NO
1) YES
0 / 1 1
Enable compressor 2 R/W I M02
Enable operation of compressor 2 in automatic mode:
0) NO
1) YES
0 / 1 1
Enable compressor 3 R/W I M03
Enable operation of compressor 3 in automatic mode:
0) NO
1) YES
0 / 1 1
Enable compressor4 R/W I M04
Enable operation of compressor 4 in automatic mode:
0) NO
1) YES
0 / 1 1
Force Comp 1 R/W I M05
Manually operate compressor 1
0) NO
1) YES
0 / 1 0
Force Comp 2 R/W I M06
Manually operate compressor 2
0) NO
1) YES
0 / 1 0
Force Comp 3 R/W I M07
Manually operate compressor 3
0) NO
1) YES
0 / 1 0
Force Comp 4 R/W I M08
Manually operate compressor 4
0) NO
1) YES
0 / 1 0
Enable fan 1 R/W I M09
Enable operation of fan 1 in automatic mode:
0) NO
1) YES
0 / 1 1
Enable fan 2 R/W I M10
Enable operation of fan 2 in automatic mode:
0) NO
1) YES
0 / 1 1
Enable fan 3 R/W I M11
Enable operation of fan 3 in automatic mode:
0) NO
1) YES
0 / 1 1
Enable fan 4 R/W I M12
Enable operation of fan 4 in automatic mode:
0) NO
1) YES
0 / 1 1
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