HRX-OM-Q026-B
Chapter 5 Display and setting of various functions
5.20 Alarm customizing function HRSH Series
5-48
Table 5.20-3 Alarm setting and customizing (2/4)
①Alarm operations ②Alarm threshold and others
Code Alarm name
Display
A.STP
A.RUN
P.RUN
OFF
Display
Default
setting
Settable
range
AL17
Refrigerant circuit
pressure (low
pressure side) drop
● - ○ -- -
AL18
Compressor running
failure
● - ○ -- -
Monitoring time
AL19 Communication error
● ● - ○
----
(30)*9
30 ~ 600
seconds
AL20 Memory error - ○ - - - - -
AL21 DC line fuse cut
○ ● - - - -
AL22
Circulating fluid
discharge temp.
sensor failure
- ○ - - - - -
AL23
Circulating fluid return
temp. sensor failure
- ○ - - - - -
AL24
Compressor suction
temp. sensor failure
● - ○ -- -
AL25
Circulating fluid
discharge pressure
sensor failure
○ ● - ● - -
AL26
Compressor fluid
discharge pressure
sensor failure
● - ○ -- -
AL27
Compressor suction
pressure sensor
failure
● - ○ -- -
AL28 Pump maintenance
- ● - ○ - -
AL29 Fan maintenance
- ● - ○ - -
AL30
Compressor
maintenance
- ● - ○ - -
AL31
Contact input 1 signal
detection
○ ● - ● - -
AL32
Contact input 2 signal
detection
○ ● - ● - -
AL37
Compressor
discharge temp.
sensor failure
● - ○ -- -
AL38
Compressor
discharge temp. rise
● - ○ -- -
*9: The default setting when the setting of the alarm operation for AS11 is A.STP or A.RUN.