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Table 21.
(continued)Group Alarms 1 to 8
No.
Description
8
FC/AWS lockout
Table 22.
Group Alarms 9 to 16
No.
Description
9
Upper fan alarm
10
Middle fan alarm
11
Lower fan alarm
12
Water detection
13
Condensate pan
14
Moisture
15
Filter
16
Reserved
Table 23.
Group Alarms 17 to 24
No.
Description
17
High temperature
18
Low temperature
19
High humidity
20
Low humidity
High water
21
temperature CW1
Low water
22
temperature CW1
23
Reserved
24
Reserved
Table 24.
Group Alarms 25 to 32
No.
Description
25
Upper temp sensor
26
Middle temp sensor
27
Lower temp sensor
Return humidity
28
sensor
Optional temperature
29
sensor
Circuit 1 discharge
30
pressure
Circuit 1 suction
31
pressure
Circuit 1 suction
32
temperature
Table 25.
Group Alarms 33 to 40
No.
Description
33
Static air pressure
Differential air
34
pressure
35
Dewpoint
36
Airspeed
AH-SVX015A-EN
Bit mask
Default
128
0
Bit mask
Default
1
0
2
0
4
0
8
0
16
0
32
0
64
0
128
0
Bit mask
Default
1
0
2
0
4
0
8
0
16
0
32
0
64
0
128
0
Bit mask
Default
1
0
2
0
4
0
8
0
16
0
32
0
64
0
128
0
Bit mask
Default
1
0
2
0
4
0
8
0
Table 25.
(continued)Group Alarms 33 to 40
No.
Description
37
Reserved
38
Reserved
39
Reserved
40
Reserved
There are several automatic crossover signals that will cause
a switch over from Unit Active to Unit Off. They are the
occurrence of a remote shutdown command, unit shutdown
from a group alarm or BMS command, fire/smoke detection,
loss of all cooling (all compressors or all CW valves) or loss of
airflow.
Group Status
1 2 3 4 5 6 7 8
C
5 6 7 8 9 0 1 2
T
Factory>Group>Group Status (Screen 7)
The next screen, Factory>Group Screen 7, provides an
overview of pLAN work group.
Display
Description
Indicates if multiple A/C
Group Status
unit grouping is enabled.
Indicates the address
C 1 2 3 4 5 6 7 8
(1-8) of each controller
in the pLAN.
Indicates the address
(25-32) of the terminal
for each controller in the
pLAN. The terminal
T 5 6 7 8 9 0 1 2
address numbers range
from 25 to 32 but only
the last digit appears in
the screen.
Group Status
Running
Active
Standby
Assist
Online
Out of Service
Factory>Group>Group Status (Screen 8)
This screen provides an overview of the current duty status for
all the A/C units combined in the group.
Display
Description
Display indicates how many units in
Running
the group are currently operating.
Display indicates how many units in
Active
the group are currently active.
Display indicates how many units in
Standby
the group are currently in standby.
E² Controller
Bit mask
Default
16
0
32
0
64
0
128
0
Off
Variables
Default
0 = On
0
1 = Off
1
32
0
0
0
0
0
0
Variables
Default
0 to 8
0
0 to 8
0
0 to 8
0
55
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Troubleshooting
