7-6
7.4.2
How to display alarm logs
Press the
Confirm
# 1
Manual
switch at
the alarm log display
transition point
to enter the alarm log
display mode.
In the alarm log display
mode, you can view up to
5 alarms by pressing the
or
switch.
The display returns to
normal indication by
pressing the
Back
# 2
Manual
switch
or when no operation is
carried out for 10
seconds.
Note
· Alarms are recorded in the log as soon as they are generated.
· Smaller numbers are assigned to newer items: the latest item is 1 and the
oldest item is 5.
· When five incidents are recorded in the log, the system discards the oldest
alarm (item No.5) in the event of a new alarm.
· The alarm log is retained even when the power is turned off.
7.4.3
How to display pump information
(A)
If the operation mode is
set to “Auto” or “Stop”:
When the basic information is
displayed, press the
1
or
1
switch and Pump no.1
information is displayed.
Similarly, press either
or
switch.
Information for No.2 to 5 pumps
is displayed.
The display returns to normal
indication when no operation is carried out for 10 seconds or through indication Switching Operation for
basic information.
Note
“Cumulative operation time” and “Cumulative number of starts” are retained
even when the power is turned off.
Note that because the data is written into the memory device only once every 2
hours, unsaved new information (within up to 2 hours) is lost when the power is
turned off.
Fig. 7-4-3(A) Indications of pump information
Cumulative operation
time of #n
e.g. 95 hours
Cumulative number of starts of #n
e.g. 101 times
n
n
* The letter n indicates the corresponding pump number.
Other pump
information
displayed
1
1
+
+
Normal
indication
When the value exceeds 999, the indication shifts.
n
n
or
Operation
frequency
e.g. 56.7 Hz
Operation
current value
e.g. 12.3A
n
n
n
n
These are
displayed only
when the pump is
running in the
automatic mode.
#n Pump information
n
n
Buzzer
stop
Buzzer
stop
or
No
operation
for 10
seconds
Alarm log display mode
Ŷ
If no alarm log exists
"no” and “Err” are alternatively displayed
Ŷ
When alarm logs exist
Log number and alarm code are alternately displayed
Newest item (last time)
E002: Receiver tank low
Second newest item
E101: #1 overload
Third newest item
E203: #2 electric leak
You can view up to five incidents of the newest alarms using the Indication
Switching Operation.
Direction
Direction
No
operation
for 10
seconds
Fig. 7-4-2 Indications of alarm log
Indication Switching Operation
Normal
indication
Confirm
# 1
Manual
Back
# 2
Manual
