Direct Digital Controller
16
Direct Digital Controller fw 4.013 – Ed. 01/2013
2.6 ALERTS
MENU
This menu allows the user to visualise any anomalies in the units of the plant(s).
To access the alerts menu, select
from the main screen.
The figure below indicates the alerts menu screen.
Figure 5
–
EXAMPLE OF ALERTS MENU SCREEN
The alerts menu shows the
events underway
: it is possible to view the type of event (warning or error) for
each machine type.
Instructions to access the alerts menu:
1 - Select from the initial screen to gain access to the main menu.
2 - From the main menu, select
.
3 - Select the plant in which the events occurred:
for two-line cooling/heating plants,
for hot water
production plants, or
for chilled water production plants. The
symbol that appears next to a plant
icon indicates that anomalies are present in that plant.
4 - To search for the unit in which errors have occurred select (detail “D” in Figure 5). If no error has
occurred, the message “No error” appears.
5 - Use the vertical scroll arrows
(detail “E” in Figure 5) to view all the events present on the unit.
The
key allows the user to access the “MACHINE MANAGEMENT” menu in order to perform an error
reset, if necessary.
The button
i
allows to access the “INFORMATION MENU” related with the selected unit.
KEY:
A
Sequential number of events in progress for selected unit;
B
System identification symbol
;
for cooling plant,
for
heating plant;
C
Indication of machine ID;
D
Scroll arrows to change which unit’s events are displayed;
E
Vertical scroll arrows: these allow the user to view the
events that have occurred on the unit;
F
Indication of event code (Error: E, Warning: W);
G
String describing the position in which the cursor is;
I
Text describing event;
H
String describing the action to be carried out to solve the
event that occurred;
M
Anomaly
regards:
C
: conditioning module;
H
: heating module;
B
: electronic board.
N
Access to the “unit information” of the selected unit;
O
Access to the “unit alarms reset” of the selected unit
NOTE: the letters C and H will not be displayed for GAHP-
GS/WS
D
B
C
D
I
H
A
G
M
F
E N
O
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