D8 Series User’s Guide
Chapter 4: Operation and Setup
65
The keypad and display will not work for anything else until you acknowledge each alarm. The alarm
code or message persists as long as the alarm condition exists.
System Alarm Messages
If a system alarm occurs, the alarm message replaces the entire display. The message persists until
the condition is corrected and the alarm is acknowledged.
Table 4.3 describes system alarm messages. For more information, Chapter 7: Troubleshooting and
Reconfiguring on page 136
Table 4.3
– System Alarm Messages
MESSAGE
DESCRIPTION
Low power
The power supply has failed. Low Power on page 140
Battery dead
The RAM battery in the D8 is not functioning correctly, and stored data has
been corrupted. Battery Dead on page 140
H/W error: Ambient
The temperature around the controller is outside of the acceptable range of
-5 to 55°C. H/W Error: Ambient on page 141
H/W error: Gain
Hardware failed because of excessive voltage on inputs. H/W Error: Gain or
Offset on page 141
H/W error: Offset
Job Display
The job display appears if you load a job from memory. If you load a job using the
Load setup from
job
parameter, the job display shows the following screen:
Job 1 running
If the job was loaded using digital inputs, the display shows this screen:
Job 1 running
remotely loaded
If parameters are modified while the job is running, the display shows this screen:
Job 1 running
Data modified
To toggle between the job display and the loop display, press
>
or
<
.
