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The alarms can mean the following:
Plant fault:
This alarm indicates something in the system is not right and should be looked at (Warning –
action required but not immediate).
A Plant Fault is caused by the following:
•
Failing transducer (dew point or pressure)
•
Failed dryer
•
Failed compressor
•
Compressor communication error
•
Inlet pressure too high or too low
•
· All compressors in load (LAG alarm)
Plant emergency:
This alarm indicates an unwanted situation which should be rectified as quickly as possible. It is
caused by the dew point, which is measured at the outlet, being too high.
Reserve fault:
This alarm indicates that the back-up cylinder supply pressure is too low.
Pressure fault:
This alarm indicates a problem with the medical outlet pressure being too high or too low.
Views screen
In the views screen the most important inputs of the sensors are visible on the screen. How this is
displayed can be chosen by the user.
Compressors detail screen
In the compressors screen the status of the compressors is visible. You can see each
compressor and whether it is stand-by, in load or in unload. A compressor in load has a full
bar, in unload a partially filled bar and when in stand-by an empty bar. It is also visible which
compressor is the next to be called or stopped by the controller (see Icons section).
On the image below there are 2 compressors connected to the controller. Both are in stand-by
and the next compressor to be started is compressor 1.
Also alarms of compressors are shown.
Summary of Contents for dMED 025
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