ALTEC AIR, LLC
P550W Series Air Dryers User’s Guide
Page 28 of 98
P011658 – Rev. S
8.5.3
High Flow Rate Alarm –
Occurs when the Flow Rate
(
FLOW
) rises above the
alarm set point for more than
one (1) minute. (Default
setting is 500 SCFD)
See section 13.11 for troubleshooting information.
8.5.4
High Humidity Alarm –
Occurs when the Humidity level
rises above the alarm set point for
more than one (1) minute.
(Default setting is 10.0%)
If this alarm is present for one (1) minute or more, the air Dryer will go into
SHUTDOWN
mode to prevent saturated air from being delivered to the
supply line.
See section 13.9 for troubleshooting information.
8.5.5
High Cabinet Temperature Alarm -
Occurs when the temperature in
the cabinet rises above 120°F for
more than ten (10) seconds.
If this alarm is present for three (3) minutes or more, the Compressor will
SHUTDOWN
to protect against damage due to overheating. Once the
temperature lowers to 112°F the Compressor will re-start.
See section 0for troubleshooting information.