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How humidity threshold alarms are reported on an ACRP
Issue:
This document will describe how humidity threshold alarms are reported on an ACRP.

Product line:
ACRP5XX, ACRP1XX, Uniflair, Network Air FM, ACFM, IR40, InRoom

Environment:
All Product models, all serial numbers

Cause:
Units use dew point to calculate humidity

Resolution:
You may come across an ACRP not generating an alarm message when the Return Humidity is lower than the Threshold [figure 1].  Remember Humidity set points and thresholds are based on dew point.  It is possible to be under the RH% set point/threshold and not receive a humidity demand or warning.
Figure 1

APC Netherlands

Attachment(s)
ACRP Not Reporting Humidity Alarm Threshold Violations rev. 20121207.doc [814 KB]
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