©2008 Ingersoll Rand Company Page 44
calibrate the system pressure transducer. This
pressure transducer is located at the top of the
moisture separator as the discharge air leaves
the compressor package.
Sump Pressure Calibration
With an enhanced controller, this screen will
allow the technician to calibrate the sump
pressure transducer.
Warning: Anytime a pressure transducer is to be
calibrated, the unit needs to be isolated from the
customers system, and care must be taken to
ensure that there is no pressure present on the
transducer.
Star Delta Timer
This screen allows the technician to adjust the
transition timer for a start delta unit. This timer is
adjustable from 8 to 20 seconds. The
compressor must be setup with a star delta
starter for this screen to be enabled.
Soft Start Timer
This screen allows the technician to adjust the
soft start timer on the controller. For this screen
to be enabled the starter type on the compressor
must be a soft start option.
Condensate Drain Time
This screen allows the service technician to
adjust the amount of time the electronic
condensate drain will be open. This setting
needs to be adjusted so that just as it shuts off
there is a small amount of air coming out. If
condensate is still purging from the drain when it
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