©2008 Ingersoll Rand Company Page 27
alarm is only shown if Low Ambient (La) is
activated.
(05)
High Sump Pressure [Enh] – This alarm
occurs when the pressurized air in the sump
exceeds 2 bar (29 psi) above the controllers
unloaded system pressure set point.
(06) Low Sump Pressure [Enh] – The sump
pressure has either not increased 1bar (15psi)
this is measured 15 seconds after starting and
operational anytime the compressor is running in
either a load or unload state.
(07) P1 Sensor Failure [Std] – The Discharge
pressure sensor input reading to the controller is
beyond the normal measurement range of either
below 3.4ma or above 20.8ma. The alarm could
be caused by a loose connection at XO5. Also,
check for a damaged sensor and broken or
damaged wire.
(08)
P2 Sensor Failure [Enh] --The Sump
pressure sensor input reading to the controller is
beyond the normal measurement range of either
below 3.4ma or above 20.8ma. The alarm could
be caused by a loose connection at XO5. Also,
check for a damaged sensor and broken or
damaged wire.
(09)
Temperature Sensor Failure [Std] -
This alarm occurs if the airend Discharge
temperature sensor is recognized as missing or
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