Non-cycling Refrigerated Dryer
9
MODELS D340IN, D40IN, D510IN, D680IN, D850IN, D100IN, D1190IN, D1360IN
http://air.ingersollrand.com
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Allows user to modify set point values. Set point
values cycle through a fixed range.
DRAIN OPEN
Press this button to set the length of time in seconds
that the condensate drain will be open. This is
adjustable from one (1) to sixty (60) seconds.
DRAIN CLOSED
Press this button to set the amount of time in minutes
that the condensate drain will be closed. This is
adjustable from one (1) to sixty (60) minutes.
DRAIN TEST
Press this button to open the drain to verify operation.
LIGHTS
LCD Display
Displays exchanger temperature during normal
operation. Also used to display high temperature set
point, alarm condition and timing functions.
SYSTEM ENERGIZED
Indicates when power is applied to unit.
DRYER ON
Illuminated when the On/Off switch has been pressed
to place the unit in operation.
REFRIGERATION COMPRESSOR ON
Indicates that the refrigeration system is operating.
DEGREES F / DEGREES C
Indicates the temperature units of measure.
HIGH TEMP ALARM
Indicates that the exchanger temperature has risen
above the High Temperature Alarm set point.
LOW TEMP ALARM
When activated, indicates that the exchanger
temperature has dropped below 9°F or -°C. This
condition stops the compressor. The compressor
will not restart until the temperature has risen two
degrees above exchanger set point.
DRAIN OPEN
This light comes on when power is applied to open
the time solenoid drain.
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7.5.2 HIGH TEMPERATURE ALARM
The Controller allows the user to configure the dryer’s High
Temperature Alarm Setpoint.
7.5.3 ADJUSTING SET POINTS
Changing the High Temperature Alarm Setpoint is
accomplished as follows.
EXCH.
SET
4 6
Pressing EXCHANGER SETPOINT button will change the
display to show the current setpoint.
4 7
Pressing the UP or DOWN arrows modifies the EXCHANGER
SETPOINT in one degree increment.
4 8
Pressing the UP or DOWN arrows modifies the EXCHANGER
SETPOINT in one degree increment.
4 8
The Controller accepts the last setpoint. After 5 seconds,
the readout will return to displaying the current Exchanger
Temperature.
7.0 PRINCIPLES OF OPERATION
