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Cabinet Series Dehumidifying Dryer 16
Indicator Name Description
compressed air, the pressure switch opens and sends
a signal to the PLC controller to shut down dryer
operation. Dryer operation automatically resumes
when 80 psi (551 kPa/ 5.51 bars) air is restored.
R
High Temp
Process Air Light
The High Temp Process Air alarm indicator lights
when the temperature at the process air
thermocouple is above the high alarm set value.
Upon high temperature alarm condition the process
heaters turn off, the process blower remain on.
The alarm mode and value are factory-set to track
25º above the process set point. The alarm value is
an upper-limit deviation above the process set point.
When the temperature at the process thermocouple
returns to within the acceptable range, the alarm
output de-energizes and all heaters turn on again
automatically.
R
High Temp
Regen Air Light
The High Temperature Regen Air alarm indicator
lights when the thermostat above the regeneration
heater assembly senses an abnormally high
temperature.
The regeneration heaters shut down until the
temperature falls below the alarm point. The
regeneration blower continues to run for cooling the
heaters and desiccant bed. The alarm condition
clears when the temperature drops below the
thermostat setpoint. The heaters re-energize
automatically.
A
High Dew Point
Light
The High Dew Point alarm indicator lights when the
process air delivery dew point exceeds a dew point
of -10°F (-23°C).
G
Material Loading
Light
The Material Loading indicator lights when material
is being conveyed.
A
Optional Dirty
Filter Light
If installed, the Dirty Filter alarm indicator lights
when the pressure differential across the process,
regeneration and conveying air return filter exceeds
the pressure switch setting. Service the filter when
this indicator lights. The indicator and the alarm
condition clears after you service and reinstall the
filter.