TWP/TWB200 – TWP/TWB9000
26
SWITCHING
TO
HEATLESS
The Switch To Heatless button has been touched from the Service Screen.
The dryer will immediately switch to cooling and completely cool the tower before
switching
to
Heatless.
SWITCHING
TO
HEATED
The Switch To Heated button has been touched from the Service Screen.
The dryer will immediately switch to Heated once the towers have repressurized.
RUNNING IN HEATLESS BACKUP
The dryer is running in Heatless Regeneration Mode.
DRYER IN POWER SAVER STATE
The Dewpoint is below the dewpoint demand set point at the end of the standard
drying
time.
Dryer will wait until dewpoint rises above the set point before switching towers.
EXTENDED PURGING ACTIVE (Blower Models Only)
The 2% Cooling Setting is enabled in the Advanced Setting screen.
The dewpoint is below the dewpoint demand set point at the end of the
standard
drying
time.
The regenerating tower will continue to regenerate for the amount of time specified
in the Extended Drying Time setting (Typically 60 minutes), or until the dewpoint
rises above the dewpoint demand set point.
Not applicable if Dewpoint Demand is not installed and enabled.
Refer to the Alarms Section for a complete list of alarm messages which are also
displayed on this line.
a. State Message Line –
Displays the current regeneration state and the amount of time remaining in that state.
DRYER
PARKED
The dryer has not yet been started. Once the dryer is started, it cannot be placed into
PARKED
state
without
re-programming
the
PLC.
LEFT TOWER BLOWING DOWN / RIGHT TOWER BLOWING DOWN
Regenerating tower is waiting to depressurize before purging.
LEFT TOWER HEATING / RIGHT TOWER HEATING
Heated purge air is regenerating the tower before purging.
LEFT TOWER BLOWER COOLING / RIGHT TOWER BLOWER COOLING
(Blower
Models
Only).
Blower is cooling down the heater tube before switching to Cooling Regeneration.
BLOWER
REGENERATION
MODELS
ONLY.
LEFT TOWER COOLING / RIGHT TOWER COOLING
Cool air is cooling down the tower.
If the dryer uses a blower and the Use 2% Purge Cooling setting is enabled, additional
purging also takes place during this state.
Summary of Contents for Airtek TWB1000
Page 1: ...1 Externally Heated Blower Purge Desiccant Dryers User Manual Models TWP TWB200 TWP TWB9000...
Page 9: ...TWP TWB200 TWP TWB9000 9 TWP Desiccant Dryer Operation TWB Desiccant Dryer Operation...
Page 10: ...TWP TWB200 TWP TWB9000 10 FLOW SCHEMATIC MODELS TWP200 300 DWG FS11682 Rev...
Page 11: ...TWP TWB200 TWP TWB9000 11 FLOW SCHEMATIC MODELS TWP400 800 DWG FS11683 Rev...
Page 12: ...TWP TWB200 TWP TWB9000 12 FLOW SCHEMATIC MODELS TWP1000 1500 DWG FS11684 Rev...
Page 13: ...TWP TWB200 TWP TWB9000 13 FLOW SCHEMATIC MODELS TWP2000 9000 DWG FS11685 Rev...
Page 14: ...TWP TWB200 TWP TWB9000 14 FLOW SCHEMATIC MODELS TWB200 800 DWG FS11686 Rev...
Page 15: ...TWP TWB200 TWP TWB9000 15 FLOW SCHEMATIC MODELS TWB1000 1500 DWG FS11687 Rev...
Page 16: ...TWP TWB200 TWP TWB9000 16 FLOW SCHEMATIC MODELS TWB2000 9000 DWG FS11688 Rev...
Page 17: ...TWP TWB200 TWP TWB9000 17 WIRING DIAGRAM STANDARD CONTROLLER...
Page 18: ...TWP TWB200 TWP TWB9000 18 WIRING DIAGRAM STANDARD CONTROLLER...
Page 19: ...TWP TWB200 TWP TWB9000 19 WIRING DIAGRAM STANDARD CONTROLLER...
Page 20: ...TWP TWB200 TWP TWB9000 20 WIRING DIAGRAM STANDARD CONTROLLER...
Page 21: ...TWP TWB200 TWP TWB9000 21 PANEL LAYOUT STANDARD CONTROLLER...
Page 38: ...TWP TWB200 TWP TWB9000 38 Service Screen...
Page 71: ...TWP TWB200 TWP TWB9000 71...
