Sterling 90-225 CFM ユーザーズマニュアル

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Cabinet Series Dehumidifying Dryer 
 
22 
 
PLC LED Indicators 
The following indicators are located inside the dryer cabinet.  See Figures 5, 6, and 7. 
Name 
Description 
System 
Start/Sequence 
Shutdown (I/0) 
When ON, activates the operation of the dryer 
portion. 
Compressed Air 
Input (I/1) 
When ON, confirms that compressed air is present. 
Process Blower 
Enable (I/2) 
 
When ON, Confirms the operation of the process 
blower. 
Bed Switch Set 
Point Input (I/4) 
 
When ON, indicates that dewpoint is above bed 
switching set point. 
High Regen 
Temp Alarm, 
Right Bed (I/5) 
 
When OFF, indicates a situation of a temperature 
exceeding the set level in the right regen bed. 
 
High Regen 
Temp Alarm, 
Left Bed (I/6) 
 
When OFF, indicates a situation of a temperature 
exceeding the set level in the right regen bed. 
Compressed Air 
Alarm Input (I/7) 
 
When ON, it indicates loss of compressed air. 
High Process 
Temp Alarm (I/8) 
 
When ON, sends the information to the PLC to be 
used later in forming alarm procedure. 
Push To Silence 
(I/9) (Optional) 
 
When the existing rocker switch is pressed, the 
audible horn will be silenced and flashing strobe 
will be turned off. Also, it serves as an alarm 
acknowledgment.