9.0 OPERATING INSTRUCTIONS
IRN37–160K–OF & IRN50–200H–OF
http://air.irco.com
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Scheduled start
This option will cause the unit to start on the scheduled
start day , at the time stored in this setpoint. To disable
this option, set the value of scheduled start equal to the
value of scheduled stop.
Scheduled stop day
This option is the selection for the day that a scheduled
stop will take place. The selections are Sunday,
Monday, Tuesday, Wednesday, Thursday, Friday,
Saturday, Daily (Su — Sa), Weekdays (M — F), or
Weekends. This option setpoint will work with the
scheduled stop setpoint.
Scheduled stop
This option will cause the unit to stop on the scheduled
stop day, at the time stored in this setpoint. To disable
this option, set the value of scheduled stop equal to the
value of scheduled start.
Modbus protocol and address
See the Modbus manual.
9.8 SENSOR CALIBRATION
Pressure sensor calibration is done through the
SENSOR CALIBRATION screen. Sensor calibration
can only take place when the machine is stopped.
Calibration needs to be done only after a sensor has
been replaced or the Intellisys controller has been
replaced.
–SENSOR CALIBRATION–
100
PSI
100
PSI
SENSOR 4APT
CALIBRATE
READY TO START
SENSOR 3APT
CALIBRATE
STATUS
MAIN MENU
SELECT
Each of the sensors listed below can be chosen by
using the up and down arrow buttons to highlight it on
the screen.
SENSOR CALIBRATION Items
Sensor 1AVPT (LP Inlet Vacuum)
Sensor 2APT (Interstage Pressure)
Sensor 3APT (HP Discharge Pressure)
Sensor 4APT (Package Discharge Pressure)
Sensor 5OPT (Oil Filter In Pressure)
Sensor 6OPT (Oil Filter Out Pressure)
Sensor 9APT (Remote Sensor)
Select the highlighted sensor by pressing the SELECT
button. Press the CALIBRATE button to start the
automatic calibration procedure, or press the CANCEL
button to not calibrate it and return to the sensor list.
The calibration screen can be exited by pressing either
the STATUS or MAIN MENU buttons. If no buttons are
pressed within 30 seconds, the display will return to the
CURRENT STATUS screen.
