AEC OFC Series - Manual (Page 23)

OFC Series Extrusion Control Units Page 23
This function will reset the unit to Monitor mode from Control mode in case the
extruder makes some sudden speed changes, such as being shut down by the
operator when a string up is lost, etc.
; Now you are ready to set in the Recipe for the product you will be running.
Starting from the Startup menu, press
2 , 1. A screen will prompt you to enter the
weight/length. Enter the weight/length specification you want, then press
ENTER .
; The menu then instructs you to enter the Stretch Factor, which compensates for
slip on the nip roll, etc. Factory default is 1.00. Adjust up or down after the line
is started, until the actual weighed product weight and the displayed weight
match.
; Start the extruder and start the OFC unit. When you press 1 to start the unit, the
computer automatically sets the pre-programmed Weight/Length and the
Stretch Factor. The OFC unit will always start up in Monitor mode and will not
start adjusting the pot or haul off speed until
START is pressed.
Extruder or Haul Off Control
The OFC unit can be configured to operate to adjust either the haul off or the extruder
speed, or both.
Field wire in the motorized pot to the appropriate speed control that you wish to
control. If the unit is displaying the wrong mode, contact the factory to be given the
reconfiguration software code for that particular unit to change it. It will require the
serial number of the unit to be given the proper code.
Display Changes
The second line of the display can show the following:
• Pounds/hour
• Inventory
• Weigh hopper weight
• Extruder or Haul Off Pick-up data
Toggle the ENTER key when the unit is running to display the selected status.