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various CCN modules is different for each module. In general, the uploading process will take 3
to 5 minutes.
Changing Refrigerant Types
To select refrigerant type, go to the Control Test table. Whenever the refrigerant type is
changed, the ATTACH TO NETWORK DEVICE table must be used. After changing the
refrigerant type in the Control Test table, move to the ATTACH TO NETWORK DEVICE table.
Make sure the highlight bar is located on the LOCAL selection. Press the ATTACH softkey. The
information in the PSIO module will now be uploaded. The default screen will appear. The new
refrigerant type change for the controller is complete.
Attaching to Other CCN Modules
If the machine PSIO has been connected to a CCN Network or other PIC controlled chillers
through CCN wiring, the LID can be used to view or change parameters on the other controllers.
Other PIC machines can be viewed and set points changed (if the other unit is in CCN control),
if desired from this particular LID module.
To view the other devices, move to the ATTACH TO NETWORK DEVICE table. Move the
highlight bar to any device number. Press SELECT softkey to change the bus number and
address of the module to be viewed. Press EXIT softkey to move back to the ATTACH TO
NETWORK DEVICE table. If the module number is not valid, the ‘‘COMMUNICATION
FAILURE’’ message will show and a new address number should be entered or the wiring