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X4I Interconnect To Ingersoll Rand Unigy & Nirvana 20-40 HP Compressors
Refer to the X4I Overview Drawing for the X4I Compressor 2 through 4 X01 to IR-PCB terminal connections
For Unigy Compressors::
All Unigy Phase 1 compressors “MUST” be converted to Phase 2 or higher. Contact Technical Support Services for the CCN's required for this
conversion.
For Nirvana 20-40HP Compressors:
Remote Control “MUST” be set to on.
Check the Nirvana Software revision level. It “MUST” be updated to Version 1.10 or greater. Contact Technical Support Services to acquire the
update.
Drawing Notes For Unigy Phase 1 Machines:
Note: All Unigy Phase 1 compressors “MUST” be converted to Phase 2 or higher. Contact Technical Support Services for the CCN's required for this conversion. This Drawing on
Page 16 is a representation for “AFTER” the conversion is completed.
Note: The Unigy Target Pressure “MUST” be set equal to the “midpoint” of the X4I pressure control band.
Drawing Notes For Unigy Phase 2/3 Machines:
Note: The Unigy Target Pressure “MUST” be set equal to the “midpoint” of the X4I pressure control band.
Drawing Notes For Nirvana 20-40HP Machines:
Note: Remote Control “MUST” be set to on.
Note: The Nirvana Target Pressure “MUST” be set equal to the “midpoint” of the X4I pressure control band.
Guidance only; connections may differ with date, model, type, variant, special, custom or concession builds. This information is intended to
be used in conjunction with the compressor’s original control circuit diagram.
X4I Interconnect To Ingersoll Rand Unigy & Nirvana 20-40 HP Compressors Page 15