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Technical specifications for P0904AK

  • Manufacturer:
    Invensys
  • Product Category:
    DCS Systems
  • Spare Part Number:
    P0904AK
  • Estimated shipping dimensions:
    5.7×36.3×42cm
  • Weight:
    5.12 kg
  • Tariff Code:
    8537101190
  • Counliy of origin:
    USA
  • Interface:
    GCIO
  • Touchscreen interface:
    Not included
  • Keyboard cable:
    P0800MW
  • Dual-GCIO interconnection:
    P0970HV
  • Annunciator keyboard:
    P0903CV
  • Annunciator/numeric keyboard:
    P0903CW
  • Dual-GCIO keyboard capacity:
    Up to 4 keyboards across 2 GCIO units

Information

Overview Manuals Common Applications Product Precautions
Foxboro P0904AK supports operator annunciation through a dedicated keyboard interface, including dual-GCIO arrangements used with H92 workstations.
  • Provides the tabletop GCIO installation format.
  • Supports P0903CV annunciator keyboards.
  • Supports P0903CW annunciator/numeric keyboards.
  • Can serve as a primary or secondary unit in a dual-GCIO arrangement.

The workstation-to-interface cable and the keyboard cable serve different links. In the dual arrangement, a separate interconnection joins the two GCIO units while the keyboards retain their individual cable paths.

Important Notice: Test both the annunciator indication and its assigned operator action after reconnecting the interface.

Foxboro P0904AK Manuals & Downloads
Foxboro P0904AK Apter Power GCIO Connection Reference (PDF)Foxboro P0904AK Installation & Commissioning Guide (PDF)

The technical reference explains the GCIO connection arrangement. The separate installation guide covers cable identification and operator-keyboard checks.

Operator annunciation
Connect dedicated annunciator keys to the workstation interface.
Numeric operator entry
Use the annunciator/numeric keyboard in the GCIO arrangement.
Tabletop workstations
Install the interface outside an embedded command-center assembly.
Expanded keyboard arrangements
Interconnect primary and secondary GCIO units for additional keyboards.
Prepare the affected circuits before installing Foxboro P0904AK.
1
Identify the workstation-to-GCIO cable before disconnecting it.
2
Keep monitor touch connections separate from this interface.
3
Label the primary and secondary units in a dual arrangement.
4
Retain the dedicated interconnection between both GCIO units.
5
Connect each keyboard through its assigned keyboard cable.
6
Restore annunciator assignments and test operator indication before use.

Technical notes

P0904AK is the version without touchscreen support. Keep monitor touch cabling separate from the GCIO annunciator connection.

FAQ View All FAQ

  • Does P0904AK provide the touchscreen connection for a workstation monitor?
    No. This GCIO version has no touchscreen interface.
  • Which cable links an annunciator keyboard to P0904AK?
    The GCIO keyboard connection uses cable P0800MW.
  • How are two P0904AK units interconnected in a dual-GCIO arrangement?
    The primary and secondary GCIO units are joined by cable P0970HV.
  • Can P0904AK work with an annunciator keyboard that includes numeric keys?
    Yes. P0903CW is the annunciator/numeric keyboard used in the GCIO connection arrangement.
  • How many keyboards can a dual-interface arrangement using P0904AK serve?
    The illustrated dual-GCIO arrangement supports up to four annunciator keyboards across its two interfaces.
Related reading

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