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    Apter Power reviews D6 terminal matching, segment assignment and fieldbus power requirements before shipment.

KJ3242X1-BK1

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Emerson KJ3242X1-BK1 is a DeltaV S-series FOUNDATION Fieldbus H1 interface card with D6 terminal keying.
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Ships by Wednesday, October 28
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Technical specifications for KJ3242X1-BK1

  • Manufacturer:
    Emerson
  • Part Number:
    KJ3242X1-BK1
  • Product Family:
    DeltaV
  • Product Type:
    DeltaV S-series FOUNDATION Fieldbus H1 Card
  • Stock:
    1
  • Interface:
    FOUNDATION Fieldbus H1
  • Local Bus Power:
    12 VDC at 300 mA
  • Fieldbus Power:
    9 to 32 VDC at 12 mA per port
  • Ambient Temperature:
    -40°C to +70°C
  • Relative Humidity:
    5% to 95%, non-condensing
  • Terminal Block Key:
    D6
  • Shock:
    10 g half-sine for 11 ms
  • Vibration:
    1 mm peak-to-peak, 2 to 13.2 Hz; 0.7 g, 13.2 to 150 Hz
  • Tariff Code:
    Please confirm the destination before shipping
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals H1 Segment Role Power and Keying Commissioning Path Product Applications

Features:

  • Smart-segment gateway: Moves scheduled process data and device status between DeltaV and H1 instruments.
  • Separate energy boundary: Card recognition and fieldbus segment power can be tested as distinct parts of the communication path.
  • Keyed service control: D6 terminal association adds a concrete replacement check beyond card shape or connector location.
KJ3242X1-BK1 is the S-series interface card that connects DeltaV to engineered FOUNDATION Fieldbus H1 segments.

It transfers scheduled data between the control system and smart field devices while the external fieldbus supply energizes the connected segment.

Troubleshooting therefore separates LocalBus recognition, card health, segment power, termination and device communication instead of replacing the card whenever an instrument disappears.

Apter Power can help confirm the D6 termination, segment design and S-series fit for the Emerson KJ3242X1-BK1 DeltaV S-series FOUNDATION Fieldbus H1 Card before quotation.
Emerson KJ3242X1-BK1 DeltaV S-series FOUNDATION Fieldbus H1 Card Manuals, Datasheets, Links
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • Multi-drop interface: One engineered segment carries several smart devices instead of separate analog home runs.
  • Scheduled exchange: Process values and function-block data follow the configured Fieldbus communication schedule.
  • Device context: Status and diagnostic information share the same digital path used for process communication.
  • Port ownership: Every physical segment remains tied to a documented card port and DeltaV configuration.
  • Dual power domains: LocalBus electronics power and fieldbus segment power are verified separately.
  • D6 association: The matching terminal key helps keep the H1 field connection aligned with the intended card type.
  • Segment supply proof: Correct fieldbus voltage must be demonstrated at the network, not inferred from a healthy card LED.
  • Environmental boundary: Cabinet temperature, humidity and vibration remain part of the accepted installation.
  • Identity first: Full model and terminal key are checked before the existing segment is disturbed.
  • Topology preserved: Device addresses, cable route and termination points are captured for an outage replacement.
  • Layered testing: Card recognition, port status and device communication are proven in that order.
  • Control release: Function-block execution and operator values are confirmed before normal control resumes.
  • Smart transmitter segments: Connects pressure, flow, temperature and analytical instruments to DeltaV.
  • Intelligent valve networks: Carries control and device-status information for supported H1 positioners.
  • Brownfield H1 restoration: Replaces an identified S-series card while the verified segment wiring is retained.
  • Diagnostic maintenance: Keeps device and segment condition visible to engineering and asset workflows.
Description
KJ3242X1-BK1 connects DeltaV S-series I/O to FOUNDATION Fieldbus H1 segments, allowing multiple smart instruments on each engineered port to exchange process values, status and device information with the control system.

KJ3242X1-BK1 has a defined local-bus load, independent fieldbus-power requirement and D6 terminal-block key. A successful replacement therefore depends on the card identity, terminal association, segment power and network condition rather than on electronics appearance alone.
Technical notes
Confirm the D6-keyed terminal block, 12 VDC LocalBus context and the separately engineered 9 to 32 VDC fieldbus supply before fitting KJ3242X1-BK1. Preserve the port-to-segment map and verify segment power, termination and device communication independently. Do not treat a powered card as proof that the connected H1 network is healthy.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
A KJ3242X1-BK1 card is recognized by DeltaV but no H1 devices appear. What should be checked first?
Check the external fieldbus supply, both segment terminations and port wiring before condemning the card. LocalBus recognition proves the electronics path only, not the powered field network.
Can KJ3242X1-BK1 replace another H1 card that uses a different terminal key?
Not on appearance alone. Match the complete model, D6 terminal association, S-series architecture and project configuration before insertion; a different key indicates a different approved interface relationship.
What does the 9 to 32 VDC entry mean when selecting a supply for KJ3242X1-BK1?
It identifies the documented fieldbus-power range at the card interface. The complete segment still requires an engineered supply, cable, device load and termination design.
One port on KJ3242X1-BK1 is intermittent while other connected ports are stable. Should the entire card be replaced immediately?
No. Use port diagnostics to isolate that segment, then inspect its power, cable, termination and devices. A port-specific pattern points first to the associated network path.
Does installing KJ3242X1-BK1 automatically preserve the previous Fieldbus schedule?
No. Retain and verify the DeltaV configuration, device set and function-block schedule. Hardware identity does not reconstruct a changed or missing segment configuration.
What receiving evidence is useful for KJ3242X1-BK1 before a shutdown?
Record the full model, terminal-key requirement, card condition and included accessories, then compare them with the installed S-series position and prepared segment work scope.

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