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VE4070

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Emerson VE4070 is the DeltaV M-series intrinsically safe I/O LocalBus isolator and carrier order configuration.
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Technical specifications for VE4070

  • Manufacturer:
    Emerson
  • Part Number:
    VE4070
  • Product Family:
    DeltaV
  • Product Type:
    DeltaV M-series Intrinsically Safe I/O LocalBus Isolator and Carrier
  • Stock:
    1
  • Component Category:
    LocalBus isolator and carrier
  • System:
    DeltaV M-series intrinsically safe I/O
  • Isolator Function:
    Protects I.S. I/O from fault voltages from AC mains-related equipment
  • Bus Function:
    Links intrinsically safe I/O with non-intrinsically-safe LocalBus I/O
  • Order Scope:
    Isolator and carrier configuration
  • Architecture Boundary:
    M-series; not an S-series carrier component
  • 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 Isolation Boundary M-Series Assembly Verification Scope Product Applications

Features:

  • LocalBus fault boundary: Inserts the documented isolation stage between standard M-series LocalBus equipment and the I.S. I/O section.
  • Carrier-defined assembly: Keeps the isolator and its mounting relationship together under one order configuration.
  • Architecture clarity: Establishes the M-series I.S. boundary before cards, power supplies and field terminations are selected.
VE4070 is the LocalBus isolator and carrier order in the DeltaV M-series intrinsically safe I/O family.

Its role is to protect the I.S. I/O section from specified upstream fault voltages while maintaining the intended LocalBus connection to the control system.

The product works only as part of the approved M-series I.S. assembly, so the associated supply, cards, carrier positions, hazardous-area design and field circuits remain separate engineering responsibilities.

Apter Power can help confirm the M-series carrier, isolator and I.S. I/O assembly scope for the Emerson VE4070 DeltaV LocalBus Isolator and Carrier before quotation.
Emerson VE4070 DeltaV M-series Intrinsically Safe I/O LocalBus Isolator and Carrier 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.
  • Upstream fault protection: The isolator limits specified fault-voltage transfer toward the I.S. I/O section.
  • LocalBus continuity: Control communication is maintained through the approved isolator path.
  • Defined location: The component sits at the boundary between non-I.S. LocalBus equipment and the intrinsically safe subsystem.
  • Not a universal barrier: Its function belongs to the DeltaV architecture rather than arbitrary third-party field circuits.
  • Carrier relationship: The order code includes the isolator and its carrier configuration.
  • I.S. power dependency: The approved intrinsically safe supply remains a separate part of the complete subsystem.
  • Card selection: Only the documented M-series I.S. I/O cards and termination arrangements belong in the assembly.
  • Generation boundary: M-series cards and carriers are physically different from S-series hardware.
  • Full bill of materials: Isolator, carrier, supply, I/O cards and field interface are reconciled before procurement.
  • Installation evidence: Cabinet location and hazardous-area design are checked against the applicable Emerson instructions.
  • Power-path proof: Non-I.S. and I.S. supply sections are verified without bypassing the isolation boundary.
  • Bus recovery: Controller recognition and all installed I.S. cards are confirmed after service.
  • M-series I.S. I/O stations: Establishes the LocalBus boundary for intrinsically safe analog or discrete modules.
  • Hazardous-area cabinet renewals: Replaces an identified isolator-and-carrier assembly within an approved design.
  • Subsystem troubleshooting: Provides a defined checkpoint between controller-side LocalBus faults and the I.S. I/O section.
  • Spare standardization: Keeps the correct M-series assembly available without confusing it with S-series carrier hardware.
Description
VE4070 combines the DeltaV M-series intrinsically safe I/O LocalBus isolator with its carrier. The isolator protects the I.S. I/O side from fault voltages originating on non-I.S. AC mains-related equipment and links the isolated I/O section to the standard LocalBus.

VE4070 is part of a complete M-series I.S. I/O architecture that also uses the approved power supply, carrier arrangement, I/O cards and field termination. It must not be treated as an S-series carrier component or as a standalone intrinsic-safety barrier for arbitrary circuits.
Technical notes
Use VE4070 only within the documented DeltaV M-series intrinsically safe I/O architecture. Verify the LocalBus isolator, carrier, I.S. power supply and installed card set as one assembly. M-series I/O cards are not physically compatible with S-series controllers or carriers, and intrinsic-safety compliance depends on the complete approved installation rather than this order code alone.
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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.
Is VE4070 a standalone intrinsic-safety barrier for any field circuit?
No. It is the DeltaV M-series LocalBus isolator and carrier used inside the documented I.S. I/O subsystem. Field-loop safety still depends on the approved complete design.
Can S-series I/O cards be installed on the VE4070 carrier?
No. Emerson identifies a physical incompatibility between M-series I/O cards and S-series controllers or carriers. Keep the complete assembly within the M-series architecture.
Does VE4070 include the intrinsically safe power supply and I/O cards?
The exact order identifies the LocalBus isolator and carrier. Treat the I.S. supply, I/O cards and field termination as separate unless the quotation explicitly includes them.
What should be checked when the I.S. cards downstream of VE4070 all disappear?
Verify upstream LocalBus status, the isolator path, I.S. supply and carrier connections before replacing multiple cards. A common boundary fault can affect the entire section.
Can VE4070 be accepted for a hazardous-area project from the model number alone?
No. Reconcile the exact offered hardware, destination classification, field circuits and applicable Emerson installation documentation before release.
What should be proven after VE4070 replacement?
Confirm both sides of the power and LocalBus boundary, controller recognition of the installed I.S. cards and normal field-point behavior before returning the subsystem.