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DC-TFB412 51307618-176

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DC-TFB412 51307618-176 is a Honeywell C300 four-link redundant Fieldbus Interface IOTA. It provides the terminal and interconnection assembly used by compatible FIM hardware in an Experion control cabinet.
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Technical specifications for DC-TFB412 51307618-176

  • Manufacturer:
    Honeywell
  • Part Number:
    DC-TFB412 51307618-176
  • Product Family:
    Honeywell Experion PKS ( C200, C300 )
  • Product Type:
    C300 Fieldbus Interface IOTA
  • Stock:
    1
  • PWA number:
    51307618-176
  • System family:
    Experion C300
  • Assembly type:
    Fieldbus Interface IOTA
  • Fieldbus link count:
    4
  • Architecture:
    Redundant FIM interface
  • Network technology:
    FOUNDATION Fieldbus H1
  • Primary function:
    Terminal and interconnection assembly
  • Module pairing:
    Compatible Honeywell Fieldbus Interface Module
  • Installation scope:
    C300 cabinet carrier and link wiring
  • Link topology:
    Four H1 segments through one IOTA
  • Redundancy validation:
    Both FIM paths require functional testing
  • Weight:
    0.79 lbs (0.36 kg)
  • Estimated shipping dimensions:
    26.8 x 12 x 5.5 cm
  • Tariff Code:
    8537101190
  • 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 Applications Communication Environmental Ratings Diagnostics & Protection

Features:

  • Provides the four-link redundant Fieldbus Interface IOTA configuration.
  • Carries complete Honeywell PWA identity 51307618-176.
  • Interfaces compatible C300 FIM hardware with FOUNDATION Fieldbus H1 link wiring.
The complete order identity is DC-TFB412 with PWA 51307618-176, not merely a generic FIM terminal base.

It organizes fieldbus-module mounting and the terminal paths for four H1 network links in a redundant C300 design.

Match redundancy, FIM revision, carrier, link power, shields, terminals, and Experion configuration before installation.

Availability is subject to Apter Power inventory and sourcing confirmation.
Verified resources for Honeywell DC-TFB412 51307618-176: 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.
  • Build or maintain a redundant C300 Fieldbus Interface position serving four H1 links.
  • Terminate fieldbus trunks and their cabinet-side power/interconnection paths at the documented IOTA.
  • Replace a damaged terminal assembly while preserving link identity and redundant availability.
  • Four FOUNDATION Fieldbus H1 links connect through the terminal and interconnection assembly.
  • Reliable communication depends on correct link power, polarity, shield practice, and physical-segment design.
  • The Experion database and FIM configuration must retain the original link assignments after replacement.
  • Use the IOTA only within the cabinet temperature, humidity, vibration, and contamination limits defined for Series C hardware.
  • Keep fieldbus terminals clean and dry so low-level network signaling is not degraded by leakage paths.
  • Maintain enclosure protection and cable entry sealing appropriate to the installed process environment.
  • Verify link power and FIM health before concluding that a communication loss originates in the IOTA.
  • Inspect terminals and connectors for reverse polarity, shorts, shield faults, or heat damage on each H1 link.
  • Test redundancy and all four link paths after installation before restoring normal control operation.
Description
Honeywell DC-TFB412 51307618-176 is the four-link redundant Fieldbus Interface input/output terminal assembly identified by the complete PWA number. It belongs to the Experion C300 fieldbus interface hardware set.

The IOTA provides the mounted terminal, power, and interconnection structure through which a compatible Fieldbus Interface Module serves four FOUNDATION Fieldbus H1 links. Redundant architecture depends on the paired FIM arrangement, carrier, power conditioners, link wiring, and Experion configuration.

Before replacement, confirm the -176 PWA revision, redundant versus nonredundant design, FIM catalog number, carrier position, link power, shield/ground plan, and terminal labels. De-energize all link and cabinet supplies and preserve each trunk connection exactly.
Alternative Names
DC-TFB412 51307618-176 DC-TFB412 51307618-176 DC TFB412 51307618 176 DCTFB41251307618176 Honeywell DC-TFB412 C300 4-Link Redundant FIM IOTA 51307618-176 Fieldbus IOTA
Technical notes
For DC-TFB412 51307618-176, isolate all four H1 links and cabinet power, then verify redundancy, FIM pairing, link power conditioning, shield grounding, and terminal identity.
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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.
What architecture is indicated by Honeywell DC-TFB412 51307618-176?
The label identifies a four-link redundant Fieldbus Interface IOTA used with compatible C300 FIM hardware.
Which components must match Honeywell DC-TFB412 51307618-176?
Confirm the FIM catalog number and revision, redundant carrier, four H1 links, power conditioners, terminal mapping, and Experion release.
What does Honeywell DC-TFB412 51307618-176 do in a fieldbus cabinet?
It provides the mounting, terminal, power, and interconnection path between the Fieldbus Interface Module and four H1 links.
How is Honeywell DC-TFB412 51307618-176 supply quoted?
Apter Power checks the exact -176 PWA label, terminal and connector condition, quantity, destination, and required delivery date.
Can a nonredundant IOTA replace Honeywell DC-TFB412 51307618-176?
No direct substitution should be assumed; redundancy, FIM hardware, carrier wiring, link availability, power, and system configuration must be engineered.
What information is needed for a Honeywell DC-TFB412 51307618-176 enquiry?
Provide the IOTA and FIM labels, carrier photos, Experion release, link-power design, trunk schedule, quantity, and destination.