Honeywell 51305890-175 MC-TAMT04 LLMUX Thermocouple FTA, Solid-State, Conformally Coated, CE Compliant

The Honeywell 51305890-175 is the MC-TAMT04 Low-Level Multiplexer (LLMUX) Thermocouple Field Termination Assembly (FTA) for Honeywell TDC 3000 / Experion PKS / PMIO distributed control systems. It is a solid-state, conformally coated, CE-compliant FTA providing field termination for 16 thermocouple input channels with a local Cold Junction Reference (CJR) integrated on the assembly.

  • Item No :

    51305890-175
  • Order(MOQ) :

    1
  • Payment :

    EXW
  • Product Origin :

    USA
  • Shipping Port :

    Wuhan, Hubei, China
  • Lead Time :

    3-5 days
  • Weight :

    0.5KG
  • Products Description

    Honeywell 51305890-175 MC-TAMT04 new and original in stock

    Model Number 51305890-175 MC-TAMT04
    Place of Origin USA
    Dimension/Weight 0.5 kg
    Condition new and original
    Warranty 1 year
    Shipping term
    DHL Fedex TNT EMS UPS
    Payment TT / Western Union
    Delivery Time 3-5 days
    Service
    24 Hours Online Service

    CC-TUIO31

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    Competitive Price

    For our original products, every product has a good discount.

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    Applications

    • Refining and petrochemicals — high-density temperature monitoring of reactors, distillation columns, and furnaces .

    • Power generation — thermal monitoring and profiling inside gas turbines, boilers, and heavy industrial furnaces .

    • Chemical processing — corrosive environments requiring conformally coated process interface equipment .

    • Experion PKS / TDC 3000 systems — process monitoring in distributed control architectures .

    • Legacy system maintenance — replacement and spare parts for existing LLMUX installations (product is discontinued) .


    FAQ

    Q1: What is the Honeywell 51305890-175 (MC-TAMT04) used for?
    It is a 16-channel LLMUX Thermocouple Field Termination Assembly for Honeywell TDC 3000 / Experion PKS DCS. It provides field wiring termination, signal conditioning, and cold junction compensation for thermocouple temperature sensors .

    Q2: How many channels does it have?
    16 thermocouple input channels .

    Q3: Does it use a local or remote Cold Junction Reference (CJR)?
    The MC-TAMT04 features a local CJR integrated directly onto the assembly . Note: One source incorrectly claims no local CJR .

    Q4: Is it solid-state or relay-based?
    Solid-state — it eliminates mercury-wetted relays for improved durability and environmental safety .

    Q5: Is this FTA conformally coated and CE compliant?
    Yes. The MC-TAMT04 is conformally coated (CC) and CE compliant .

    Q6: What is the input range and resolution?
    Nominal input range is -20 to +100 mV (TC only), with 2 µV per bit resolution .

    Q7: What are the dimensions and weight?
    Dimensions: approx. 307.34 × 124.46 × 63.5 mm (12.1 × 4.9 × 2.5 in) . Weight: conflicting sources cite ~0.85 kg , 0.35 kg , and 1.0 kg . Verify against official Honeywell documentation.

    Q8: Is this a current or legacy product?
    The MC-TAMT04 is discontinued by Honeywell and is primarily available as surplus/spare stock . Confirm availability with Honeywell or an authorized distributor.

    Q9: Where can I get technical documentation?
    Official Honeywell documentation, or an authorized distributor, is the authoritative source for specifications and compatibility. Note that third-party listings contain conflicting and inaccurate data (including claims of RS-485, relay outputs, and IP65 protection that contradict the FTA documentation).


    Recommending Models

     
     
    Model Description When to Choose
    51305890-175 (MC-TAMT04) LLMUX TC FTA, 16-channel, solid-state, local CJR, conformally coated, CE compliant When solid-state thermocouple termination with local CJR and CE compliance is required for TDC 3000 / Experion PKS
    MU-TAMT12 / MC-TAMT12 LLMUX TC FTA, 16-channel, remote CJR When a remote cold junction reference is required instead of local CJR
    MU-TAMR02 / MC-TAMR02 LLMUX RTD FTA, 16-channel When RTD (Pt100) measurement is required instead of thermocouple
    MU-PLAM02 / MC-PLAM02 LLMux IOP The required IOP for use with the MC-TAMT04 FTA

     

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