{"product_id":"honeywell-51304439-125-mu-tdia12-tdc-3000-hpm-digital-input-fta","title":"Honeywell 51304439-125 MU-TDIA12 TDC 3000 HPM Digital Input FTA","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eInterfacing high-voltage field signals with the High-Performance Process Manager (HPM) subsystem, the \u003cstrong\u003eHoneywell 51304439-125\u003c\/strong\u003e (Model \u003cstrong\u003eMU-TDIA12\u003c\/strong\u003e) functions as a 32-channel digital input Field Termination Assembly (FTA). This CE-compliant hardware assembly accepts 120 Vac inputs from field switches, contacts, or limit sensors, transforming them into logic-level signals compatible with the primary controller. The module utilizes robust compression-type terminals (Type C) to ensure secure, vibration-resistant electrical connections in demanding industrial process control environments.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003e\n\u003cstrong\u003e32 Discrete Input Channels:\u003c\/strong\u003e High-density termination accommodating up to 32 separate 120 Vac digital inputs.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003e\n\u003cstrong\u003eCompression Terminals (Type C):\u003c\/strong\u003e Ensures secure, reliable direct wiring connections without requiring lugs.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003e\n\u003cstrong\u003eCE Compliance:\u003c\/strong\u003e Fully compliant with European CE standards, superseding older non-CE variations.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003e\n\u003cstrong\u003eSize C Form Factor:\u003c\/strong\u003e Fits standard Honeywell HPM cabinet layouts and card files.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eHoneywell TDC 3000 and Experion LCN process management integration.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eBalance-of-plant (BoP) discrete logic tracking in utility environments.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eSafety interlocking and motor run\/stop status monitoring in heavy industries.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eRefinery and petrochemical control loop sequencing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eTechnical Specifications Table\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"text-align: left; padding: 8px; font-weight: bold;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"text-align: left; padding: 8px; font-weight: bold;\"\u003eSpecification\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eHoneywell\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eMU-TDIA12\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003ePart Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e51304439-125\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eSystem Compatibility\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eHigh-Performance Process Manager (HPM) \/ TDC 3000\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eSignal Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e120 Vac Digital Input\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eNumber of Channels\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e32 Channels\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eTerminal Style\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eCompression Terminals (Type C)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eBoard Size\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eSize C\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eCompliance Rating\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eCE Compliant\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e1.00 kg (2.20 lbs)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e24.0 x 15.0 x 8.0 cm (9.4 x 5.9 x 3.1 in)\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe CE-compliant 51304439-125 assembly serves as a direct upgrade to the legacy 51304439-100 model. All dimensions, connection configurations, and logic operations remain identical, enabling seamless hot-swapping or drop-in field retrofits on standard Size C carrier layouts.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen routing 120 Vac digital inputs over extended field runs, parasitic line capacitance can occasionally generate inductive\/capacitive voltage leakage. This leakage can trick the input circuit into registering a logic \"high\" state even when the field switch is physically open. Engineers should verify the total cable run lengths and implement bleed resistors or interposing relays for runs exceeding nominal plant distance thresholds.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eTo prevent board-level mechanical stress, ensure compression screws are torqued strictly according to Honeywell's standard practices (0.5 to 0.6 Nm). Avoid route-mixing high-voltage AC input lines directly alongside sensitive DC analog instrument cables in the same conduit channels to minimize electromagnetic crosstalk.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 0.5rem;\"\u003eCRITICAL WARNING\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eIsolate and de-energize all 120 Vac field loops and primary power supply feeds prior to installation, removal, or maintenance. High voltage present on the terminal block assembly poses an immediate risk of arc flash and electrical shock.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 2rem; height: 2rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e1\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 0.2rem;\"\u003eMount the Size C board securely into its designated position within the HPM field interface enclosure or carrier rail.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 2rem; height: 2rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e2\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 0.2rem;\"\u003eConnect the dedicated system interface ribbon cable from the FTA board to the corresponding I\/O processor module slot.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 2rem; height: 2rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e3\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 0.2rem;\"\u003eInsert the field wiring leads into the Type C compression terminals and secure the clamp screws tightly, maintaining strict logical channel alignment.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 2rem; height: 2rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e4\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 0.2rem;\"\u003eVerify all grounding paths, re-apply power to the loop circuits, and run a diagnostic check via the DCS console to confirm stable signal tracking.\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52705308017003,"sku":"51304439-125","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/51304439-125-551bfxpkvkk_7da3d08c-9db3-4142-9626-eafe4b755f35.jpg?v=1766639426","url":"https:\/\/www.plcprotech.com\/fa\/products\/honeywell-51304439-125-mu-tdia12-tdc-3000-hpm-digital-input-fta","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}