{"product_id":"honeywell-51304441-100-mu-tdid12-32-channel-24vdc-digital-input-fta","title":"Honeywell 51304441-100 MU-TDID12 32-Channel 24VDC Digital Input FTA","description":"\u003ch2\u003e\u003cstrong\u003eTechnical Product Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan class=\"citation-15\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003eMU-TDID12 (51304441-100)\u003c\/strong\u003e\u003cspan class=\"citation-15 citation-end-15\"\u003e\u003cspan\u003e \u003c\/span\u003eis a high-density 32-point Digital Input Field Termination Assembly (FTA) engineered for the Honeywell Process Manager (PM), APM, and HPM series.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-14 citation-end-14\"\u003eThis module interfaces discrete 24 VDC field signals with the control system, providing a robust buffer for status monitoring, limit switches, and binary sensors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"citation-13\"\u003eA standout feature of the\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003eMU-TDID12 (51304441-100)\u003c\/strong\u003e\u003cspan class=\"citation-13 citation-end-13\"\u003e\u003cspan\u003e \u003c\/span\u003eis its use of optical isolation combined with removable plug-in isolators.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eThis design choice ensures that electromagnetic noise and field-side transients do not propagate to the sensitive Process Manager electronics while simplifying maintenance through modular component replacement.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eDetailed Engineering Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-12\"\u003e\u003c\/span\u003e\u003cstrong\u003eChannel Density\u003c\/strong\u003e\u003cspan class=\"citation-12 citation-end-12\"\u003e: 32 Discrete Inputs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Signal Voltage\u003c\/strong\u003e: 24 VDC Nominal (Operating Range: 20 VDC to 30 VDC)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGalvanic Isolation\u003c\/strong\u003e: 1500 VAC rms or ±1500 VDC (Field to Logic)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLogic Thresholds (ON)\u003c\/strong\u003e: Pick-Up at 20 VDC minimum; 4.5 mA minimum sense current\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-11\"\u003e\u003c\/span\u003e\u003cstrong\u003eLogic Thresholds (OFF)\u003c\/strong\u003e\u003cspan class=\"citation-11 citation-end-11\"\u003e: Drop-Out at 10 VDC maximum; 2.8 mA maximum sense current\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-10\"\u003e\u003c\/span\u003e\u003cstrong\u003eSignal Frequency Response\u003c\/strong\u003e\u003cspan class=\"citation-10 citation-end-10\"\u003e: DC up to 15 Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-9\"\u003e\u003c\/span\u003e\u003cstrong\u003ePropagation Delay\u003c\/strong\u003e\u003cspan class=\"citation-9 citation-end-9\"\u003e: ≤ 2.0 ms (Total through input filter and optical isolation)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSurge Protection Standards\u003c\/strong\u003e: Fully compliant with ANSI\/IEEE C37.90.1-1978\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInterface Compatibility\u003c\/strong\u003e: Optimized for Honeywell HPM\/APM I\/O Processors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaintenance Feature\u003c\/strong\u003e: Individual plug-in isolators for rapid field-level repair\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eSystem Reliability and Noise Immunity\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMU-TDID12 (51304441-100)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis built for high-availability industrial environments. The 1500V isolation rating provides a significant safety margin against ground loops and voltage spikes. Furthermore, the 2.0 ms fast response time makes this FTA suitable for time-critical sequence-of-events recording and high-speed interlock logic where millisecond accuracy is paramount.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan the individual isolator chips be replaced without replacing the entire FTA?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes.\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-8\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003eMU-TDID12 (51304441-100)\u003c\/strong\u003e\u003cspan class=\"citation-8 citation-end-8\"\u003e\u003cspan\u003e \u003c\/span\u003efeatures removable plug-in isolators, allowing technicians to swap out damaged components on a per-channel basis, significantly reducing downtime and total cost of ownership.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this module suitable for AC input signals?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMU-TDID12 (51304441-100)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis strictly designed for DC logic levels within the 20-30 VDC range. Using AC voltage will cause damage to the input circuitry.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52467092717877,"sku":"MU-TDID12 53104441-100","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/MU-TDID1253104441-100.png?v=1774238460","url":"https:\/\/www.5gplc.com\/products\/honeywell-51304441-100-mu-tdid12-32-channel-24vdc-digital-input-fta","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}