{"product_id":"ntai05-abb-bailey-symphony-harmony-dcs-input-unit-new","title":"NTAI05 ABB Bailey Symphony Harmony DCS Input Unit New","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eABB NTAI05\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a high-density Analog Input Termination Unit (TU) for the Symphony Harmony and INFI 90 Distributed Control Systems (DCS). This unit provides the essential physical interface for 16 independent analog channels, bridging field instrumentation with high-level analog input modules like the IMASI23. It accurately translates process variables—such as pressure, flow, and temperature—from 4-20 mA or 0-10 VDC signals into clean data for the control system. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, featuring dual power redundancy and galvanic isolation to ensure maximum uptime in mission-critical power generation and heavy industrial processing.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Channels\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 Independent Analog Inputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSupported Signals\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4-20 mA, 0-10 V, 1-5 V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMeasurement Accuracy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.1% of Full Scale\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 VDC (Accepts 9-36 VDC Range)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eVoltage Isolation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1500 VDC to 2000 V RMS\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt; 4 W (Maximum Current 0.2A)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRedundancy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDual Power Supply Redundant Inputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40 °C to +85 °C (Extreme Industrial Range)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions (WxHxD)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e215.9 mm x 233.68 mm x 78.74 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e35mm DIN Rail or Rack Mount\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProtection Grade\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIP20\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRedundant Power Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe NTAI05 incorporates dual power supply inputs. This architecture prevents system downtime by allowing the unit to maintain full operation even if one power source fails, a critical requirement for continuous process industries.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExtreme Environmental Resilience:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUnlike standard commercial electronics, the NTAI05 operates across an extreme temperature range of -40 °C to +85 °C. This makes it suitable for remote instrument enclosures or control cabinets located in harsh geographical climates without the need for additional HVAC infrastructure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Voltage Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated isolation circuitry (up to 2000 V RMS) protects the sensitive DCS backplane from field-side electrical surges and ground loops. This barrier ensures that localized electrical faults do not propagate through the system, maintaining the integrity of the overall control network.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Signal Conditioning:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe unit handles diverse signal types, including current loops (4-20 mA) and voltage inputs (0-10 V). This versatility allows engineers to standardize on a single termination hardware type for multiple varieties of transmitters and sensors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich ABB input modules are compatible with the NTAI05?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe NTAI05 typically interfaces with the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIMASI23\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAnalog Input Module and other Symphony Harmony\/INFI 90 series controllers. It utilizes standard NKAS or NKTU cables to transmit the conditioned signals from the termination unit to the processor rack.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the NTAI05 handle 4-20 mA signals?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe unit converts 4-20 mA current signals into a proportional voltage that the input module can digitize. It includes precise, low-drift resistors to maintain the 0.1% accuracy required for sophisticated process control loops.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the NTAI05 require manual calibration?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe NTAI05 is a passive\/semi-passive termination unit with high-precision components factory-calibrated for life. While the associated analog input module (like the IMASI23) may require software-based calibration, the NTAI05 hardware provides a stable reference that rarely necessitates field adjustment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat mounting options are available for this unit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe NTAI05 supports standard\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e35mm DIN rail\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emounting for quick installation in modern cabinets. It also retains compatibility with traditional ABB\/Bailey rack-mounting hardware for legacy system expansions or retrofits.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":42904742133850,"sku":"NTAI05","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/488.jpg?v=1770616337","url":"https:\/\/www.spareoil.com\/products\/ntai05-abb-bailey-symphony-harmony-dcs-input-unit-new","provider":"SpareOil Automation","version":"1.0","type":"link"}