{"product_id":"v18345-2107121001-abb-tzidc-intelligent-electro-pneumatic-positioner","title":"V18345-2107121001 ABB TZIDC Intelligent Electro-Pneumatic Positioner","description":"\u003ch3\u003e\u003cstrong\u003eV18345-2107121001 TZIDC Intelligent Valve Positioner Architecture\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eV18345-2107121001\u003c\/strong\u003e\u003c\/span\u003e is an advanced microprocessor-controlled electro-pneumatic valve positioner engineered within the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eABB TZIDC Series\u003c\/strong\u003e\u003c\/span\u003e. Designed for precise modulation of linear and rotary actuators, this unit accepts a standard two-wire 4 to 20 mA command signal equipped with HART protocol communication. Encased in a rugged, stove-hardened epoxy-varnished aluminum housing (IP65 \/ NEMA 4X), it features an integrated local operator panel, ATEX intrinsic safety certification, and built-in mechanical proximity switches for absolute valve stroke verification.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePart Number Nomenclature \u0026amp; Configuration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eV18345-2107121001\u003c\/span\u003e Suffix Tree:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Series (\u003cspan style=\"color: #0056b3;\"\u003eV18345\u003c\/span\u003e):\u003c\/strong\u003e TZIDC intelligent electro-pneumatic positioner with local display and user interface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase \u0026amp; Indicator (\u003cspan style=\"color: #0056b3;\"\u003e2\u003c\/span\u003e):\u003c\/strong\u003e Varnished aluminum enclosure, IP65 \/ NEMA 4X rating, with mechanical position indicator for NAMUR linear or VDI\/VDE 3845 rotary actuators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Design (\u003cspan style=\"color: #0056b3;\"\u003e0\u003c\/span\u003e):\u003c\/strong\u003e Standard intelligent configurable positioner with indicator and operator keypad.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication (\u003cspan style=\"color: #0056b3;\"\u003e1\u003c\/span\u003e):\u003c\/strong\u003e 4 to 20 mA two-wire input loop with dedicated LKS local communication adapter port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExplosion Protection (\u003cspan style=\"color: #0056b3;\"\u003e7\u003c\/span\u003e):\u003c\/strong\u003e ATEX Ex II 2 G EEx ia II C T6 intrinsic safety rating for hazardous zones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafe Failure Action (\u003cspan style=\"color: #0056b3;\"\u003e1\u003c\/span\u003e):\u003c\/strong\u003e Single-acting pneumatic output with fail-safe \/ fail-freeze venting on electrical power failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePort Threads (\u003cspan style=\"color: #0056b3;\"\u003e2\u003c\/span\u003e):\u003c\/strong\u003e 1\/2-14 NPT electrical conduit connection and 1\/4-18 NPT pneumatic air supply threads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeedback Module (\u003cspan style=\"color: #0056b3;\"\u003e1\u003c\/span\u003e \u0026amp; \u003cspan style=\"color: #0056b3;\"\u003e0\u003c\/span\u003e \u0026amp; \u003cspan style=\"color: #0056b3;\"\u003e0\u003c\/span\u003e):\u003c\/strong\u003e Base unit configured without plug-in analog feedback cards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Limit Kit (\u003cspan style=\"color: #0056b3;\"\u003e1\u003c\/span\u003e):\u003c\/strong\u003e Equipped with SJ2-SN proximity switches for discrete digital position feedback (NC \/ logical 1).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eComprehensive Technical \u0026amp; Metrology Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Domain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngineering Metric\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer \u0026amp; Line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand \/ Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eABB\u003c\/strong\u003e\u003c\/span\u003e \/ \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eTZIDC Series\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Identifier\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eV18345-2107121001\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePneumatic Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003ePressure \u0026amp; Air Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.4 to 6 bar (20 to 90 psi); 10 Nm³\/h (6.0 scfm) delivery at 6 bar supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eElectrical Command\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSetpoint \u0026amp; Impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4–20 mA loop (max 25 mA, min 3.6 mA); 485 Ω load impedance at 20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAuxiliary Logic\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital Inputs \u0026amp; Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDI: 0–5V (State 0), 11–30V (State 1); NAMUR DO (DIN 19234) for proximity switches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMetrology \u0026amp; Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eResolution, Deviation \u0026amp; Band\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;4,000 steps A\/D resolution; deviation \u0026lt; 0.5%; adjustable dead band 0.1–10%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eVibration \u0026amp; Seismic Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMeets DIN\/IEC 68-3-3 Class III seismic requirements; vibration limit \u0026lt; ±1% to 10g\/80Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eWarranty Protection \u0026amp; Global Express Logistics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-Month Hardware Warranty:\u003c\/strong\u003e Every \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eV18345-2107121001\u003c\/strong\u003e\u003c\/span\u003e positioner is backed by a comprehensive \u003cstrong\u003e12-month warranty\u003c\/strong\u003e covering electronic control boards, pneumatic pilot assemblies, and sensor calibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpedited Worldwide Dispatch:\u003c\/strong\u003e Fast, secure international shipping via premier logistics carriers including \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, and \u003cstrong\u003eDHL\u003c\/strong\u003e, protected in shock-absorbing industrial packaging.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eEngineering FAQ \u0026amp; Application Selection Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: How do the built-in SJ2-SN proximity switches (\u003cspan style=\"color: #0056b3;\"\u003eV18345-2107121001\u003c\/span\u003e suffix \u003cspan style=\"color: #0056b3;\"\u003e1\u003c\/span\u003e) report end-of-travel status to the DCS?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA1: The integrated SJ2-SN inductive proximity sensors operate in conjunction with an internal target flag, altering their switching state according to DIN 19234 (NAMUR) standards when the valve reaches fully open or closed positions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: What instrument air purity grade is mandatory to prevent internal pilot nozzle clogging?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA2: Instrument air must comply with ISO 8573-1 Class 3 purity standards, restricting maximum particle size to 5 μm, oil content to 1 mg\/m³, and maintaining a pressure dew point at least 10 K below operating temperature.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: Can control engineers adjust the dead band parameter on this unit to eliminate hunting on vibrating compressors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA3: Yes, operators can increase the dead band setting from 0.1% up to 10% via the local keypad or HART communication to absorb mechanical valve stem dithering caused by high-frequency plant vibrations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ4: Why does the unit vent actuator air pressure automatically during a sudden plant electrical failure?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA4: The single-acting fail-safe pneumatic relay exhausts output pressure Y1 upon loss of electrical loop power, allowing the actuator spring to drive the valve safely to its designated mechanical rest position.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ5: How does selecting split range operation (e.g., 20% to 100% of 4–20 mA) benefit multi-valve cascade loops?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA5: Split ranging allows a single controller output to sequence two distinct control valves sequentially, improving fine throttling control across wide fluid flow variations.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/V18345.png?v=1794552464\" alt=\"\"\u003e\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":68059312160950,"sku":"V18345-2107121001","price":224.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/V18345-1020521001_3_a3d6d3cd-057d-43c7-aac6-2f53b359a054.jpg?v=1794552534","url":"https:\/\/www.plcsparehub.com\/products\/v18345-2107121001-abb-tzidc-intelligent-electro-pneumatic-positioner","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}