{"product_id":"honeywell-mu-tdor22-51309150-125-digital-output-relay-field-termination-assembly","title":"Honeywell MU-TDOR22 51309150-125 Digital Output Relay Field Termination Assembly","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell MU-TDOR22\u003c\/strong\u003e (Assembly No. \u003cstrong\u003e51309150-125\u003c\/strong\u003e) is a 16-point 240 VAC Digital Output Relay Field Termination Assembly (FTA) designed for integration within Honeywell TotalPlant Solution (TPS), Process Manager (PM), Advanced Process Manager (APM), High Performance Process Manager (HPM), and Enhanced High Performance Process Manager (EHPM) DCS architectures. Acting as a critical interface between digital output processors (IOPs) and field-level actuators, the module provides galvanically isolated relay contacts engineered for switching high-voltage AC and DC loads.\u003c\/p\u003e\n\u003cp\u003eThe core architecture of the \u003cstrong\u003eMU-TDOR22\u003c\/strong\u003e features electromagnetic or solid-state relay output channels that provide physical isolation between the low-voltage internal system logic and field equipment. This configuration protects control system electronics from electrical noise, voltage transients, and field-side fault conditions. The assembly interfaces with standard Honeywell 32-point or 16-point Digital Output IOPs via standard system interface cables up to 50 meters in length, decoding system output commands into dry contact closures or powered switching outputs for heavy-duty industrial devices.\u003c\/p\u003e\n\u003cp\u003eDesigned for demanding process environments, the \u003cstrong\u003eMU-TDOR22\u003c\/strong\u003e assembly (51309150-125) handles direct control of high-power final control elements, including motor starters, solenoids, indicator panels, alarm horns, and interlock circuits. The card-mounted terminal blocks accommodate robust field wiring, while on-board fusing and suppression networks shield field wiring circuits from inductive kickback and current overloads.\u003c\/p\u003e\n\u003cp\u003eWhen installed within standard TPS cabinets, the board operates seamlessly across redundant or non-redundant I\/O configurations, maintaining deterministic update execution independently of controller processing overhead. Its rugged layout, high dielectric isolation rating, and compatibility with standard Honeywell Standby Manual units ensure operational continuity and high system availability during online maintenance or module replacements.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Voltage Relay Interface:\u003c\/strong\u003e Provides 16 discrete relay channels tailored for 240 VAC high-power switching applications in DCS environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGalvanic Isolation:\u003c\/strong\u003e Offers robust optical and mechanical isolation between field circuits and internal controller logic to prevent ground loops and protect system electronics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Contact Load Handling:\u003c\/strong\u003e Accommodates high-current AC and DC field loads, ideal for direct driving of motor contactors, solenoids, and heavy-duty actuators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Circuit Protection:\u003c\/strong\u003e Includes individual channel fusing and contact suppression networks to handle inductive load transients and short circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem-Wide IOP Compatibility:\u003c\/strong\u003e Fully compatible with Honeywell PM, APM, HPM, and EHPM Digital Output Processors across standard 50-meter cable runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandby Manual Support:\u003c\/strong\u003e Supports connection to external Standby Manual units to allow manual output overrides and seamless maintenance without dropping field loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConformal Coating Option:\u003c\/strong\u003e Available with environmental hardening options for installation in ISA G3 severe corrosive industrial atmospheres.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Terminal Design:\u003c\/strong\u003e Features heavy-duty compression or screw terminal options accepting up to 14 AWG field wiring for simplified installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinal Control Element Switching:\u003c\/strong\u003e Direct pilot control of 120\/240 VAC motor starters, contactors, and variable speed drive run\/stop permissive loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolenoid Valve Control:\u003c\/strong\u003e High-reliability actuation of heavy-duty pneumatic and hydraulic solenoid valves across oil, gas, and chemical process units.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlarm \u0026amp; Annunciator Interfacing:\u003c\/strong\u003e Driving high-power field sirens, visual beacons, indicator light panels, and master safety interlock relays.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDCS Isolation \u0026amp; Expansion:\u003c\/strong\u003e Providing clean dry-contact interface signals between Honeywell TPS automation networks and third-party packaged equipment or PLCs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eMU-TDOR22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart \/ Assembly Number\u003c\/td\u003e\n\u003ctd\u003e51309150-125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDigital Output Relay Field Termination Assembly (FTA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eHoneywell TPS (PM, APM, HPM, EHPM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e16 discrete channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Field Voltage\u003c\/td\u003e\n\u003ctd\u003e240 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField-to-System Isolation\u003c\/td\u003e\n\u003ctd\u003e1500 V rms or ±1500 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Technique\u003c\/td\u003e\n\u003ctd\u003eGalvanic \/ Optical Isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterfacing Cable Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 50 meters to Digital Output IOP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField Wire Size\u003c\/td\u003e\n\u003ctd\u003eUp to 14 AWG (~1.6 mm) compression \/ screw terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 50 degC (cabinet ambient)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Humidity\u003c\/td\u003e\n\u003ctd\u003e10 to 90% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard Environment\u003c\/td\u003e\n\u003ctd\u003eISA G1 (Mild) \/ ISA G3 (Harsh option available)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections \/ Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eInterface \/ Connector\u003c\/th\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eIOP Cable Connector\u003c\/td\u003e\n\u003ctd\u003eAccepts standard Honeywell multi-conductor cable for direct connection to Digital Output IOP (up to 50 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField Terminal Blocks\u003c\/td\u003e\n\u003ctd\u003eHeavy-duty compression or screw terminals for direct 16-channel field wiring and relay load connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandby Manual Connector\u003c\/td\u003e\n\u003ctd\u003eInterface port for connecting optional Honeywell Standby Manual Override Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Installation Inspection:\u003c\/strong\u003e Verify the board part number (MU-TDOR22 \/ 51309150-125) and check for any physical damage prior to mounting inside the cabinet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Securely latch the Field Termination Assembly into the standard FTA mounting channel within the Honeywell cabinet or enclosure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Interruption:\u003c\/strong\u003e Ensure field-side load power and cabinet power are disconnected before attaching wiring to prevent electrical shock or arc flash hazards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Verification:\u003c\/strong\u003e Strip field conductors appropriately and connect 240 VAC load circuits to the corresponding channel terminals using up to 14 AWG wire, verifying tight mechanical connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIOP Cable Connection:\u003c\/strong\u003e Connect the pre-fabricated Honeywell I\/O cable between the FTA board connector and the assigned Digital Output Processor slot in the cardfile.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Verify that cabinet protective earthing and shielding grounds are continuously bonded according to Honeywell system installation guidelines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommissioning Checks:\u003c\/strong\u003e Perform point-to-point wiring continuity checks, verify fuse integrity, and apply load power prior to bringing the associated IOP online.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52667753136491,"sku":"MU-TDOR22 51309150-125","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/s-l1600_1200x1200_ca6723cc-cded-48bb-b2f0-41cb5db3ddfd.webp?v=1787713068","url":"https:\/\/www.plcprotech.com\/it\/products\/honeywell-mu-tdor22-51309150-125-digital-output-relay-field-termination-assembly","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}