{"product_id":"honeywell-fc-tsro-08uni-safety-manager-digital-output-field-termination-assembly","title":"Honeywell FC-TSRO-08UNI Safety Manager Digital Output Field Termination Assembly","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eIntegrating seamlessly into critical safety instrumented systems (SIS) and emergency shutdown (ESD) architectures, the Honeywell FC-TSRO-08UNI serves as an 8-channel digital output safety relay interface. This field termination assembly (FTA) provides highly reliable galvanic isolation, signal conditioning, and overcurrent protection between Honeywell Safety Manager controller cards and field-side actuator loads. Designed for high-integrity operations, the module ensures robust switching of both AC and DC circuits while maintaining complete physical and electrical separation of safety-critical channels.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8 Fully Isolated Channels:\u003c\/strong\u003e Individual relay contacts prevent cross-channel faults from propagating through the safety loop.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual AC\/DC Switching capability:\u003c\/strong\u003e Capable of handling load voltages up to 250 Vac or 250 Vdc.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Fused Protection:\u003c\/strong\u003e Every output channel features dedicated fuse protection rated up to 2 A to prevent downstream field overloads from damaging internal components.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow-Current Switching Sensitivity:\u003c\/strong\u003e Supports reliable signal state verification with a minimum switching current of 1 mA at 5 V.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustrial-Grade Construction:\u003c\/strong\u003e Built to withstand harsh ambient conditions within control room enclosures and distributed cabinets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eEmergency Shutdown (ESD) system loop isolation\u003c\/li\u003e\n  \u003cli\u003eFire and Gas (F\u0026amp;G) output hazard alerting devices\u003c\/li\u003e\n  \u003cli\u003eCritical interlock and burner management system (BMS) controls\u003c\/li\u003e\n  \u003cli\u003eGalvanic isolation for high-voltage solenoid valves and motor contactors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\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; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0; text-align: left;\"\u003e\n        \u003cth style=\"padding: 0.75rem; font-weight: bold; text-transform: uppercase; color: #1a365d;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; font-weight: bold; text-transform: uppercase; color: #1a365d;\"\u003eSpecification Value\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: 0.75rem; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eHoneywell\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eSeries\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eSafety Manager (FSC)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eModule Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eDigital Output Field Termination Assembly (FTA)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eNumber of Output Channels\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e8 (Relay Outputs)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eNominal Input Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e24 Vdc\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eMaximum Input Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e36 Vdc\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eRelay Pick-Up Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e19.2 Vdc\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eMaximum Output Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e2 A (fused per channel)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eMinimum Output Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e1 mA at 5 V\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eMaximum Switching Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 250;\"\u003e250 Vac \/ 250 Vdc\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e2.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e245 mm x 145 mm x 85 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\n\u003ch4\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe assembly acts as the field interface for standard Honeywell Safety Manager digital output modules (such as the DO-0824 series). While it serves as a direct hardware-level interface, engineers must verify that the connection cable (typically the dedicated system-to-FTA multi-core cable) matches the exact safety controller model being used. Replacing legacy non-UNI modules with the universal version standardizes the loop voltage drop across your safety networks.\u003c\/p\u003e\n\n\u003ch4\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen switching inductive field loads (such as heavy-duty solenoid valves or mechanical contactor coils), internal relay contacts can undergo rapid erosion due to inductive kickback. To maximize the field lifetime of the onboard safety relays, always install external suppressors (such as RC snubbers for AC loads or flyback diodes for DC loads) directly across the inductive load terminal points, rather than relying solely on the FTA's internal fusing.\u003c\/p\u003e\n\n\u003ch4\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eEnsure that loop testing is performed with the system backplane fully energized to confirm that the relay pick-up voltage threshold of 19.2 Vdc is stably met. If the control line experiences significant voltage drops over long distances, the relays may fail to latch reliably, leading to intermittent safety trip diagnostics in the system event logs.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem; border-radius: 4px;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 0.5rem;\"\u003eCRITICAL WARNING: SAFETY DE-ENERGIZATION REQUIRED\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eIsolate all electrical power sources—including both the 24 Vdc logic supply and the external 250 V safety loop field voltages—before starting the physical installation, removal, or fuse replacement procedures. Failure to do so can result in electrical shock, equipment damage, or accidental safety trip activation.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e1\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 2px;\"\u003eMount the termination assembly securely onto the designated standard TS35 DIN rail inside the marshaling or control enclosure.\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; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e2\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 2px;\"\u003eConnect the system-side control cable from the Honeywell Safety Manager digital output card to the dedicated multi-pin interface header on the module.\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; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e3\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 2px;\"\u003eTerminate the field wiring on the screw-type compression terminals, ensuring correct polarity and secure contact pressure to prevent localized heating.\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; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e4\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 2px;\"\u003eVerify that all onboard channel fuses are intact and rated correctly (maximum 2 A fast-acting type) prior to restoring loop power.\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52705317060971,"sku":"FC-TSRO-08UNI","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/fc-tsro-08uni-swa2liyhbn1_af94bf81-839b-4d86-a292-88f3af747de6.jpg?v=1766639667","url":"https:\/\/www.plcprotech.com\/products\/honeywell-fc-tsro-08uni-safety-manager-digital-output-field-termination-assembly","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}