{"product_id":"ics-triplex-t7481-regent-plus-monitored-guarded-output-module","title":"ICS Triplex T7481 Regent+Plus Monitored Guarded Output Module","description":"\u003cp\u003eConfigured for high-integrity load execution in Regent+Plus Safetybus platforms, the \u003cstrong\u003eICS Triplex T7481\u003c\/strong\u003e (\u003cstrong\u003eT7481\u003c\/strong\u003e Monitored Guarded Output Module) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eBase Model\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSuffix \/ Configuration\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eModule Architecture\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eChannel Count\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eT7481\u003c\/td\u003e\n\u003ctd\u003eStandard Assembly\u003c\/td\u003e\n\u003ctd\u003eDual-Redundant Guarded\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003ctd\u003e16 Channels (2 groups of 8)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eT7481\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eICS Triplex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited Kingdom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.8 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e30.5 cm x 4.2 cm x 28.0 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e15 W (logic side)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Rating\u003c\/td\u003e\n\u003ctd\u003e24 VDC solid-state, 2 A continuous per channel (0 to 40 deg C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003e18 to 36 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e2500 V between field and logic circuits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Load\u003c\/td\u003e\n\u003ctd\u003e20 mA (5 mA typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-State Voltage Drop\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 1.0 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge Current Limit\u003c\/td\u003e\n\u003ctd\u003e3.5 A peak, 7 A for 20 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLeakage Current\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 5 mA (single fault), \u0026lt;= 7.5 mA (dual fault)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003e3 A fast-acting front-mounted fuse per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTriple Modular Redundancy (TMR) \u0026amp; SIL3 Execution\u003c\/h3\u003e\n\u003cp\u003eThe unit integrates directly with a triplicated Safetybus backplane interface to achieve strict fault isolation and high availability. Designed for SIL3 and TÜV Risk Class 5 critical loops, the hardware features a dual-redundant guarded output circuit topology. This design guarantees that no single component failure or spurious control signal can inadvertently energize an attached field load, such as a emergency shutdown valve or turbine trip solenoid. The module continuously executes automatic line monitoring, measuring field wiring conditions for open-circuit and short-circuit faults while maintaining channel-to-channel galvanic isolation up to 2500 V.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the T7481 module be hot-swapped during active system operation without tripping the process?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The module features complete hot-replace capability. It can be removed and inserted into an active Regent+Plus chassis without disrupting power to adjacent modules or triggering a system-level fail-safe shutdown.\u003c\/p\u003e\n\u003cp\u003eQ: How does the internal line monitoring respond to a blown channel fuse?\u003c\/p\u003e\n\u003cp\u003eA: Each output channel incorporates a front-mounted 3 A fast-acting fuse. If a fuse opens or a field load drops below 20 mA, the internal diagnostic circuit immediately flags a fault condition, illuminates the corresponding front panel LED indicator, and transmits the diagnostic status over the Safetybus.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Mounting:\u003c\/strong\u003e Seat the module firmly into the designated slot of the Regent+Plus chassis, ensuring top and bottom retaining screws are fully torqued to maintain ground continuity across the backplane.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring \u0026amp; Shielding:\u003c\/strong\u003e Connect all 24 VDC field wiring to the appropriate field termination assembly. Maintain strict separation between field output lines and high-voltage AC cables. Ground all cable shields at a single point on the chassis earth bus.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Inspection:\u003c\/strong\u003e Verify that each of the 16 front-accessible 3 A fast-acting fuses is intact prior to energizing the load power supply.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ICS Triplex","offers":[{"title":"Default Title","offer_id":44023965810778,"sku":"T7481","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/ICSTriplexT8800_e8c1c1e4-0384-4204-b093-88b8b03e7b2f.jpg?v=1788766285","url":"https:\/\/www.plcmasters.com\/products\/ics-triplex-t7481-regent-plus-monitored-guarded-output-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}