{"product_id":"t3481-ics-triplex-trusted-tmr-digital-output-module","title":"T3481 ICS Triplex Trusted TMR Digital Output Module","description":"\u003ch2\u003eICS Triplex T3481 TMR Digital Output Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for high-integrity digital signal execution in Trusted safety systems, the \u003cstrong\u003eICS Triplex T3481\u003c\/strong\u003e (\u003cstrong\u003eT3481\u003c\/strong\u003e TMR Digital Output Module) provides direct physical signal processing via a 16-channel guarded output interface.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\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\u003eT3481\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 States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.82 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e3.2 cm x 26.5 cm x 35.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e4 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e16 isolated digital outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e3000 VAC channel-to-channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHigh-Reliability Safety Execution\u003c\/h3\u003e\n\u003cp\u003eThe T3481 integrates triple modular redundancy (TMR) to maintain fail-safe state execution across all 16 output channels. Each high-side transistor output provides independent galvanic isolation, ensuring that electrical transients or downstream faults remain contained within the individual circuit loop. The module performs continuous diagnostic monitoring to detect open circuits, short circuits, and stuck-on\/stuck-off states, reporting status anomalies directly to the controller. Adhering to IEC 61508 SIL 3 standards, the T3481 facilitates high-integrity actuation for emergency shutdown and process safety interlocks while maintaining physical isolation between the field-side load and the internal backplane logic.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: Can the T3481 be removed or replaced while the Trusted chassis is powered on?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the module supports hot-swappable installation. The internal design permits safe removal and insertion into the backplane without causing a system-level reset or affecting the execution of redundant channels.\u003c\/p\u003e\n\u003cp\u003eQ: How does the T3481 identify an output fault during standard operations?\u003c\/p\u003e\n\u003cp\u003eA: The module executes active voltage and current loop monitoring. If an output channel deviates from its commanded state, or if a load-side short circuit is detected, the module signals a fault condition via its integrated status LEDs and communicates the failure to the main processor.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Insert the module into the designated Trusted backplane slot, ensuring the physical guides are aligned to prevent damage to the backplane pins. Secure the retaining screws to ensure proper chassis grounding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Use shielded cable for all field output loops. Terminate shields at the chassis ground rail to minimize EMI influence on the 24 VDC signal lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e Confirm that the dual redundant 24 VDC feeds are within the 18–32 VDC range before initiating module operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValidation:\u003c\/strong\u003e Conduct a final check of output logic states through the system workstation after the module initialization sequence is complete.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ICS Triplex","offers":[{"title":"Default Title","offer_id":43569462050906,"sku":"T3481","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/85_370a4841-07a7-4a21-a3e4-c4d46216af24.jpg?v=1782714462","url":"https:\/\/www.spareoil.com\/products\/t3481-ics-triplex-trusted-tmr-digital-output-module","provider":"SpareOil Automation","version":"1.0","type":"link"}