{"product_id":"3664-triconex-triple-modular-redundant-tmr-digital-output-module","title":"3664 Triconex Triple Modular Redundant (TMR) Digital Output Module","description":"\u003ch3\u003eCritical Systems Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3664 (3664)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eby\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTriconex\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003erepresents the gold standard in high-availability safety instrumentation. Designed as a 32-point\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDigital Output Module\u003c\/strong\u003e, this component is an integral part of the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTriconex Triple Modular Redundant (TMR)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003earchitecture. It provides reliable control for safety-critical actuators, solenoids, and motor starters in high-stakes environments such as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eoil refineries, chemical processing plants, and nuclear power generation\u003c\/strong\u003e. By utilizing a specialized output circuitry that votes across three independent channels, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3664\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eensures that a single point of failure never compromises the safety loop, effectively eliminating unscheduled downtime and protecting high-value assets from catastrophic failure.\u003c\/p\u003e\n\u003ch3\u003eHardware Architecture and Redundancy Logic\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTriconex 3664\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eutilizes a sophisticated output voting mechanism. Internally, the module receives signals from three independent Main Processors. These signals are processed through a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003equad-voter circuit\u003c\/strong\u003e, ensuring that the final output state is driven by the majority logic. This hardware-based voting occurs at the final stage before the signal leaves the module, providing an unparalleled level of fault tolerance. Each of the 32 points is \"commoned\" but maintains high isolation integrity. The module features comprehensive self-diagnostics that detect stuck-on or stuck-off conditions without interfering with the process. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDark Blue\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecolor coding on the faceplate signifies its classification as a 24 VDC digital output type within the Triconex ecosystem, facilitating rapid visual identification for maintenance teams.\u003c\/p\u003e\n\u003ch3\u003eCore Technical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e3664\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTriconex (Schneider Electric)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital Output (TMR)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 VDC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 to 30 VDC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Points\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e32, Commoned\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 A per point (Maximum)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSurge Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 A per 10 ms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eVoltage Drop\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt; 1.5 VDC typical\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePoint Isolation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1500 VDC Minimum\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt; 10 Watts (Logic)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 60 Celsius\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4.0 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eOperational Performance FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the 3664 handle high inrush current for inductive loads?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module is engineered with a robust surge capacity of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e10 A for 10 ms\u003c\/strong\u003e. This allows it to drive heavy solenoids and contactors that require a high initial current to \"break\" friction or overcome inductance without triggering a fault or damaging the output transistors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the 3664 detect a field-side short circuit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The module incorporates sophisticated diagnostics that monitor the health of the output switches. If a mismatch occurs between the commanded state and the actual field voltage, the module reports a fault to the Main Processor, allowing for proactive maintenance before the safety function is compromised.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this module compatible with older Triconex systems?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3664\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis designed for use in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTriconex version 9 through 11\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esystems. However, users must verify that the corresponding\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eExternal Termination Assembly (ETA)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand system software (TriStation 1131) versions are compatible with the specific 32-point commoned configuration.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eField Engineering \u0026amp; Installation Protocol\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWiring Integrity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEnsure all field wiring utilizes high-quality ferruled connections. Given the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2 A per point\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecapability, verify that the common return path is sized correctly to handle the aggregate current if multiple outputs are energized simultaneously, preventing excessive voltage drops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHeat Dissipation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhile the logic power is low (\u0026lt; 10 Watts), the switching of high-current loads generates localized heat. Maintain the standard\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTriconex rack spacing\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand ensure the cabinet ventilation system provides a consistent airflow across the module faceplate to prevent thermal throttling of the output drivers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLeakage Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe maximum\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eload leakage is 2 mA\u003c\/strong\u003e. For high-impedance loads or sensitive relays, ensure this leakage current does not exceed the \"must-drop\" threshold of the field device to prevent it from remaining energized when the output is commanded OFF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIndustrial Endurance Advantages\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3664\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis built for extreme industrial resilience. With\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1500 VDC point isolation\u003c\/strong\u003e, it protects the sensitive TMR backplane from high-voltage transients originating in the field. The module's circuitry is hardened against high-vibration environments, meeting stringent\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eG3 conformal coating\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003estandards where applicable for protection against corrosive atmospheric contaminants. Its downward compatibility ensures that legacy safety systems can be upgraded with modern, reliable hardware without requiring a complete overhaul of the existing field wiring infrastructure.\u003c\/p\u003e\n\u003ch3\u003e\u003c\/h3\u003e","brand":"Triconex","offers":[{"title":"Default Title","offer_id":53102421246315,"sku":"3664","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/3664-4fxkiqhjwr3.png?v=1776137110","url":"https:\/\/www.plcprotech.com\/products\/3664-triconex-triple-modular-redundant-tmr-digital-output-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}