{"product_id":"honeywell-mc-tdoy23-80366189-175-digital-output-relay-module","title":"Honeywell MC-TDOY23 80366189-175 Digital Output Relay Module","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell MC-TDOY23\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eMC-TDOY23\u003c\/strong\u003e Digital Output Relay (part number \u003cstrong\u003e80366189-175\u003c\/strong\u003e), operates as a dedicated hardware component for contact switching and binary command execution within Honeywell Distributed Control System (DCS) platforms. This module provides a direct physical and electrical execution gateway between low-potential logic commands and high-current field devices, driving solenoids, contactor coils, and safety indicators based on centralized controller decisions.\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\u003eMC-TDOY23 \/ 80366189-175\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\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\u003e2 pounds (0.90 kg net mass profile)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e50 mm x 50 mm x 25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +85 deg C extended environmental boundaries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSized by terminal driver paths (12-24 VDC input command rail)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDigital Output Relay Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Control Voltage\u003c\/td\u003e\n\u003ctd\u003e12-24 VDC configuration range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e5-250 V AC\/DC commutation bounds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Current\u003c\/td\u003e\n\u003ctd\u003e10 A continuous load threshold limits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 5 milliseconds rapid execution window\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Matrix\u003c\/td\u003e\n\u003ctd\u003eIntegrated optical isolation for logic protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Monitoring\u003c\/td\u003e\n\u003ctd\u003eFront-panel visual diagnostic LED indicators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance Standards\u003c\/td\u003e\n\u003ctd\u003eUL, CSA regulatory certification path\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and DCS Metrics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-Channel Isolation Parameters and Optics:\u003c\/strong\u003e The hardware layer incorporates high-grade optocouplers to establish rigid electrical boundaries between the input driving lines and output contact points. Enforcing these channel-to-channel isolation parameters ensures that inductive kicks, high-voltage spikes, or AC cross-talk leakage up to 250 V on a field-side relay loop cannot migrate back across the matrix into sensitive processing logic arrays or common control backplanes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Current Commutation Scaling:\u003c\/strong\u003e The internal trace architecture is constructed to sustain continuous 10 A currents across its contact tracks without generating localized thermal hotspots. Capable of commuting mixed AC and DC profiles simultaneously, the surface-mount design dampens arc-induced transient interference, preserving microsecond execution accuracy during highly repetitive switching routines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What specific troubleshooting assistance do the integrated LED indicators provide?\u003c\/p\u003e\n\u003cp\u003eA: The onboard LEDs give plant operators at-a-glance visual verification of logic states. When the upstream controller drives a specific channel high (12-24 VDC), the corresponding LED illuminates to confirm that command potential has successfully reached the optocoupler gate, simplifying the isolation of field-side wiring faults from internal hardware failures.\u003c\/p\u003e\n\u003cp\u003eQ: Can this relay block handle inductive AC motor starter loads up to the 10 A limit directly?\u003c\/p\u003e\n\u003cp\u003eA: While the contacts are rated for a 10 A continuous resistive load threshold, heavy inductive elements cause intense electrical arcing during contact opening. For highly inductive motor starters or large solenoids, external snubber circuits or companion interposing contactors must be added to maximize the long-term life cycle of the board's internal switches.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Layout Alignment, Clearance Constraints, and Mechanical Seating:\u003c\/strong\u003e Secure the compact 50 mm x 50 mm x 25 mm module housing onto standard mounting rails or dedicated terminal board tracks inside the controller cabinet. Maintain a 50 mm clear perimeter above and below the wiring paths to provide an unobstructed convective air path for heat dissipation under full 10 A load routines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Separation, Wireway Constraints, and Shield Grounding:\u003c\/strong\u003e Route high-potential 250 V field output circuits inside separate panel wireways completely isolated from low-voltage DC communication links or high-speed network buses. Secure all field-side shielding to the enclosure's centralized copper earth grounding bus bar to prevent external stray electromagnetic fields from generating parasitic noise on the sensitive input control lines.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45147350368371,"sku":"MC-TDOY23 80366189-175","price":410.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-07-02_16-14-37_ba79c5c0-4d5b-4d77-8990-a750fb012694.png?v=1782982448","url":"https:\/\/www.dcssupplier.com\/products\/honeywell-mc-tdoy23-80366189-175-digital-output-relay-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}