{"product_id":"ics-triplex-t8461-digital-output-tmr-module-40-channel","title":"ICS Triplex T8461 Digital Output TMR Module 40 Channel","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong style=\"color:#0066CC;\"\u003eICS Triplex T8461\u003c\/strong\u003e is a TMR digital output module with 40 channels, designed for high‑integrity actuation in safety‑critical systems. It delivers 0.75 A per channel across 5 isolated power groups (8 outputs each). The fully triplicated architecture ensures fail‑safe operation, making it ideal for emergency shutdown (ESD), fire \u0026amp; gas, and burner management applications requiring SIL 3 compliance.\u003c\/p\u003e\n\n\u003ch2\u003eCore Advantages\u003c\/h2\u003e\n\u003ch3\u003eTriple Modular Redundancy\u003c\/h3\u003e\n\u003cp\u003eFully triplicated with 2‑out‑of‑3 voting. Any single fault is automatically masked, guaranteeing continuous, safe output actuation without spurious trips.\u003c\/p\u003e\n\n\u003ch3\u003eFlexible Field Voltage Range\u003c\/h3\u003e\n\u003cp\u003eAccepts field voltages from 18 to 60 Vdc, accommodating diverse actuator and solenoid requirements. The 5 independent power groups allow segregated loads for enhanced diagnostics.\u003c\/p\u003e\n\n\u003ch3\u003eHigh Capacitive Load Capability\u003c\/h3\u003e\n\u003cp\u003eRelease 3.5 supports up to 3500 µF at 0.75 A, making it suitable for driving large solenoids and valves with high inrush currents.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; font-size:13px;\"\u003e\n  \u003ctr style=\"background:#f2f2f2;\"\u003e\n\u003cth style=\"padding:5px; border:1px solid #ddd; text-align:left;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding:5px; border:1px solid #ddd; text-align:left;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eSystem Supply Voltage\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e20–32 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eSystem Supply Power\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e22 W\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eField Supply Power (at 24V, 0.75A\/ch)\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e18 W\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eOutput Channels\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e40 (5 groups × 8)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eOperational Field Voltage\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e18–60 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eOutput Current (continuous)\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e0.75 A\/ch, 6 A\/group\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eMin. On‑State Load Current\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e25 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eOutput On‑State Resistance\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e0.6 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eOff‑State Leakage (equiv. resistance)\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e33 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eMax Capacitive Load (Release 3.5)\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e3500 µF at 0.75 A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eTurn‑on\/off Delay\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e0.5 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eSelf‑Test Interval\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e2 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eEvent Resolution \/ Accuracy\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e1 ms \/ ±0.5 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e-5 °C to +60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eHumidity\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e5–95% RH non‑condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eCertifications\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eATEX, IECEx, HazLoc, Ordinary Location\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eDimensions (H×W×D)\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e266 × 31 × 303 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding:5px; border:1px solid #ddd;\"\u003e1.285 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eInstallation Tips\u003c\/h2\u003e\n\u003ch3\u003ePower Group Segregation\u003c\/h3\u003e\n\u003cp\u003eDistribute loads across the 5 independent power groups (8 outputs each) to isolate faults and simplify troubleshooting. Each group has its own field supply return.\u003c\/p\u003e\n\n\u003ch3\u003eOutput Wiring\u003c\/h3\u003e\n\u003cp\u003eUse shielded cables for field wiring, especially in high‑EMI environments. Keep cable lengths under 30 m to minimise voltage drop and crosstalk.\u003c\/p\u003e\n\n\u003ch3\u003eCapacitive Loads\u003c\/h3\u003e\n\u003cp\u003eFor loads \u0026gt;55 µF, ensure the module is Release 3.5 or later. It supports up to 3500 µF at 0.75 A, ideal for large solenoids with high inrush.\u003c\/p\u003e\n\n\u003ch3\u003eHazardous Area\u003c\/h3\u003e\n\u003cp\u003eFor intrinsic safety, use external barriers as specified. Follow ATEX\/IECEx installation rules: certified glands, proper segregation, and observe temperature class.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Choose T8461?\u003c\/h2\u003e\n\u003cp\u003eDelivers 40 high‑current outputs in a compact 31 mm wide package. The TMR architecture eliminates single points of failure, while the 0.5 ms turn‑on\/off delay ensures fast response for critical trips. Withstands harsh industrial environments and integrates seamlessly with ICS Triplex Trusted systems. The high capacitive load capability (3500 µF) reduces the need for external interposing relays, saving panel space and cost.\u003c\/p\u003e\n\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: What is the difference between Release 3.5 and earlier versions?\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eA1:\u003c\/strong\u003e Release 3.5 increases capacitive load support from 55 µF to 3500 µF at 0.75 A. Recommended for large solenoids or long cable runs.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ2: Can I use the T8461 with a 48 Vdc field supply?\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eA2:\u003c\/strong\u003e Yes. The operational field voltage range is 18–60 Vdc, fully compatible with 48 Vdc systems. Ensure total group current stays under 6 A.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ3: What does the 33 kΩ off‑state leakage mean?\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eA3:\u003c\/strong\u003e This is the effective leakage resistance when output is off. At 48 Vdc, leakage is below 1.5 mA, preventing false actuation of sensitive loads.\u003c\/p\u003e","brand":"ICS Triplex","offers":[{"title":"Default Title","offer_id":52583032062084,"sku":"T8461","price":355.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/ICS_Triplex_T8461-2.jpg?v=1785652984","url":"https:\/\/www.etowonauto.com\/fr\/products\/ics-triplex-t8461-digital-output-tmr-module-40-channel","provider":"Etowon Auto","version":"1.0","type":"link"}