TRICONEX 3604E (SIS Digital Output Module · TMR Triple Modular Redundancy) Brand / Series: TRICONEX (Under Schneider Electric), Tricon Safety Control System Model: 3604E Type: 16-channel Digital Output Module (DO), TMR triple modular redundancy, SIL 3 safety level. ## 1. Basic Parameters Output Channels: 16 DO channels, independent non-commoned Rated Voltage: 24V DC (Operating Range: 22～45V DC) Output Current: Max 2A per channel, 10A/10ms surge current Safety Level: SIL 3 (IEC 61508/61511, TÜV Certified) Operating Temperature: ‑40℃ ～ +70℃; Storage Temperature: ‑40℃ ～ +85℃ Isolation Withstand Voltage: 1500V DC between channels, 2500V AC on system side Response Time: ≤2ms; Equipped with Output Voting Diagnostics (OVD) Power Consumption / Dimension / Weight: ≤25W; Approx. 146×89×30mm; Approx. 0.8kg Certifications: CE, UL, FM, CSA, ATEX, IECEx ## 2. TMR Redundancy and Diagnosis Triple Modular Architecture: Each output is driven by 3 independent circuits with 2-out-of-3 (2oo3) voting logic Single Point Fault Tolerance: Fault of any single channel or circuit will not affect system operation On-board Diagnosis: - Detection of output short circuit / open circuit and load disconnection - Real-time self-inspection of power supply, internal circuits and voting logic - Loop-back verification of output status for each channel Hot Swap: Support live replacement without system shutdown ## 3. Interface and Wiring Connector: 56-pin, matched with dedicated terminal boards (e.g. 9753-220) Status Indication: Dual-color LED for each channel; LED indicators for module power / operation / fault TriBus: High-speed redundant communication with Tricon main controllers (e.g. 3008, 3501E) ## 4. Typical Applications ESD Emergency Shutdown: Drive emergency shutdown solenoid valves, safety gates and vent valves BMS Burner Management System: Control ignition transformers, fuel valves and purge valves F&G Fire and Gas System: Activate fire sprinklers, gas release devices and audible & visual alarms Power / Oil & Gas / Chemical Industry: Unit interlock, boiler protection and compressor safety control Same-series Matching Devices: Main Controller 3501E/3008, Input Module 3503E, Communication Module 4351B