TRICONEX 3601E (Material No. 3000307-050) is a 16-channel, 115VAC digital output module with TMR triple redundancy, designed specifically for Tricon safety control systems.It is intended for safety-critical applications such as emergency shutdown (ESD), fire and gas (F&G) systems, and burner management.Featuring optical isolation, four-out-of-four voting output, and full-channel online diagnostics, it supports hot swapping and hot standby.Compliant with IEC 61508 SIL 3 safety integrity level, it serves as a core output unit for highly reliable industrial control.
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Positioning & Architecture
Key Electrical Specifications
- Nominal voltage: 115 VAC
- Operating voltage range: 80–155 VAC
- Operating frequency: 47–63 Hz
- Output points: 16 points, non-commoned independent outputs
- Rated current per channel: 2 A
- Peak surge current per channel: 12 A per cycle
- Typical voltage drop: < 3 V
- Load leakage current: ≤ 2 mA @ 60 Hz
- Chassis leakage current: ≤ 4 mA @ 60 Hz
- Channel isolation: 1500 VDC (2500 VDC for 3601T)
- Field-side protection: 3A fast-blow fuse per channel, integrated on external terminal board
Safety & Diagnostic Features
- Four-out-of-four voting output: Three-channel signals are output through a quadruple redundant voting circuit, with full redundancy on critical paths to ensure safety and availability.
- Voltage readback diagnostics: Independently verifies the switching status of each output even without load, detecting latent faults.
- Load / fuse alarm: Triggers LOAD/FUSE alarm when output status does not match command, fuse blows, or load abnormality occurs.
- Full-channel online diagnostics: Continuously self-tests channels and circuits; illuminates the FAULT indicator and triggers chassis alarm to locate channel faults.
- Safety design: De-energized-to-trip logic with fail-safe state on power loss or fault.
Mechanical & Physical Parameters
- Weight: Approx. 4.7–6.0 lbs (2.1–2.7 kg)
- Color marking: Green
- Installation: Mechanical keying in chassis slots to prevent misinsertion; fits standard 19-inch racks.
- Operating temperature: 0–60°C (32–140°F)
- Environmental compliance: Meets IEC 60068 vibration, shock and EMC standards, suitable for harsh industrial environments.
Functional & Operational Features
- Hot standby & hot swapping: Supports hot standby modules; online replacement is available during faults without system interruption.
- External terminal panel: Requires dedicated ETP with integrated fuses and status indication; supports remote wiring without disturbing field cables during module replacement.
- Status indication: PASS/FAULT/ACTIVE module status; individual output status; LOAD/FUSE field alarms.
- Power supply: Powered by chassis power supply modules; single power supply supports full load operation.
Typical Applications
- Emergency Shutdown System (ESD)
- Fire & Gas detection and protection (F&G)
- Burner Management System (BMS)
- Safety-critical process interlocks in oil & gas, chemical, power and other industries
- High-reliability circuits requiring 115VAC to drive solenoid valves, indicator lights and alarm devices
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