TRICONEX 3624

16 Channel 24VDC TMR Supervised Digital Output Module

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1. General Description

2. Basic Information

• Model: 3624

• Type: 16CH 24VDC TMR Supervised Digital Output (SDO)

• Applicable System: Tricon V9 / V10 / V11

• Safety Grade: SIL3 (IEC 61508, IEC 61511)

• Certifications: TUV, FM, CSA, ATEX

• Architecture: Triple Modular Redundancy (TMR), 2oo3 voting

• Supply Status: In production & maintenance supported

3. Key Features

• 16 supervised outputs (common group), 24VDC, source/sink selectable via terminal board (3624T=source, 3624R=sink)

• TMR 2oo3 fault tolerance; diagnostics coverage ≥99%

• Per-channel supervision: open load, short circuit, overcurrent, field power loss detection

• Solid-state output; self-protected (OV/OC/OT), no external fuses required

• Hot-swappable; online replacement without system shutdown

• 1500VDC channel-to-ground isolation; high noise immunity

• Configurable fail-safe state via TriStation 1131

4. Technical Parameters

4.1 Electrical

• Rated voltage: 24VDC

• Operating range: 16–30VDC (max 36VDC transient)

• Per-channel continuous current: 0.7A

• Per-channel surge current: 4.8A (10ms max)

• Min load current: 30mA (for supervision)

• Off-state leakage: ≤4mA

• On-state voltage drop: <1.5VDC

• Response time: <10ms (logic to output)

• Isolation: 1500VDC minimum (channel-to-ground)

4.2 Safety & Diagnosis

• Voting: 2-out-of-3 (2oo3)

• Fault coverage: ≥99%

• Diagnostics: open load, short (<5Ω), overcurrent, field power loss, module health

• Indicators: PWR, RUN, FAULT; per-channel CH status

4.3 Environmental

• Operating temp: 0°C to +60°C

• Storage temp: -40°C to +85°C

• Humidity: 5%–95%, non-condensing

• Vibration: 5–200Hz, 2G

4.4 Power

• Backplane: 5VDC

• Module power: ≤10W

5. Function

6. LED Definition

• PWR (Green): Power OK

• RUN (Green): Normal operation, communication OK

• FAULT (Red): Module/channel fault

• CH (Yellow): Channel active

• LOAD (Yellow): Load fault (open/missing)

• POWER (Yellow): Field power fault

7. Installation & Configuration

1. Insert into Tricon I/O slots 4–11

2. Wire 24VDC loads to matched terminal board (3624T/3624R)

3. Configure logic/diagnostics via TriStation 1131

4. Verify LEDs after power-up

8. Typical Applications

• ESD emergency shutdown solenoid valve control

• BMS burner safety actuator outputs

• Fire & gas system alarm/shutdown control

• Power/chemical plant safety interlocks

• All SIL3 process safety loops

9. Maintenance

• Hot swap faulty modules online

• Regularly check wiring/terminals

• Review system fault & SOE logs

• Compatible with main controllers: 3008, 3005 series

10. Compatibility

• Terminal base: 3624T (source) / 3624R (sink)

• Software: TriStation 1131

• Compatible processors: 3008, 3005 series