ICS Triplex T8480 Trusted TMR 40‑Channel Analogue Output Module

1. 1. Electrical Specifications
      • Output Type: 40 independent 4–20 mA current outputs (configurable per channel)
      • Output Range: 4–20 mA (default); 0–20 mA (configurable)
      • Accuracy: ±0.1% of span
      • Resolution: 16‑bit
      • Output Current: 20 mA maximum per channel; 160 mA maximum per power group
      • Power Supply: 20–32 VDC redundant backplane supply (24 VDC nominal); 22 W system supply; 28 W field supply at maximum channel current
      • Isolation: 2500 VDC impulse withstand (opto‑galvanic barrier) between channels, backplane, and field power groups
      • Response Time: 20 ms per channel update rate
      • Protection: Automatic over‑current protection per channel; no external fuses required
      • Line Monitoring: Real‑time open/short circuit detection for field wiring faults

   Environmental Specifications

   • Operating Temperature: -40°C to +70°C
   • Storage Temperature: -40°C to +85°C
   • Relative Humidity: 5%–95% (non‑condensing)
   • Shock Resistance: 30 g, 11 ms duration (per IEC 60068‑2‑27)
   • Vibration Resistance: 5 g, 10–150 Hz (per IEC 60068‑2‑6)
   • EMI/EMC Compliance: EN 61000‑6‑2 (immunity), EN 61000‑6‑4 (emissions); CE, UL certified
   • Hazardous Area Certifications: ATEX II 2G Ex ia IIC T4 Ga; IECEx IECEx Ex ia IIC T4 Ga (with external barriers)
2. Safety & Compliance
   • Safety Certification: TÜV Certified IEC 61508 SIL 3; UL 61010‑1; CSA C22.2 No. 61010‑1; CE marked
   • Fault Tolerance: Fully triplicated TMR with 2oo3 voting; no single point of failure
   • Mean Time Between Failures (MTBF): 850,000 hours (per Telcordia SR‑332, 25°C)
   • Voting Logic: 2oo3 majority voting for output drive signals; automatic fault masking
   • Safety State: Configurable fail‑safe state (20 mA or 4 mA) per channel
   • SOE Reporting: 1 ms resolution for output state changes; stored in on‑board memory for audit trails

Functional Features

1. 40 TMR Analogue Output Channels: High‑density 4–20 mA outputs for SIS actuation with TMR redundancy.
2. 5 Independent Power Groups: Isolates 8 channels per group to prevent cross‑group fault propagation.
3. TMR 2oo3 Voting: Eliminates single points of failure via triplicated drive circuits and majority voting.
4. 2500 VDC Isolation: Protects backplane and channels from field transients/ground loops.
5. SmartSlot Hot Swap: Module replacement without system shutdown for minimal downtime.
6. 20 ms Update Time: Precise output response for time‑critical safety control.
7. 1 ms SOE Reporting: Captures output state changes for audit trails and root‑cause analysis.
8. Automatic Over‑Current Protection: Latching protection per channel; no external fuses needed.
9. Line Monitoring: Real‑time open/short circuit detection for field wiring faults.
10. Redundant Backplane Power: 20–32 VDC diode‑ORed supply for power fault immunity.
11. Configurable Output Ranges: 4–20 mA or 0–20 mA per channel for flexibility.
12. Hazardous Area Ready: ATEX/IECEx certifications for explosive atmosphere deployment (with barriers).
13. Front‑Panel Diagnostics: Channel/group/power/fault LEDs enable rapid troubleshooting.
14. ±0.1% Accuracy: High precision for critical control applications.
15. Wide Temperature Range: Operates from -40°C to +70°C for extreme industrial conditions.

Application Scenarios

1. Oil & Gas ESD Systems: Controls 40 emergency shutdown valves and positioners, with TMR voting for fault tolerance and 20 ms update time for rapid isolation.
2. Chemical Plant Process Control: Operates 40 control valves and flow control actuators, using 5 power groups to isolate reaction zones and prevent cross‑process faults.
3. Power Generation Turbine Control: Triggers 40 turbine control valves and lube oil actuators, with 1 ms SOE for post‑trip root‑cause analysis.
4. Marine Offshore Platforms: Drives 40 subsea valve actuators and process control devices, with 2500 VDC isolation preventing ground loops.
5. Refinery Safety Systems: Controls 40 flare stack actuators and pressure relief valves, with per‑channel diagnostics for predictive maintenance.
6. Mining Process Automation: Operates 40 conveyor speed controllers and material flow actuators, with hot swap for remote maintenance in harsh mines.

Additional Information

• Origin: United States
• Warranty: 12‑month warranty for new original units; extended warranties via Rockwell Automation service contracts
• Compatibility: Trusted T8100 controller chassis, T8300 expander chassis, T8311 expander interface modules
• Installation: Tool‑less insertion into Trusted chassis; wire field devices to backplane connector; connect redundant 24 VDC backplane power
• Maintenance: Hot swap for replacement; inspect LEDs for channel/group status; no periodic calibration required (electronic protection self‑resets)
• Accessories: Trusted system software, field power distribution harnesses, backplane connector adapters, line monitoring test tools, external intrinsic safety barriers