ICS TRIPLEX T8431 Trusted TMR 24Vdc Analogue Input Module.The ICS Triplex T8431 is a high-performance analog input module designed for industrial automation applications. It's part of ICS Triplex's Trusted TMR (Triple Modular Redundant) system.
Technical Specifications
System Supply Voltage Range: 24 Vdc ± 10%
Number of Inputs: 40
Input Current Range: 4-20 mA
Input Voltage Range: 0-24 Vdc
Resolution: 16-bit
Sample Update Time: 100 ms (configurable)
Safety Accuracy: ±0.5%
Calibration Accuracy: ±0.25%
Recommended Calibration Check Interval: 12 months
Operating Temperature Range: -20°C to +55°C
Non-operating Temperature Range: -40°C to +70°C
Operating Humidity: Up to 95% non-condensing 5
Dimensions: 266 mm (10.5 inches) H x 31 mm (1.2 inches) W x 303 mm (12 inches) D
Weight: 0.8 kg
Field Common Isolation: ±250 Vdc (sustained), ±2.5 kVdc (maximum withstanding)
Key Features
Triple Modular Redundancy: Each input channel has three independent measurement paths.
Fault Tolerance: Comprehensive automatic diagnostics and self-test capabilities.
Line Monitoring: Selectable line monitoring per channel to detect open circuit and short circuit field wiring faults.
Isolation: 2500V impulse withstand opto/galvanic isolation barrier.
Sequence of Events (SOE) Reporting: Onboard SOE reporting with 1 ms resolution.
Hot-swappable: Can be hot-replaced online using dedicated Companion Slot or SmartSlot configurations.
Status Indicators: Front panel input status LEDs for each channel and module status LEDs indicating health and operational mode.
Safety Certification: TÜV Certified IEC 61508 SIL.
Application areas：
The main application industries are: chemical, automotive, thermal power, steel, plastic, wind power,power plant, paper, steel, mine, rubber, water supply, cement, chemical, glass, printing textile, machinery, plastic, paint, medicine, hospital, food, hotel, scientific research institute, etc.
Related products：
| T8110B |
| T8461 |
| T9110 |
| T8461 |
| T8403 |
| T8403 |
| T8431 |
| T8403CX |
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