ICS Triplex |T8153C| Digital Input Module

ICS Triplex T8403CX Trusted TMR 24 Vdc Digital Input Module

Description
The ICS Triplex T8403CX is a Trusted TMR 24 Vdc Digital Input Module designed to process 40 digital inputs with high integrity for safety-critical industrial applications such as oil and gas or power generation systems.

Features

• Triple Modular Redundant (TMR) architecture for fault-tolerant operation
• 40 digital input channels with line monitoring
• High-speed data acquisition with onboard diagnostics
• Rugged design for harsh industrial environments
• Compatible with Trusted system for seamless integration

Technical Specifications

• Channels

  • 40 digital input channels

• Input Voltage Range

  • -6 to +36 Vdc
  • Withstands up to ±50 Vdc

• Input Impedance

  • 5 kΩ typical at 24 Vdc

• Thresholds

  • 4 user-configurable and 2 fixed thresholds with hysteresis
  • Default Thresholds (raw units): -4096, -2305, -1971, 3046, 3072, 7168, 8192, 14848, 15872, 19456

• Accuracy

  • Safety accuracy: 0.5 Vdc

• Sequence of Events (SOE)

  • 1 ms event resolution
  • ±10 ms timestamp accuracy

• Power Supply

  • 20–32 Vdc via IMB
  • 20 W typical, 29 W max dissipation

• Isolation

  • 50 V reinforced (continuous)
  • 250 V basic (fault)
  • Tested at 2436 Vdc for 60 seconds

• Communication

  • 6.25 Mbit/s serial link to FIU
  • RS-485 for system integration

• Diagnostics

  • Monitors voltage, current, temperature, and fault status per slice

• Environmental Limits

  • Operating Temperature: 0 °C to +60 °C
  • Storage Temperature: -25 °C to +70 °C
  • Humidity: 10–95% non-condensing

• Physical

  • Dimensions: 266 mm x 31 mm x 303 mm
  • Weight: 1.18 kg (2.6 lb)