ICS TRIPLEX T8850 Trusted 40-Channel Analog

The ICS Triplex T8850 is a Trusted 40-channel Digital Output Field Termination Assembly (FTA) for the Triple Modular Redundant (TMR) safety system, providing the primary interface between 24 VDC digital output modules (T8451/T8461) and field actuators such as solenoids and relays, with five isolated groups of eight channels, screw-clamp terminals, on-board LEDs, hot-swap capability, and SIL 3 certification for use in safety-critical ESD and process shutdown applications.


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Description

Technical Specifications
  • Brand
    ICS TRIPLEX
  • Model
    T8850
  • Product Name
    Trusted 40-Channel Analog
  • Country of Origin
    United Kingdom
  • HS Code
    8538909100
  • Dimensions
    300mm(Height)×125mm(Width)×65mm(Depth)
  • Weight
    0.8 kg
  • Operating Temperature
    0°C to 60°C (32°F to 140°F)
  • Storage Temperature
    -25°C to 70°C (-13°F to 158°F)
  • Power Supply
    24 VDC
  • Warranty
    12 month
  • Product Status
    New and original

ICS TRIPLEX T8850 Power and Input Specifications

Nominal System Operating Voltage: 24V DC / 48V DC

Operational Input Voltage Range Tolerance: Flexible dual support handling ranges from 18V DC to 32V DC and 18V DC to 60V DC

Field Power Tracking Diagnostics: Equipped with on-board LED indicators that instantly verify active field power supply status across the board segments

Output and Channel Specifications

Total Channel Capacity: 40 independent field device output channels per assembly

Output Channel Wiring Profile: Standard industry 2-wire field device connections

Current Power Rating Limits: Rated for up to 2.0A maximum current output per individual channel

Maximum Total Current Assembly Capacity: 40A maximum total aggregated current load handling across all combined channels

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ICS TRIPLEX T8850 Wiring and Connection Methods

ICS TRIPLEX T8850 Wiring and Connection Methods

Field and Power Connection Interfacing: Utilizes heavy-duty industrial screw clamp terminals on both field-side and power-side routing ports.

Wire Size Allowance Gauge: Accepts a broad range of standard industrial wiring, from 30 AWG up to 12 AWG (0.05 mm² to 2.5 mm² structural core size).

Terminal Installation Tightening Torque: Recommended terminal screw torque specification set to 0.5 N·m (4.4 in-lb) for secure, vibration-proof connections.

Module Core Interconnect Interface: Links directly into the primary Trusted rack using specialized multi-way ribbon cable connectors, eliminating time-consuming point-to-point pin soldering or discrete jumper schemes.

T8850 .jpg

ICS TRIPLEX T8850 Product Features

Advanced Cross-Channel Isolation: Organizes the 40 channels into 5 isolated groups of 8 channels each, protecting adjacent groups from localized short-circuits.

SmartSlot Dynamic Hot Replacement: Natively supports "one-to-many" hot-swapping configurations, enabling safe replacement of active TMR output modules without losing field device control.

High Signal Integrity: Features ultra-low resistance connection pathways, maintaining precise signal propagation across both discrete digital signals and analog 4-20mA monitoring loops.

High Inrush Tolerance: Designed to easily handle high-current inductive and capacitive inrush loads typical of industrial control valves and heavy solenoid coils.

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