ICS Triplex T8403C Digital Input Module – High-Performance Signal Conversion for Industrial Automation
The ICS Triplex T8403C Digital Input Module delivers precise signal acquisition for critical industrial applications. Engineered with 16 isolated digital input channels and 24 Vdc power requirements, this module ensures reliable data transmission in harsh environments while maintaining seamless compatibility with PLC systems across manufacturing, energy, and process control sectors.


Key Features
- 16 Channel Isolation – Independent signal paths prevent cross-interference in multi-sensor environments
- Industrial-Grade Durability – Operates from -25°C to +70°C with storage up to +85°C
- High Noise Immunity – Shielded design for stable performance in electrically noisy facilities
- Compact DIN Rail Mount – Saves panel space while enabling quick system integration
- Universal Compatibility – Works with major PLC platforms including ICS Triplex safety systems
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | ICS Triplex T8403C |
| Power Supply | 24 Vdc ±15% |
| Input Channels | 16 (Isolated Groups) |
| Current Load | 10 mA per channel |
| Operating Temp | -25°C to +70°C |
| Signal Type | Digital Input |
Application Fields
This module excels in mission-critical environments including oil & gas processing, power generation facilities, and automated production lines. Its robust construction and redundant signal isolation make it ideal for safety instrumented systems (SIS) requiring SIL 3 compliance. Common implementations include turbine monitoring, emergency shutdown circuits, and distributed control system (DCS) integration.
Our Featured Brands & Products
- ICS Triplex: T8403C Digital Input Module, SIL 3 Certified Controllers
- ABB: AC800PEC Controllers, DSQC Robot Modules
- Allen Bradley: ControlLogix 5580, Compact GuardLogix
- Emerson: DeltaV SIS Controllers, OVATION Modules
- Honeywell: Experion PKS, Safety Manager FSC






There are no reviews yet.