Product Description
Product Overview
| Category | Details |
|---|---|
| Manufacturer | Triconex |
| Model/Part Number | 3504E |
| Description | High-Density Digital Input Module designed for 24/48 Vdc applications with Triple Modular Redundancy (TMR) for safety-critical systems |
| Key Features | 64-point high-density input, DC-coupled, TMR architecture, certified for SIL 3 and PL e (Cat. 4) safety applications |
Technical Specifications
| Specification | Details |
|---|---|
| Model | 3504E |
| Input Channels | 64 points, commoned in groups of 8 |
| Voltage Range | 24/48 Vdc |
| Input Type | Digital, DC-coupled, TMR |
| DC Range | 20 to 72 Vdc |
| Maximum Voltage | 72 Vdc |
| Switching Levels | 24 V: OFF to ON >18 Vdc, ON to OFF <6 Vdc; 48 V: OFF to ON >32 Vdc, ON to OFF <11 Vdc |
| Input Impedance | >30 kΩ |
| Input Delay | <10 ms (OFF to ON and ON to OFF) |
| Diagnostic Indicators | 1 per point (Input Status), Module Status: PASS, FAULT, ACTIVE |
| Weight | Approx. 1.1 kg |
External Connection Options
| Connection Type | Details |
|---|---|
| Supported Connections | Field wiring via terminal blocks compatible with Triconex chassis |
Functional Features
| Feature | Details |
|---|---|
| Fault Tolerance | Triple Modular Redundancy (TMR) ensures reliable operation despite faults |
| Safety Certification | Certified for use in SIL 3 and PL e (Cat. 4) applications per CENELEC standards |
| Diagnostics | Stuck-on and stuck-off testing for input validation |
Model and Configuration
| Category | Details |
|---|---|
| Base Model | 3504E (High-Density Digital Input Module, 24/48 Vdc, 64 points, TMR) |
| Configuration | Designed for integration into Triconex Tricon TMR safety systems |