Triconex DI2301 16-Channel 24VDC Opto-Isolated Digital Input Baseplate

Description

Basic Product Specifications

• Manufacturer: Triconex (Schneider Electric Industrial Automation)
• Product Series: Trident TMR Safety Instrumented System
• Product Type: Digital Input Special Baseplate / I/O Backplane
• Supported Input Channels: 16 Independent Digital Input Channels
• System Architecture: Fully compatible with Trident TMR 2oo3 Triple Modular Redundancy Safety Architecture
• Compatible Matching Modules: Trident series 24VDC digital input modules
• Compatible Equipment: Trident main control chassis and expansion chassis
• Installation Mode: Standard slot plug-in fixed installation
• Origin: USA

Electrical Technical Specifications

• Nominal Field Input Voltage: 24 VDC
• Operating Input Voltage Range: 19.2 VDC ~ 30 VDC
• Input Logic Threshold: ON ≥ 12 VDC; OFF ≤ 6 VDC
• Typical Input Current per Channel: 2 mA
• Maximum Input Current per Channel: 6 mA
• Field Side to Logic Side Optical Isolation Voltage: 1500 VDC
• Channel-to-Channel Complete Independent Isolation
• Maximum Input Response Time: ≤5 ms
• Built-in Surge Protection Voltage: 1500 V
• Built-in full-channel open-circuit and short-circuit detection circuits
• Internal Logic Power Supply: 5 VDC System Backplane Power
• Baseplate Total Power Consumption: ＜2.5 W
• Terminal Connection Type: Industrial anti-loosening screw compression terminals
• Applicable Wire Diameter: 0.3 mm² ~ 2.5 mm² (24–12 AWG)

Environmental Specifications

• Operating Ambient Temperature: -40 °C ~ +70 °C
• Storage Temperature: -40 °C ~ +85 °C
• Operating Relative Humidity: 5% ~ 95% Non-Condensing
• Anti-Vibration Performance: Compliant with IEC 60068-2-6 Industrial Standard
• Anti-Shock Performance: Compliant with IEC 60068-2-27 Industrial Standard
• Safety Certification: IEC 61508 SIL 2 Safety Certification, CE Certified, UL Certified
• Protection Grade: IP20 (Indoor Control Cabinet Installation)

Mechanical Specifications

• Structure: Standard Trident series compact plug-in baseplate form factor
• Terminal Layout: Centralized dual-row independent channel terminal arrangement
• Shell Material: Industrial anti-corrosion flame-retardant metal composite substrate
• Mounting: Standard chassis slot plug-and-play fixed installation
• Net Weight: 0.58 kg

Functional Characteristics

1. Exclusive 16-Channel Digital Input Signal Carrier

   Dedicated signal transmission path for 24VDC discrete input signals, ensures complete signal integrity and stable transmission under long-distance field wiring conditions.
2. Full TMR Safety Architecture Compatibility

   Perfectly matches Trident TMR triple modular redundancy 2oo3 voting logic, completely retains system fault diagnosis, real-time monitoring and safety interlock functions after baseplate connection.
3. High-Grade Electrical Isolation & Multi-Level Protection

   Equipped with 1500VDC optical isolation and 1500V surge protection; completely isolates field harsh electromagnetic interference and fault voltage from internal safety control system, prevents equipment damage caused by field faults.
4. Complete Real-Time Channel Fault Diagnosis

   Integrates independent open-circuit detection, short-circuit detection and signal abnormality detection circuits for all channels; fault status transmits to Trident controller in real time for alarm and safety interlock actions.
5. Built-in Signal Anti-Jitter Conditioning Circuit

   Professional digital signal filtering circuit effectively suppresses field signal jitter and electromagnetic noise, realizes accurate and stable discrete signal identification.
6. High-Reliability Anti-Loosening Terminal Structure

   Industrial heavy-duty screw terminals maintain stable wiring contact under long-term industrial vibration conditions, avoids poor contact and signal interruption faults.
7. Plug-and-Play Standardized Installation

   Standard Trident slot size, direct plug-in matching with digital input modules, unified terminal numbering, simple on-site wiring and convenient maintenance operations.
8. Intuitive Status Matching Indication

   Cooperates with front-panel LED indicators of matching input modules to realize visual monitoring of baseplate channel operating status and fault status.

Application Scenarios

1. Oil & Gas Industry

   Wellhead ESD emergency shutdown system field switch signal baseplate interface, pipeline valve position feedback signal transmission baseplate, gas compressor safety interlock discrete signal input baseplate, oil-gas gathering station field device status monitoring baseplate.
2. Petrochemical & Refining Industry

   Reactor equipment status signal input baseplate, furnace BMS burner management system discrete signal transmission baseplate, distillation column limit switch signal interface baseplate, flare system safety monitoring digital input baseplate.
3. Fire & Gas Detection System (FGS)

   Gas detector switch signal input baseplate, fire alarm contact signal transmission baseplate, hazardous gas leakage safety interlock discrete signal interface baseplate.
4. Power Generation Industry

   Boiler safety interlock switch signal input baseplate, steam turbine auxiliary equipment status monitoring baseplate, generator protection system discrete signal transmission baseplate.
5. Chemical Processing & Metallurgy Industry

   Smelting furnace safety interlock switch signal input baseplate, production line conveyor position feedback signal interface baseplate, pressure relief valve status monitoring digital input baseplate.
6. General High-Hazard Industrial Safety Control

   All SIL 2 safety-level 24VDC discrete signal transmission occasions, including limit switches, proximity sensors, emergency stop buttons and relay contact signal input baseplates for critical safety control systems.