T3401 | ICS Triplex 24 VDC 16-Channel Digital Input PLC Module

Product Description

The ICS Triplex T3401 Digital Input Module is part of the Regent Series safety PLC platform, designed for mission-critical industrial control applications. With 16 monitored digital input channels and Triple Modular Redundancy (TMR) architecture, the T3401 ensures fault-tolerant operation and continuous system availability. It is widely deployed in power generation, oil and gas, and chemical processing industries where reliability and safety are paramount.

Technical Specifications

• Manufacturer: ICS Triplex

• Model: T3401

• Product Type: Safety Programmable Logic Controller (PLC) Digital Input Module

• Input Voltage: 24 VDC

• Number of Input Channels: 16

• System Capacity: Up to 256 I/O points

• Processing Power: Three independent processors, each at 33 MHz

• Memory:

• RAM: 256 KB

• Flash: 2 MB

• Communication Protocols: Ethernet, Modbus

• Operating Temperature Range: –40 °C to +70 °C (–40 °F to 158 °F)

Key Features

• Triple Modular Redundancy (TMR) for fault tolerance and continuous operation.

• Built-in fault detection and isolation to maintain system integrity.

• Comprehensive diagnostic capabilities for efficient troubleshooting.

• Modular design for easy expansion and configuration.

• Suitable for safety-critical applications in harsh environments.

Application Scenarios

• Power generation plants requiring redundant digital input monitoring.

• Oil and gas facilities with strict safety requirements.

• Chemical processing plants demanding continuous uptime.

• Aerospace and defense systems where fault tolerance is essential.

FAQ

Q: How many input channels does the T3401 support?  A: It provides 16 monitored digital input channels.

Q: What communication protocols are supported?  A: Ethernet and Modbus.

Q: What is the operating temperature range?  A: –40 °C to +70 °C.

Q: How does the T3401 ensure fault tolerance?  A: Through Triple Modular Redundancy (TMR), using three independent processors.