ICS Triplex T9451 | Rugged Digital Output Module

Overview

The ICS Triplex T9451 is a highly reliable digital output module, designed to perform in the most demanding industrial environments. This module features eight output channels, each capable of delivering 1A at 32V DC, making it suitable for applications like motor control, valve control, solenoid control, and heater control. The T9451 integrates Triple Modular Redundancy (TMR) technology, ensuring robust fault tolerance and continued operation even if two internal processors fail.

Key Features

Eight Independent Output Channels: Each channel provides 1A continuous output at 32V DC, making the module highly effective for controlling multiple industrial devices simultaneously.
Voltage and Load Current Monitoring: The T9451 actively monitors voltage and load current for each output channel, ensuring optimal performance and quick fault detection.
Reverse Current Protection: The module incorporates reverse current protection to prevent damage to connected equipment from incorrect polarity.
Fault Detection and Line Monitoring: The T9451 provides short and open circuit monitoring, which helps identify wiring faults quickly, minimizing downtime.
Dual Redundant Power Feeds: This feature ensures continuous operation by providing dual redundant power feeds, protecting the system from power interruptions.
Output Channel Isolation: Each output channel is electrically isolated, reducing interference and ensuring system stability.

Technical Specifications

Parameter	Details
Model	T9451
Output Channels	8
Output Current	1A continuous per channel
Output Voltage	32V DC
Input Voltage	24 VDC
Operating Temperature Range	-40°C to +85°C
Control Modes	Latching, Pulse, and Analog
Weight	1.2 lbs (0.54 kg)
Dimensions	3.5″ x 19.8″ x 17.1″
Safety Integrity Level (SIL)	IEC 61508 SIL 3
Power Dissipation	3.0 W (10.2 BTU/hr.)
Output Overload Protection	Surge: 2A for 50 ms, Continuous: 1.5A
Voltage Monitoring Accuracy	± 0.5 V
Current Monitoring Accuracy	± 10 mA
Field Loop Power Dissipation	0.57 W per loop (1.94 BTU/hr.)

Applications

The ICS Triplex T9451 serves multiple industrial applications, including:

Motor Control: Provides reliable control for motors in automated systems.
Valve and Solenoid Control: Effectively controls solenoids and valves to maintain precise operation.
Heater Control: Ensures efficient management of heating elements, especially in high-demand environments.
Process Automation: Enhances automated systems by supplying robust and reliable outputs for various devices.

Benefits

Unmatched Reliability: Thanks to TMR technology, the T9451 continues to function even if two internal processors fail, ensuring uninterrupted operation.
Versatile Control: The module supports multiple control modes, including latching, pulse, and analog, making it adaptable for different control systems.
Enhanced Protection: With features like overload protection, reverse current protection, and line monitoring, the T9451 helps prevent damage and ensures long-term system performance.
Dual Power Feeds: The T9451 offers dual redundant power feeds, which guarantees consistent, reliable operation even during power fluctuations.