ICS Triplex T8821 – Digital Input FTA for Trusted Systems

Product Overview

The ICS Triplex T8821 is an integral part of the Trusted™ system, designed to interface field devices generating digital signals with the Trusted™ TMR 120Vdc Digital Input Module T8423. With 40 input channels per FTA, it provides a reliable and efficient solution for industrial automation. This ICS Triplex T8821 module ensures seamless integration and facilitates efficient data transmission from field devices to control systems.

Its robust design, combined with simple installation and easy maintenance, makes it ideal for use in safety-critical applications. The module supports 120V dc operation and is compatible with industry-standard 2-wire field device connections. Additionally, it offers convenient SmartSlot connectivity for hot-swapping input modules without interrupting system operation.

Key Features

40 Input Channels per FTA: The ICS Triplex T8821 provides 40 input channels per FTA, ensuring high-density connectivity and efficient use of space.
Industry Standard 2-Wire Connections: It supports 2-wire connections for field devices, ensuring quick and straightforward wiring and maintenance.
DIN Rail Compatibility: The module is designed for easy installation on standard DIN rails, providing a flexible mounting solution for various industrial environments.
120V DC Operation: The ICS Triplex T8821 operates efficiently at 120V dc, making it suitable for diverse industrial automation applications.
SmartSlot Connection: It features SmartSlot connectivity, allowing for “one-to-many” hot replacement of input modules. This enhances uptime by enabling quick replacements without shutting down the system.
Fused Field Power Supply: Each input channel is protected by a fused field power supply, ensuring equipment safety and preventing damage from electrical faults.
LED Indicators for Power Supply Integrity: The module includes on-board LED indicators that provide real-time status updates on the integrity of the field power supply, simplifying troubleshooting.

Technical Specifications

Parameter	Value
Model	ICS Triplex T8821
Product Type	40-Channel 120V DC Digital Input FTA
Input Channels	40 channels per FTA
Field Device Connection	Industry standard 2-wire
Operating Voltage	120V DC
Mounting	Standard DIN rail
SmartSlot	Yes, for hot-swapping input modules
Power Supply Protection	Fused field power supply per channel
LED Indicators	Yes, for field power supply integrity
Dimensions (WxHxD)	19″ x 1.75″ x 12″
Weight	2.5 kg (5.5 lbs)