TRICONEX 3721

Description

Parameters and Specifications:

• Input Channels: 16 digital input channels¹²
• Input Voltage: 24V DC¹²
• Input Current: 0.5A¹
• Output Voltage: 24V DC¹²
• Output Current: 1A¹
• Communication Interfaces: Ethernet, Modbus, and possibly other interfaces¹²³
• Operating Temperature Range: -40℃ to 70℃¹²
• Dimensions: 100mm x 120mm x 50mm¹²
• Weight: 200g¹²

Features:

• High Reliability: Designed for safety-critical applications, such as the oil and gas industry, where reliable monitoring of digital signals is crucial for safe operation¹.
• Ruggedness: Able to withstand extreme temperatures, impacts, and vibrations, making it suitable for harsh environments¹.
• Flexible Configuration: Provides multiple digital input channels for connecting sensors, switches, or other digital signal sources⁴.
• Quick Response: With fast response time, it can detect input signal changes and execute output control actions promptly⁴.
• Modular Design: Easy to install, maintain, and replace, allowing for flexible configuration and expansion of modules⁴.

Role and Function:

TRICONEX 3721 is a digital input card specifically designed for the TRICONEX Trident Safety Instrumented System (SIS). It is used to monitor various types of digital signals in safety-critical applications, ensuring the stability and reliability of the system. It is commonly found in industries such as petroleum, natural gas, and other safety-critical applications¹⁴.