The Triconex 4211 Remote Extender Module (RXM) is a key component in Triconex safety instrumented systems (SIS). It extends the reach of I/O modules, allowing them to be placed several kilometers away from the main chassis. This module enhances system flexibility by providing fault-tolerant communication and ground loop isolation. Typically deployed in redundant sets of three, the 4211 RXM ensures reliable operation in critical applications across industries like oil and gas, chemicals, and power generation.

Technical Specifications

• I/O Extension: Supports placement of I/O modules up to several kilometers from the main chassis.
• Communication Protocol: Utilizes Triconex‘s fault-tolerant communication protocol for reliable data transfer.
• Redundancy: Configured in sets of three for maximum redundancy and fault tolerance.
• Ground Loop Isolation: Isolates remote I/O modules from the main chassis to reduce electrical interference.
• Dimensions: 20 cm (L) x 11 cm (W) x 9.3 cm (H)
• Weight: 1.05 kg
• Operating Temperature: -40°C to +70°C
• Power Supply: 24V DC
• Compliance: Meets industry standards for safety, communication, and redundancy.