RXM4201 is a remote I/O module manufactured by Triconex as part of the TriMod Safety System designed for safe and reliable process control in industrial applications. This module has high safety integrity and is certified to SIL 3 according to IEC 61508 for safety-critical applications where failure can have serious consequences. It uses a fault-tolerant architecture that ensures continuous operation even in the event of hardware or software failure. The RXM4201 module is hot-swappable and can be maintained and upgraded without interrupting system operation.

The main functions of the RXM4201 module include:
High security integrity: Suitable for safety-critical applications.
Fault-tolerant architecture: Ensures continuous operation, even in the event of hardware or software failure.
Modular design: allows flexible configuration and expansion.
Hot-swappable module: Supports hot-swappable module for easy maintenance and upgrade.
The module is used in a wide variety of safety-critical applications, including process safety, emergency shutdown systems, fire protection systems, power generation and distribution. It is a versatile and reliable solution for ensuring safety and reliability in critical industrial environments.

In terms of technical specifications, RXM4201 may include:
32-bit RISC processor
Memory: 256 KB RAM, 512 KB Flash
I/O points: Scalable up to 256 points
Communication interface: RS-232, RS-485, Ethernet
Protection class: IP65
Operating temperature: -40°C to +70°C