Industrial X20CM8281 RTD Module

The B&R X20CM8281 RTD Module is a temperature input module for the X20 I/O system that enables precise RTD-based temperature measurement in PLC-based automation environments. It accepts RTD sensors and transmits measurement signals through the X20 system backplane to a B&R X20 automation controller, making it ideal for process monitoring, control panel upgrades, and system expansions on DIN-rail installations. Key specifications include: Manufacturer: B&R Industrial Automation; Part Number: X20CM8281; Series: X20 I/O System; Module Type: RTD temperature input module; Sensor Type: RTD sensors; Signal Type: RTD temperature measurement; Installation Type: X20 modular DIN rail system; Communication Interface: X20 system backplane bus; Compatible Controllers: B&R X20 automation controllers; Operating Temperature: 0°C to 55°C. Common applications include manufacturing production lines, HVAC systems, water and wastewater treatment plants, chemical processing equipment, and packaging machinery where RTD temperature sensing is required. Common replacements include B&R X20AI7744, B&R 7AI774-70, and Siemens 6ES7 331-7PF01-0AB0.