Model: Triconex3721 Manufacturer: TRICONEX Input Range: 0 to 5VDC or -5 to + 5VDC Number of Differential Channels: 32 Point Coupling: DC Coupling Redundancy Type: Triple Redundancy (TMR) Operating Voltage: 220V TRICONEX The 3721 Analog Input Module is a high-performance, safe analog signal input device designed for harsh industrial environments.It uses advanced triple redundancy technology (TMR) to ensure stability and reliability in critical industrial processes. The module supports 0 to 5VDC or -5 to + 5VDC differential signal inputs and is capable of handling 32 channels of DC-coupled signals. With its excellent design and stable performance, the module is widely used in process automation control of petroleum, chemical, power and other industries. Rugged materials are used in the module to maintain stable operation in extreme temperature and humidity conditions.In addition, its compact design makes installation and maintenance extremely convenient. Whether integrating a new system or upgrading an existing one, the TRICONEX 3721 analog input module provides a reliable signal acquisition solution to ensure that your industrial automation system is always at its best.