Product Type:Redundant Termination Unit

Manufacturer:ABB

Model:TU921S

Module Type:3KDE175111L9210

Connection Technology:Termination

Redundancy Feature:Yes

Application Voltage:Up to 48V DC

Operating Temperature:-20°C to +60°C

Storage Temperature:-40°C to +85°C

Mechanical Dimensions (DxHxW):65mm x 130mm x 180mm

Weight:0.6kg

Mounting Method:Panel Mount

Material:High-grade aluminum alloy with corrosion-resistant coating

Communication Interface:Profibus DP, DeviceNet

Safety Certification:IEC 61508, SIL 2/3

    The ABB TU921S 3KDE175111L9210 Redundant Termination Unit is engineered with precision to deliver exceptional performance in demanding industrial environments. It features a compact design that seamlessly integrates into existing control systems without compromising on functionality or reliability.

    This termination unit is equipped with advanced signal processing capabilities, ensuring accurate data transmission and processing. Its robust construction withstands harsh industrial conditions, guaranteeing long-term operation with minimal maintenance requirements.

    Utilizing state-of-the-art optocoupling technology, the unit provides isolation between input and output circuits, enhancing electrical safety and preventing potential short circuits. The hot standby redundancy ensures continuous operation even during maintenance or replacement, minimizing downtime and maximizing system availability.

    The MODBUS RTU communication interface allows for easy integration with various control systems and software platforms, facilitating seamless communication and data exchange within the industrial network. This feature supports efficient monitoring and control, enabling users to optimize their operations and respond promptly to changing conditions.

    The TU921S is designed to operate within a wide temperature range from -25°C to +55°C and can withstand high relative humidity up to 95%, ensuring reliable performance in diverse geographical locations and climates. Its compact size and modular design make it suitable for installation in space-constrained environments, enhancing its versatility and adaptability.