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TU921S TU16R-EX
ABB
ABB TU921S TU16R-EX is a professional Redundant Termination Unit belonging to ABB Freelance 2000 Series for industrial control and monitoring systems. It serves as a matching wiring terminal base for Freelance 2000 series I/O modules, providing redundant signal wiring, circuit distribution and reliable connection channels between field cables and plug-in I/O boards in power generation, petrochemical and industrial automation fields. This termination unit supports redundant wiring design, integrates terminal protection circuits, simplifies on-site cable arrangement, and ensures stable signal transmission between field sensors/actuators and DCS rack modules. Adopting high-strength insulating material and reinforced wiring structure, it resists dust, moisture and complex electromagnetic interference in harsh working environments. Standard rail-mounted structure facilitates cabinet wiring layout, circuit inspection and daily maintenance replacement.
Part Number | TU921S TU16R-EX |
Manufacturer | ABB |
System Compatibility | ABB Freelance 2000 Series |
Country of Origin | Sweden |
Product Condition | 100% New & Original |
Operating Temperature Range | 0℃ ~ +55℃ |
Lead Time | 2-3 business days after payment confirmation |
Warranty | 1 year |
Shipping Carriers | DHL, FedEx, UPS, TNT, EMS |
Contact:Cheryl Qi |
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ABB TU921S TU16R-EX provides reliable redundant wiring connection solutions for ABB Freelance 2000 series control systems. Stable operating performance. Optimized redundant terminal design realizes dual-channel signal backup transmission, effectively avoiding signal interruption caused by single line failure to meet long-term continuous production control demands. Strong environmental adaptability. Reinforced high-insulation housing and internal shielding structure support 24-hour continuous operation under humid, dusty and strong electromagnetic interference industrial scenarios. Excellent anti-interference capability. Built-in multi-stage filtering circuits restrain field interference and cable crosstalk, prevent signal distortion and measurement deviation of matched I/O modules. Perfect system compatibility. Standard matching interface fully matches all mainstream ABB Freelance 2000 series analog and digital I/O modules, realizing seamless docking and stable signal linkage. Convenient maintenance design. Clear terminal marking layout and quick wiring terminals simplify on-site cable arrangement, circuit troubleshooting and rapid spare parts replacement. Industrial durable reliability. Manufactured in strict accordance with ABB industrial control wiring standards, fully satisfying long-term stable operation demands of field industrial DCS systems.
Power industry. Used for redundant wiring connection of I/O modules in power plant ABB Freelance 2000 control cabinet equipment. Petrochemical industry. Applied as field cable termination base for DCS I/O modules of large refining and chemical production facilities equipped with ABB Freelance 2000 control system. Industrial automation. Suitable for redundant signal wiring of automatic production line ABB Freelance 2000 control systems. Energy equipment control. Acts as core redundant wiring component to ensure safe and stable operation of key power, oil and gas energy facilities with ABB Freelance 2000 configuration. Factory process control. Cooperates with various ABB Freelance 2000 analog input, digital output and communication modules to build complete and stable industrial control network.
ABB TU921S TU16R-EX conforms to international industrial control safety and quality standards. It passes EMC electromagnetic compatibility test and industrial performance certification, and complies with RoHS environmental protection regulations as well as power and petrochemical industry application specifications. All Redundant Termination Units are 100% New & Original parts. Each product undergoes strict wiring continuity and insulation testing before delivery, equipped with anti-collision shockproof packaging and one-year global warranty service.
Get the ABB TU921S TU16R-EX with fast worldwide delivery — in‑stock units ship within 2‑3 business days of payment confirmation.
• Email: chen@htechplc.com
• WhatsApp / Phone: +86-181-5013-7565
• Shipping carriers: DHL, FedEx, UPS, TNT
Why buy from us:
• 100% new and genuine industrial Redundant Termination Units
• Every product tested before shipment
• Professional anti-static packaging
• One‑year warranty on all units
• Free online quotes and 24/7 technical support
• Competitive pricing with fast global delivery