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      TU891 3BSC840157R1

      Module Termination Unit

      Product Information

      Product Describe

      The TU891 MTU has gray terminals for

      field signals and process voltage connections.

      The maximum rated voltage is 50 V and

      maximum rated current is 2 A per channel,

      but these are primarily constrained to specific

      values by the design of the I/O modules

      for their certified application.

      • Manufacturer:
        ABB
      • Product Category:
        DCS System
      • Spare Part Number:
        3BSC840157R1
      • Estimated shipping dimensions:
        7.6x7.6x20.3cm
      • Weight:
        0.2 kg
      • Tariff Code:
        8537101190
      • Country of origin:
        SWEDEN
      • Place of shipment:
        Xiamen, Fujian, China
      • Channels:
        8 Channels
      • Voltage:
        24 V
      • Mounting:
        Horizontal
      • Maximum current per I/O channel:
        2 A
      • Dielectric test voltage:
        500 V a.c.
      • Temperature, Operating:
        0 to +55 °C (+32 to +131 °F) (Storage -40 to +70 °C) (-40 to +158 °F), RH=5 to 95 % non-condensing
      • Protection class:
        IP20 according to IEC 60529
      • Pollution degree:
        Degree 2, IEC 60664-1
      • Stock:
        40

      • Factory New

        These are new and current items that are procured from the manufacturer.

      • New In Opened Package

        These parts are new. They have not been used, but their original packaging has been opened or the packaging is significantly aged.

      • Reliable Industrial Automation Component Suppliers

        In the rapidly evolving field of industrial automation, the need for reliable and cost-effective equipment has never been more critical.

      More Information

      By purchasing this item, you agree to the Terms & Conditions
      Moore Automated is NOT an authorized distributor of ABB
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      1-year warranty

      All our products come with a 1-year warranty for your peace of mind.

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      Moore Automated is not an authorized distributor, reseller or representative of the products featured on this website.
      All product names, trademarks, brands and logos used on this site are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder.
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      • Order Online:
        We have been working hard to update our inventory.

        If we have stock or parts available for new factory purchases, you can contact the order online. If we do not currently have an inventory, the displayed quantity will show “Ask”. Please create an online quote or contact us by phone, fax or email to check availability.
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          FAQ

          • How does TU891 3BSC840157R1 function as a high-density termination platform to ensure deterministic and loss-free signal transfer within the ABB Advant S800 I/O system?
            TU891 3BSC840157R1 provides a mechanically precise and electrically stable termination interface that enables reliable routing of multiple field signals while maintaining consistent electrical characteristics across all connected channels.
          • In what ways does TU891 3BSC840157R1 optimize signal integrity and contact reliability under continuous industrial duty cycles?
            By employing robust terminal metallurgy, optimized clamping force, and vibration-resistant construction, TU891 3BSC840157R1 minimizes contact resistance drift and ensures long-term signal stability in demanding process environments.
          • Why is TU891 3BSC840157R1 particularly advantageous for compact I/O installations requiring high channel density and orderly field wiring?
            TU891 3BSC840157R1 supports high-density termination within a compact form factor, allowing efficient use of cabinet space while preserving clear channel segregation and structured wiring practices.
          • What design attributes of TU891 3BSC840157R1 contribute to enhanced operational safety and wiring robustness in harsh industrial environments?
            TU891 3BSC840157R1 incorporates durable insulation materials, secure wire retention mechanisms, and clear terminal labeling, reducing the likelihood of wiring faults, accidental shorts, or misconnections.
          • In what manner does TU891 3BSC840157R1 streamline commissioning, wiring verification, and system validation procedures?
            Through logical terminal layout and compatibility with standard S800 installation conventions, TU891 3BSC840157R1 simplifies continuity checks, reduces wiring errors, and accelerates system validation.
          • What differentiates TU891 3BSC840157R1 from generic termination solutions in terms of lifecycle performance and system transparency?
            Unlike non-platform-specific termination units, TU891 3BSC840157R1 offers platform-optimized design, traceable wiring structure, and consistent system documentation, enhancing long-term reliability and maintainability.
          • How does TU891 3BSC840157R1 contribute to scalable automation architectures and future-ready control system expansion?
            By supporting standardized, modular termination practices, TU891 3BSC840157R1 enables straightforward I/O expansion and reconfiguration, ensuring that automation infrastructures remain adaptable to evolving process requirements.

          More Product

          Product Applications
          • 1.Automated equipment is widely used in assembly, inspection, handling, and packaging processes.
          • 2.It can improve production efficiency and product consistency.
          • 3.At the same time, it reduces labor costs and enhances operational safety.
          Specification Value
          Specification Value
          Materials Carbon steel, stainless steel, aluminum alloy, and engineering plastics, etc.
          HS CODE 8537101190
          Port of Shipment Xiamen, Fujian, China
          Control System PLC/DCS control, supports HMI and industrial Ethernet communication
          Protection Class IP54 / IP65 (customizable)
          Installation Floor-standing, wall-mounted, or modular installation
          Delivery and payment
          Delivery arrangements for automation equipment orders will depend on production cycles and project requirements. We accept TT payment, or as per customer requirements. Payment typically includes an advance payment and the balance due before shipment. All arrangements are strictly executed according to the contract to ensure successful order completion.

          • 20 Years of Excellence in Industrial Automation Supply

            For over 20 years, Moore Automated has been a trusted leader in the industrial automation supply industry. As a dependable automation parts supplier, we’ve expanded our product lines, grown a global customer base, and earned repeated recognition as a Most Trusted and Reliable Supplier Award.

            Our long-standing success reflects our commitment to quality, reliability, and customer satisfaction. Whether you’re sourcing hard-to-find components or need expert repairs, Moore Automated stands out among industrial automation parts suppliers for our experience, service, and unbeatable 1-year warranty.

          • Unbeatable 1-Year Warranty on Industrial Automation Parts

            When it comes to industrial automation supply, Moore Automated leads the way with exceptional quality and reliability. All of our PLC, DCS spare parts and repair services are backed by an unbeatable 1-year warranty, giving you the confidence you deserve when choosing an automation parts supplier.

            As one of the most trusted industrial automation parts suppliers, we understand the importance of dependable performance. That’s why we go beyond industry standards—offering a 1-year warranty that outperforms typical coverage. Whether you’re replacing obsolete components or maintaining critical systems, Moore Automated provides the high-quality parts and expert repairs you need.


            Choose Moore Automated

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            Downtime can cost you time and money—Moore Automated is here to help. As a reliable automation parts supplier, we offer emergency shipping to get critical components to you fast and minimize disruptions.

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