Product Details
Description
The ABB TU847 is a redundant Module Termination Unit (MTU) for the S800 I/O system, designed to host two I/O modules for high-availability process control. With a shared terminal block for field signals, it ensures seamless operation during module failure, making it ideal for continuous chemical and power applications.
Specifications
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Manufacturer: ABB
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Model Number: TU847
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Order Number: 3BSE022462R1
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Product Type: Redundant Module Termination Unit (MTU)
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Capacity: Supports two S800 I/O modules
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Input/Output Channels: Up to 16 channels total (8 per module)
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Maximum Rated Voltage: 50V DC
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Maximum Current per Channel: 2A
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Mounting Type: Horizontal 35mm DIN rail
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Connector Type: Screw terminal blocks
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Weight: 0.55 kg
Features
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Redundancy Management: Enables dual-module configurations to protect against single points of hardware failure in the control system.
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Fault-Tolerant Operation: Supports hot-swapping, allowing maintenance personnel to replace a malfunctioning module while the redundant unit remains active.
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Streamlined Signal Routing: Provides a unified field terminal interface for both modules, reducing the complexity of redundant wiring.
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Mechanical Security: Features specific keying slots to prevent the installation of incorrect module types, ensuring voltage and signal compatibility.
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High Durability: Built with a passive internal backplane to provide maximum long-term stability in harsh industrial thermal environments.
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Efficient Cabinet Layout: Designed for horizontal mounting to optimize the organization of field cabling and bus communication within the I/O cluster.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Redundant Automation Systems: Core Architecture, Business Value, and Technical Advantages
Unplanned downtime poses a major financial threat to process manufacturing. To prevent costly interruptions, engineers deploy redundant PLC and DCS architectures that ensure continuous operation when hardware fails. This technical guide explores redundancy principles, critical system nodes, and real-world scenarios.
Preventing Emergency Stop Spurious Trips in Industrial Control Systems
Emergency Stop pushbuttons use Normally Closed contacts for fail-safe safety, but mechanical wear can cause costly spurious trips. This technical guide examines E-Stop contact failure root causes, redundant hardware setups, PLC logic monitoring, and maintenance strategies to maximize plant availability.
Why 24V DC Is the Universal Standard for Industrial Automation Power Supplies
Industrial manufacturing requires continuous uptime to prevent equipment damage. Unlike AC power, 24V DC circuits seamlessly integrate with UPS units and battery banks. During main grid failures, a 24V DC backup system instantly maintains PLC memory, instrument loops, and critical safety valves without interruption.