Product Details
Description
The TU842 module termination unit supports redundant 24 V DC output modules like the DO840, ensuring continuous actuator control during faults or module replacement. It features shared field wiring, isolated power groups, and hot-swap capability, ideal for high-uptime, safety-critical applications in energy, water, and chemical industries.
Specifications
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Manufacturer: ABB
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Country of Origin: Estonia / Sweden
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Model Number: TU842
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Order Number: 3BSE020850R1
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Product Series: S800 I/O
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Mounting Type: Dual-slot for redundancy
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Rated Voltage: 24 V DC
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Maximum Current: 8 A per unit
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Process Connections: 16 channels (Group isolated)
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Approximate Weight: 0.55 kg
Features
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Redundancy Support: Dual-module mounting capability eliminates single points of failure for critical output loops.
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Seamless Field Wiring: Consolidates wiring for 16 channels into a single, organized terminal block for both primary and backup modules.
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Hot-Swap Performance: Internal circuitry allows for the extraction and insertion of I/O modules while the station remains under power.
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Mechanical Security: Includes individual mechanical keying for each slot to prevent the installation of incorrect module types.
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Enhanced Protection: Built-in fuse points and isolation barriers protect the ModuleBus from field-side electrical disturbances.
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
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Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
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