Product Details
Description
The TU818 3BSE069209R1 is designed for space-constrained industrial control applications, offering high-density signal management. It features a 25-pin D-sub connector for field signal interfacing and supports pre-terminated cables, reducing installation time and errors. As a passive component, it maximizes Mean Time Between Failures (MTBF) for long-term reliability. The unit supports hot-swapping of S800 I/O modules without disrupting field cables or system power. Its mechanical keying prevents incorrect module installation, safeguarding the hardware from electrical damage.
Specifications
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Manufacturer: ABB
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Country of Origin: Sweden
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Model Number: TU818
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Order Number: 3BSE069209R1
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Product Type: Compact Module Termination Unit (MTU)
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Weight: 0.16 kg
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Field Interface: 25-pin D-sub (Male)
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Signal Channels: Up to 8 or 16 channels depending on the mounted module
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Maximum Rated Voltage: 50 V DC
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Maximum Rated Current: 2 A per terminal
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Mounting Configuration: 35mm standard DIN rail
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Ingress Protection: IP20
Features
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High-Density Connectivity: Utilizes a 25-pin D-sub interface to consolidate multiple signal channels into a single, secure connector for streamlined cabinet organization.
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Passive Signal Path: Designed as a non-electronic terminal base to eliminate internal component failure risks and provide a transparent electrical path.
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Hot-Swap Maintenance: Fully supports the replacement and insertion of I/O modules while the station is under power, ensuring maximum process availability.
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Mechanical Coding Pins: Features integrated physical safety keying to prevent the seating of incorrect module types, ensuring secure configuration.
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Space-Optimized Footprint: Slim vertical profile allows for maximum utilization of DIN rail space in dense distributed control system (DCS) enclosures.
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Pre-Fabricated Cable Support: Enables rapid commissioning through standardized cabling solutions, improving efficiency during large-scale system deployments.
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
Why Programmable Logic Controllers Drop into Stop Mode: An Expert Analysis
Industrial automation systems rely heavily on Programmable Logic Controllers (PLCs) to maintain uninterrupted production. When a PLC unexpectedly shifts from Run to Stop mode, whole manufacturing lines stall.
As control systems evolve across modern factory automation, understanding the root causes of these interruptions helps engineers minimize costly downtime. This technical guide breaks down why PLCs trip into Stop mode and provides practical strategies to mitigate system faults.
Understanding Root Causes of Unplanned PLC Stop Mode in Industrial Automation
Modern Programmable Logic Controllers manage execution through distinct operational states: Run, Stop, Start-Up, and Hold. During power-up, a controller initializes memory registers within Stop mode before briefly transitioning to Start-Up mode. During this phase, internal self-diagnostics evaluate system integrity across hardware and user programs. If the controller detects no critical faults, it enters Run mode to execute the control program continuously. However, any severe system anomaly forces the CPU back into Stop mode immediately to prevent erratic machine behavior across the plant floor.
Human-Machine Interface Design: Essential Guide to HMI Selection, Visualization, and Control System Integration
Human-Machine Interfaces (HMIs) serve as the primary operational window into complex industrial automation systems. Modern HMIs convert raw machine data into clear graphical displays, enabling operators to oversee entire manufacturing processes in real time. Instead of relying on physical control panels full of hardwired switches, engineers program interactive screens using intuitive graphics, dynamic color coding, and responsive touch interfaces. Over my 15 years in control systems engineering, I have observed HMIs transform from basic display screens into sophisticated command centers that drive operational efficiency across DCS and PLC environments.