Product Details
Description
The PM861K01 3BSE018105R1 processor unit is designed for mid-to-high scale process applications requiring high availability and robust data handling. With a 32-bit RISC processor and 16 MB of RAM, it manages large I/O configurations and complex control loops. The kit includes the CPU module and baseplate for DIN rail installation. It features built-in redundancy for power and communication, ensuring continuous operation during failures. Integrated Ethernet and serial ports enable seamless connectivity, while the ModuleBus interface provides high-speed synchronization for local S800 I/O clusters.
Specifications
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Manufacturer: ABB
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Country of Origin: Sweden
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Model Number: PM861K01
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Order Number: 3BSE018105R1
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Product Type: Processor Unit Kit
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Microprocessor: 32-bit RISC
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Internal RAM: 16 MB
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Flash Memory: 4 MB
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Interfaces: 2x RJ45 Ethernet, 2x RS-232, 1x ModuleBus
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Power Supply Input: 24 V DC (19.2 to 30 V DC)
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Heat Dissipation: 5 W (Typical)
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Mounting: Standard 35mm DIN rail
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Protection Rating: IP20
Features
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High Computational Performance: Powered by a 32-bit RISC architecture to deliver rapid execution of complex regulatory and discrete control strategies.
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Expanded Data Capacity: Features 16 MB of onboard RAM to support extensive application code, large data arrays, and historical trend logging.
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Redundant Network Architecture: Integrated dual Ethernet ports facilitate redundant communication paths, ensuring consistent connectivity in mission-critical environments.
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Local I/O Integration: Includes a dedicated ModuleBus port for direct, low-latency interfacing with S800 I/O modules for real-time signal processing.
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Hardware Safety Logic: Built-in mechanical keying and passive backplane interfaces protect the internal bus and ensure correct module installation.
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Versatile Protocol Support: Enables communication via MMS, Modbus TCP, and serial protocols, allowing for flexible integration with diverse industrial field devices.
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
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.
Understanding Safety Relays in Industrial Automation: Architecture, Operation, and Functional Safety
Standard electromechanical relays provide basic electrical isolation between low-voltage control circuits and high-power output loads. A traditional switching relay features a magnetic coil driving mechanical Common (COM), Normally-Open (NO), and Normally-Closed (NC) contacts. However, standard relays pose severe functional risks when deployed in critical safety interlock circuits. High current inrush or mechanical wear can weld contacts together permanently. If contact welding occurs in an emergency stop circuit, pressing the button fails to halt hazardous machinery movements. Consequently, global functional safety standards prohibit standard relays for critical machine guarding functions.