Product Details
Description
The PM876-1 3BDH000707R1 processor delivers the power needed for demanding process control applications. With a 32-bit architecture and 128 MB of RAM, it manages large I/O counts and complex control strategies. It supports seamless communication via Ethernet ports and high-speed ModuleBus for local S800 I/O synchronization. Designed for both redundant and non-redundant configurations, it ensures data protection and control during hardware transitions. Its industrial-grade construction ensures thermal efficiency and resistance to electromagnetic interference, making it ideal for heavy industrial environments like power plants and chemical facilities.
Specifications
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Manufacturer: ABB
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Series: AC 800M
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Model Number: PM876-1
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Order Number: 3BDH000707R1
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Product Type: PLC Processor Module
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Microprocessor: 32-bit RISC
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Onboard RAM: 128 MB
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Onboard Flash: 32 MB
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Dimensions: 186 mm x 119 mm x 135 mm
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Weight: 1.20 kg
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Interfaces: 2x RJ45 Ethernet, 2x RS-232, 1x ModuleBus
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Nominal Voltage: 24 V DC (19.2 - 30 V DC)
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Mounting: 35mm Standard DIN rail
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Protection Class: IP20
Features
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High-Tier Memory Capacity: Equipped with 128 MB of RAM to support the most extensive application programs and complex data logging requirements.
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Redundancy Capability: Fully supports high-availability redundant CPU pairs to ensure bumpless failover and zero process downtime.
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Rapid Logic Execution: Optimized for high-speed calculation of regulatory control loops and discrete logic sequences in real-time.
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Network Integrity: Built-in dual Ethernet ports facilitate redundant network topologies for secure communication between controllers and HMI stations.
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Robust I/O Interface: Features a dedicated high-speed ModuleBus for low-latency communication with both local and remote S800 I/O clusters.
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Industrial Hardening: Features a fan-less design and specialized housing to ensure reliable performance in high-interference electrical environments.
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: Ensuring Continuous Uptime in Critical Control Infrastructure
System reliability directly determines operational profitability across high stakes process industries. Modern industrial automation platforms must eliminate single points of failure to prevent catastrophic shutdowns. Deploying fault tolerant architecture safeguards complex facilities against unexpected hardware glitches, network disruptions, and maintenance outages.
Understanding Types of Noise in Electronic Circuits and Control Systems
Signal integrity directly determines measurement accuracy and loop stability across industrial automation environments. Electronic noise introduces unwanted stochastic interference into analog loops, sensor feedback lines, and digital fieldbus networks. Understanding how intrinsic electronic noise and external electromagnetic interference manifest allows control engineers to optimize signal conditioning and shield sensitive instrumentation effectively.
Why 24V DC Power Supplies Standardize Modern Industrial Automation
Industrial control cabinets worldwide rely on 24V DC as the universal power standard for field instrumentation, sensors, and controllers. Walk into any manufacturing plant, and you will find PLCs, human-machine interfaces (HMIs), and smart actuators running on extra-low voltage DC. Standardizing on 24V DC enhances operational safety, lowers cabinet footprint, and maintains steady control performance across factory networks.