ABB PM583-ETH – Mid-range AC500 CPU with integrated Ethernet for reliable machine and plant control

The ABB PM583-ETH is a solid choice when you need a capable AC500 CPU with built-in Ethernet for Modbus TCP networking, fast programming, and easy integration with third-party devices. From my experience, this model fits well in small to medium machines, packaging lines, utilities skids, and process islands where deterministic control and straightforward Ethernet connectivity matter more than exotic fieldbus features. You might notice that it pairs naturally with ABB S500 I/O, so scaling channels or mixing digital/analog signals stays simple as your system grows.

Company’s Order Placement Process and Guarantees

• Warranty period: 365 days
• Delivery time: typically 1 week for in-stock items; no more than one month at the latest
• Payment: 50% advance payment, full payment before delivery
• Express delivery methods: FedEx, UPS, DHL

Key Features

• Integrated Ethernet (RJ45, 10/100Base‑T) – Typically used for programming, HMI, and Modbus TCP communication without extra modules.
• Modbus TCP/RTU support – In many cases you can run Modbus TCP on Ethernet and Modbus RTU/ASCII on serial lines for drives, meters, or remote blocks.
• Compact AC500 architecture – No onboard I/O on the CPU; simply add S500 digital/analog modules to the right as needed.
• Deterministic task handling – Suits machine control where repeatable cycle times and predictable execution are required.
• Engineering with Automation Builder – IEC 61131‑3 languages (ladder, FBD, ST, etc.) help teams standardize across projects.
• Service-friendly design – Typically includes a service/programming port and removable memory support for backup/restore.
• DIN-rail mounting – Fits standard control cabinets; IP20 housing for protected enclosures.

Technical Specifications

Typical applications I see for PM583-ETH include compact machines with an HMI over Ethernet, utility booster skids reporting to SCADA via Modbus TCP, and packaging cells where you need a dependable PLC but want to keep cabinet depth and wiring tidy. One thing I appreciate is how quickly it connects to drives, meters, and remote I/O blocks that already speak Modbus.

Related or Supporting Products

• ABB PM573-ETH – Similar architecture but typically lower performance; good for smaller control tasks.
• ABB PM595 – High‑end AC500 CPU with more memory and faster processing for larger systems.
• ABB PM556-ETH (AC500‑eCo) – Cost‑effective CPU for basic applications where reduced footprint and budget are priorities.
• S500 I/O modules (e.g., DI524, DO524, AI523, AO523) – Digital/analog expansion modules to tailor the channel mix.
• Industrial managed Ethernet switch – For segregating PLC, HMI, and SCADA traffic and improving diagnostics on larger cells.
• 24 V DC power supply (industrial) – Stable DC source sized with adequate headroom for the CPU and I/O load.

Installation & Maintenance

• Cabinet & ventilation – Install on DIN rail inside an IP20 or better enclosure. Keep typical 50 mm clearance above/below for airflow; avoid heat sources.
• Power wiring – 24 V DC supply with proper grounding. Use ferrules and segregate power, signal, and Ethernet to reduce noise.
• Networking – Shielded CAT5e/6 for the Ethernet port in industrial environments. Assign static IPs for PLC/HMI; document addressing.
• Serial lines – When using RS‑485, follow multi‑drop rules, termination, and biasing. Keep cable shields grounded at one end to limit loops.
• I/O expansion – Add S500 modules to the right of the CPU. Lock modules firmly and verify terminal coding to avoid mis‑wiring.
• Routine maintenance – Back up the application to removable memory and engineering PC. Periodically clean venting, check connector torque, and review diagnostic logs.
• Firmware & software – Keep CPU firmware and Automation Builder at compatible versions. Plan updates during scheduled downtime.
• ESD & safety – Handle modules with ESD care; de‑energize before adding/removing I/O or connectors.

Quality & Certifications

• CE compliant, RoHS compliant
• UL/cUL listings for control equipment (typical for AC500 family)
• Manufactured under ISO 9001 quality systems
• Manufacturer warranty: typically 12 months; our coverage: 365 days as stated above

If you’re upgrading legacy serial networks to Ethernet, PM583-ETH tends to be an easy drop‑in thanks to Modbus TCP plus the option to keep Modbus RTU on one of the serial ports. One customer running a compact packaging station mentioned they shaved commissioning time because the HMI and PLC sat on the same Ethernet segment and diagnostics were immediately visible.