Description
ABB PM595-4ETH-F – High‑performance AC500 CPU with quad Ethernet for fast, connected control
The ABB PM595-4ETH-F sits at the top of the AC500 family, designed for demanding machine and process applications where deterministic control, network flexibility, and long service life matter. One thing I appreciate is the integrated 4‑port Ethernet switch—it’s handy when you need to separate HMI/SCADA traffic from I/O networks or add vision, drives, and safety gateways without extra switches. From my experience, this model is a solid fit for high‑speed packaging lines, modular conveyor systems, water and wastewater plants, and brownfield upgrades that need more Ethernet ports without expanding the control cabinet footprint.
Company’s Order Placement Process and Guarantees
- Warranty period: 365 days
- Delivery time: typically 1 week if in stock; no more than one month at the latest
- Payment terms: 50% advance payment; full payment prior to delivery
- Express delivery methods: FedEx, UPS, DHL
- Each unit is function-checked and securely packed; test reports available on request
Key Features
- Quad 10/100 Mbps Ethernet (RJ45) on the CPU – Integrates a small managed-like switch for easy machine segmentation and device expansion, typically reducing the need for external switches.
- Open protocol flexibility – Modbus TCP is commonly used out of the box; PROFINET, EtherNet/IP and other fieldbuses can be added via ABB communication modules for multi-vendor environments.
- High-performance AC500 platform – Suited for complex motion, high I/O counts, and fast cyclic tasks that mid-range PLCs often struggle with.
- Scalable I/O system – No onboard I/O; pair with S500 I/O slices to match your exact signal mix and keep cabinets compact.
- Engineering with Automation Builder (CODESYS‑based) – Speeds up commissioning with reusable libraries, online diagnostics, and structured project handling.
- Industrial hardening – 24 VDC supply and a wide operating temperature range that, in most cases, covers typical shop-floor conditions.
Technical Specifications
| Brand / Model | ABB AC500 – PM595-4ETH-F |
| HS Code | 8537.10 (Programmable controllers / panels for a voltage ≤ 1000 V) |
| Power Requirements | 24 VDC nominal (typically 19.2–28.8 VDC) |
| Operating Temperature | Typically −25 °C to +55 °C (industrial ambient) |
| Communication Interfaces | 4 × RJ45 Ethernet 10/100 Mbps (integrated switch); additional fieldbuses available via expansion modules |
| Signal I/O Types | No onboard I/O; supports S500 local/remote digital and analog modules |
| Installation Method | DIN‑rail mounting; IP20 control cabinet installation |
Related and Supporting Products
- PM595-ETH – Same high-end CPU with fewer integrated Ethernet ports; suitable when a plant switch handles distribution.
- PM591-ETH – Performance CPU for medium-size systems; typically lower memory and cycle performance than PM595.
- PM583-ETH – Compact, cost-focused CPU for standard machines with moderate I/O and cycle requirements.
- CM592-DP – PROFIBUS DP communication module for legacy drives, remote I/O, and gateway connectivity.
- CM579-PNIO – PROFINET IO controller/device module to integrate drives, I/O islands, and safety PLCs on PROFINET networks.
- CP600 HMI Panels – Operator panels (7–15 inch range) that pair neatly with AC500 for unified engineering and diagnostics.
- S500 I/O modules – Digital/analog slices to tailor signal counts; choose only what each machine section needs.
Installation & Maintenance
- Cabinet & mounting – Mount on DIN rail in an IP20 enclosure. Allow ventilation above/below the CPU; avoid heat sources. In many cases, 45–60 mm free space is sufficient for airflow.
- Power & grounding – Supply clean 24 VDC with proper buffering or UPS for ride-through. Bond the cabinet to PE; use star grounding for shields to reduce noise.
- Networking – Use industrial Cat5e/Cat6 with shielded RJ45. Segment traffic (HMI, drives, cameras) across the four ports to keep scan times stable. You might notice simpler troubleshooting thanks to the built-in switch.
- Wiring & I/O – Route low-voltage signals away from VFD cables. For S500 I/O, keep consistent 0V references and label each slice—seems basic, but it saves hours later.
- Firmware & backups – Keep firmware aligned with your Automation Builder version. Schedule routine backups of the PLC application and data to SD/engineering laptop.
- Routine care – Quarterly: check terminal tightness, clean dust with dry air, verify cabinet fans/filters, and review diagnostics logs for early warnings.
- ESD & safety – Power down and discharge before module changes. Observe ESD handling when swapping I/O slices or communication modules.
Quality & Certifications
- CE compliant; RoHS conform
- cULus approvals are typical for AC500 series CPUs
- Manufacturer grade, designed for continuous industrial duty
- Covered by a 365‑day warranty from our side; extended service options available






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