ABB PM581‑ETH CPU Module – Product Description

Product Overview

The ABB PM581‑ETH is a high-performance PLC CPU module from the AC500 series, featuring integrated Ethernet communication. It provides real-time control for industrial automation and process systems, supporting modular expansion and flexible networking. Moreover, its robust industrial design ensures reliable operation in harsh environments, making it ideal for critical automation applications.

Key Features & Functional Highlights

• PLC CPU module with integrated 10/100 Mbps Ethernet port for networked automation.

• Part of ABB AC500 PLC family, enabling modular expansion with S500 I/O and communication modules.

• Supports IEC 61131‑3 programming standards including Ladder, Function Block, and Structured Text.

• High-performance CPU ensures deterministic real-time control for complex automation tasks.

• Compact DIN-rail design simplifies installation and system integration.

• Industrial-grade reliability ensures continuous operation in demanding factory environments.

Technical Specifications

Model: PM581‑ETH
Type: PLC CPU Module with Ethernet
System Compatibility: ABB AC500 PLC family
Processor: High-performance CPU for real-time control
Memory: Program memory 1 MB; Data memory 2 MB
Communication Interfaces: Integrated Ethernet (10/100 Mbps), RS‑232, RS‑485
Programming Standard: IEC 61131‑3 (Ladder, Function Block, Structured Text)
Expansion: Supports S500 I/O modules and communication modules
Input Voltage: 24 VDC
Power Consumption: 6–8 W typical
Operating Temperature: –25 °C to +60 °C
Storage Temperature: –40 °C to +85 °C
Humidity Range: 5% – 95% non-condensing
Dimensions (H × W × D): 130 × 50 × 115 mm
Weight: 0.35 kg
Mounting: DIN rail
Protection Class: IP20
Certifications: CE, UL, RoHS
Application Areas: Factory automation, machine control, process industries, building automation, energy systems

FAQ

Q: Which PLC series is PM581‑ETH compatible with?
It is compatible with the ABB AC500 PLC family.

Q: What communication interfaces does it provide?
The module offers Ethernet, RS‑232, and RS‑485 interfaces.

Q: What programming standards are supported?
IEC 61131‑3 languages, including Ladder, Function Block, and Structured Text.

Q: What is the operating voltage for this CPU module?
The module operates at 24 VDC.

Q: Is it suitable for harsh industrial environments?
Yes, it is designed for reliable operation in demanding factory and process automation systems.