ABB 1SAP150100R0170(PM591-ETH)high-performance CPU module
May 29, 2026

ABB 1SAP150100R0170(PM591-ETH)high-performance CPU module

1SAP150100R0170 is the PM591-ETH, a high-performance CPU module in ABB’s AC500 PLC series. It is designed for industrial automation systems requiring Ethernet-based communication and complex control logic. Equipped with a 32-bit RISC processor, 4 MB program Flash, and 2 MB data RAM, it provides one 10/100 Mbps Ethernet port, dual RS232/RS485 serial ports, an FBP expansion slot, and an SD card slot. It supports Modbus TCP, Ethernet/IP, and web server functions, suitable for factory automation, process control, and networked systems.

Description

Product Introduction

1SAP150100R0170 is the PM591-ETH, a high-performance CPU module in ABB’s AC500 PLC series. It is designed for industrial automation systems requiring Ethernet-based communication and complex control logic. Equipped with a 32-bit RISC processor, 4 MB program Flash, and 2 MB data RAM, it provides one 10/100 Mbps Ethernet port, dual RS232/RS485 serial ports, an FBP expansion slot, and an SD card slot. It supports Modbus TCP, Ethernet/IP, and web server functions, suitable for factory automation, process control, and networked systems.

Model Explanation

  • 1SAP150100R0170: Full ABB order/part number.

  • PM591-ETH: High-end AC500 CPU with single Ethernet interface.

  • 150100: PM591 base platform; R0170: hardware revision.

  • Differentiated from PM591(dual Ethernet, R0100)and PM591-ARCNET(ARCNET, R0160).

Technical Parameters

  • Power Supply: 24 V DC(20.4–28.8 V DC), reverse-polarity protection, ~18 W consumption.

  • Memory: 4096 kB program Flash, 2048 kB data RAM, 512 kB battery-backed RAM.

  • Processor: 32-bit RISC, 266 MHz clock speed.

  • Execution Speed: Bit 0.02 μs, word 0.04 μs, floating-point 0.4 μs.

  • Operating Temperature: -20 °C to +60 °C; storage: −40 °C to +70 °C.

  • Protection Class: IP20; certifications: CE, cULus, RoHS.

  • Dimensions: 62 × 76 × 67.5 mm; weight: ~0.14 kg.

  • Real-Time Clock: Integrated, battery-backed.

Interface & Communication

  • Ethernet: 1 × 10/100 Mbps(TCP/IP, Modbus TCP, Ethernet/IP, web server, SNTP).

  • Serial Ports: 2 × RS232/RS485(configurable), support Modbus RTU, ASCII.

  • FBP Bus: 1 slot for Profibus DP, CANopen expansion.

  • SD Card Slot: Program backup/restore, firmware updates, data logging.

  • Local HMI: 1-line LCD + 8 function keys for on-site operation.

  • I/O Capacity: Up to 384 DI, 288 DO, 192 AI, 192 AO.

Core Functions

  • High-speed 32-bit RISC processing handles complex logic, motion, and process control.

  • Single Ethernet port supports standard industrial Ethernet protocols for seamless integration with HMI, SCADA, and drives.

  • Dual serial ports and FBP expansion provide flexible fieldbus connectivity.

  • Hot-swap I/O support and battery-backed RAM minimize downtime and data loss.

  • Local LCD/keypad allows on-site commissioning without a PC.

  • SD card simplifies backups, upgrades, and data logging.

Application Scenarios

  • Factory automation: Production lines, robotics, and machinery requiring Ethernet communication.

  • Process industries: Water treatment, chemical, pharmaceutical, and food & beverage with distributed control.

  • Industrial networking: Systems needing standard Ethernet connectivity(e.g., building automation, energy management).

  • Intelligent buildings: HVAC, lighting, and security management with centralized network control.

  • High-reliability systems: Applications requiring robust communication and minimal downtime.

Usage & Maintenance

  • Mount on TH35-15 DIN rail; connect 24 V DC with correct polarity.

  • Install TB511 terminal base and I/O modules; wire Ethernet, serial, FBP, and I/O cables per specs.

  • Configure and download programs via ABB Automation Builder.

  • Keep environment clean/dry/ventilated; inspect terminals quarterly.

  • Back up programs via SD card; replace RTC battery every 3–5 years.

  • Annual function tests; disconnect power before service.


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