1SAP150100R0100
May 19, 2026

1SAP150100R0100

1SAP150100R0100 (ABB PM591 4MB CPU) Brand ABB, a well-known brand in industrial automation from Switzerland, part of the ABB Group Model number Complete material number: 1SAP150100R0100. Commonly abbreviated as PM591, PM591-AC500, or AC500 Midi CPU. Category PLC central processing unit module, belonging to the ABB AC500 medium-sized programmable controller Alternative names PM591 4MB CPU, AC500 PM591 controller

Description

Basic Information

Equipped with the AC500 V2 medium-sized PLC platform, it is equipped with 4MB program memory and 3.5MB data memory. The working power supply is 24VDC with a voltage fluctuation range of plus or minus 20%. It adopts standard industrial module size. The overall weight is approximately 0.3 kilograms. The product is produced in the ABB automation production base in Germany and Sweden. The product enjoys a twelve-month original factory warranty service.

Function and Positioning

It belongs to the mid-range main CPU of the AC500 series, suitable for small to medium-sized to medium-sized and large-scale automation projects. It takes into account both operational performance and usage cost, and can achieve logic control, process control, and simple motion positioning control. It integrates two RS232 and RS485 communication interfaces to meet the requirements of program writing, debugging, ModbusRTU and CS31 communication use. It reserves FBP fieldbus expansion interface, which can expand various mainstream industrial communication protocols. It comes with an SD card slot to complete program backup, data recording, and firmware upgrade. It is paired with a backlit liquid crystal display and physical buttons, supporting on-site local data viewing, parameter setting, and equipment fault troubleshooting.

Core Performance Parameters

The program storage memory is 4MB flash memory, the running data memory is 3.5MB running memory. The basic bit instruction operation speed can reach 0.05 microseconds. It is equipped with a floating-point operation processor to ensure the efficiency of complex operations. It comes with two sets of independent communication ports. The terminal interface supports various serial communication protocols. The DB9 interface is compatible with equipment programming and debugging. The bus expansion slot can be connected with various high-speed communication modules. The overall supports a total of 1024 points of IO expansion locally and remotely. The dedicated programming software complies with international industrial control programming standards and supports the writing of control programs in multiple mainstream programming languages.

General Adaptable Accessories

It can be used in combination with the S500 series full range of digital and analog input/output modules, suitable for various industrial bus communication expansion modules. It is paired with a dedicated function base plate and industrial installation guide rail to complete equipment assembly. It supports the conventional FAT32 format memory card for data storage. It is paired with dedicated communication programming cables to complete the data connection and debugging between the computer and the controller.

Applicable Equipment Fields

It is widely used in water treatment environmental protection engineering, photovoltaic wind power small power stations, food and beverage packaging machinery, heating, ventilation, air conditioning, building automation, general mechanical equipment, automotive parts manufacturing, etc. It can be used for automated production lines, packaging equipment, injection molding machinery, pumping stations, sewage treatment control systems, new energy units control, and building overall automation system construction.


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