ABB GJR5253000R0270 Central Unit

Overview: 07KT97 GJR5253000R0270 is a controller designed specifically for industrial applications launched by ABB, belonging to the AC 31 series. It features high reliability and performance, equipped with advanced control algorithms and flexible configuration options. Adopting a robust structure suitable for industrial environments, it can meet various industrial automation needs such as manufacturing, process control, and automation systems, enabling users to efficiently monitor and manage various processes.

Working Principle: This controller is based on the principle of Programmable Logic Controller (PLC). Users store the control program that expresses the requirements of the production process in the user program memory of the controller in advance. During operation, the Central Processing Unit (CPU) executes program instructions sequentially from the starting step according to the address indicated by the program counter, completing operations such as logical operations, sequence control, timing, counting, and arithmetic operations. It controls various machinery or production processes through digital input and output operations, and cyclically scans and executes the program to realize the control of industrial processes.

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• Power Supply: 24V DC.

• Storage Capacity: Both user data memory and user program memory are 1000KB, with memory types including flash EPROM, etc.

• I/O Interfaces: Supports 24 24V DC digital inputs and 16 24V DC digital outputs; 8 analog input channels, which can receive various signals such as 0 - +5V, -5 - +5V, with 12-bit precision; 4 analog output channels, outputting signals of -10 - +10V or 0 - 20mA, with 12-bit precision.

• Communication Interfaces: Equipped with an Ethernet TCP/IP interface and 2 RS232 serial ports, which can act as Modbus master or slave.

• Operating Temperature: 0 - +55℃ during operation, -25 - +75℃ during storage.

• Others: Supports a hardware counter input frequency of 50kHz; the execution speed of 1000 instructions (65% logic, 35% word) is 0.07ms; has a real-time clock; protection rating up to IP20; net weight of the product is approximately 1.62kg.

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• High Reliability: Adopts a durable and robust design, capable of maintaining long-term reliable operation in harsh industrial environments, suitable for use in high-temperature, vibration, and other environments.

• Flexible Programming: Uses AC 1131 programming software, and can configure and parameterize fieldbus modules through engineering tools such as Control Builder F, supporting GSD files or FDT/DTM, etc., facilitating the integration of PROFIBUS slaves and other devices.

• Strong Communication Capability: Equipped with Ethernet interface and RS232 serial port, supports multiple communication protocols such as MODBUS, and can seamlessly integrate with other systems and devices to achieve fast data transmission and interaction.

• Flexible Configuration: The AC 800F controller adopts a modular structure, and various modules can be placed on the backplane according to applications. One controller can operate 5 I/O racks, with a total of approximately 1000 I/Os. The I/O rack can be installed with connection modules, connecting up to 9 I/O modules, and can be installed independently, with a maximum distance of 400 meters from the AC 800F.

• Efficient Data Processing: Has a large capacity of user data and program memory, can quickly process large amounts of data, and can meet the data storage and operation needs in complex industrial control scenarios.