07 KT 95 ABB AC31 Control Unit - GJR5252800R0200 PLC Module

07 KT 95 ABB AC31 Central Control Unit (GJR5252800R0200)

The 07 KT 95 is a high-performance central processing unit within the ABB AC31 automation family, identified by part number GJR5252800R0200. Designed for complex multitasking environments, this controller delivers a rapid execution speed of 0.3 ms per 1 kB of program code. The 07 KT 95 integrates both digital and analogue I/O directly on-board, supporting the CS 31 field bus for expanded decentralized control. It is an ideal solution for upgrading legacy systems or maintaining high-availability industrial logic applications.

Computational & Memory Architecture

• Processor Performance: 0.22 ms cycle time for 1 Kbyte (65% binary / 35% word processing)
• Program Storage: 480 kByte Flash EPROM and RAM for robust logic handling
• Memory Expansion: Integrated Smart Media Card (Flash) slot for data storage and program reloading
• Data Registers: 8192 bits, 8192 words (16-bit), and 1024 double words (32-bit)
• Variable Capacity: 256 k total variables including 16 k RETAIN variables for power-loss recovery
• Mathematical Capability: Supports 32-bit arithmetic and advanced Floating Point Arithmetic

Integrated I/O & Bus Interface

• On-board Digital: 12 Digital Inputs / 8 Digital Outputs (DC 24V)
• On-board Analogue: 4 Analogue Inputs / 2 Analogue Outputs (Non-configurable for Pt100/20 mA)
• System Expansion: Scalable up to 1012 Digital I/O and 228 Analogue Inputs via CS 31 Bus
• High-Speed Processing: 1 to 2 Fast Counters supporting various modes up to 50 kHz
• Control Logic: Support for up to 20 concurrent tasks and 256 sequencers
• Industrial Protocols: Built-in support for MODBUS®, ASCII communication, and PI/PID controllers

Global PLC Spare HUB's Insight & Application

• Review & Insight: The 07 KT 95 is prized for its "All-in-One" design. Unlike modular PLCs that require multiple cards for basic tasks, this unit handles complex PID loops and high-speed counting within a single compact footprint.
• Diagnostic Capability: The unit features a real-time clock and exchangeable battery-backed data buffering, allowing for precise timestamping of faults and system status recovery.
• Ideal Equipment: Perfect for textile machinery, packaging lines, and centralized HVAC control where multitasking execution is critical.
• Security: Password protection for the user program ensures intellectual property safety in sensitive manufacturing environments.
• Installation: Flexible mounting options for DIN rail or direct screw mounting in high-vibration areas using withdrawable screw terminals.

ABB AC31 Series Technical FAQ

• Does the 07 KT 95 support Pt100 RTD sensors directly? No, this specific model does not support Pt100 or 20 mA signals; external transducers or specific expansion modules are required.
• What programming system is required for this controller? The hardware is designed for use with the 907AC1131 programming system for multitasking configuration.
• How do I manage program updates without a direct PC connection? The Smart Media Card slot allows for convenient program reloading and field data storage updates directly on the hardware.
• Is the internal data protected during a total power outage? Yes, the unit features an exchangeable battery for data buffering and includes 16 k RETAIN variables to preserve critical states.
• Selection Guide: When should I choose the 07 KT 95 over smaller units? Opt for this model when your application requires more than 400kB of memory or requires multiple time-controlled tasks.

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