PLCs, Power Supplies & Others

The ABB 07 KT 97 R0276 (07KT97 GJR5253000R0276) is a highly reliable and powerful basic unit that serves as the core controller in industrial automation systems. Specifically, it handles demanding applications. The unit supports a wide range of digital and analog inputs and outputs, advanced communication protocols, and robust data management features. Furthermore, its built-in Ethernet and ARCNET interfaces ensure easy integration into modern industrial networks. Consequently, the system maintains consistent performance and seamless data exchange.

Key Features

• User Program Capacity: 480 kB
• User Data Storage: 256 kB Flash EPROM
• Digital Inputs: 24 channels, isolated in 3 groups of 8
• Digital Outputs: 16 channels, isolated in 2 groups of 8 (transistor outputs, 500 mA each)
• Configurable Digital I/O: 8 channels, fully isolated
• Analog Inputs: 8 channels supporting voltage, current, or RTD signals
• Analog Outputs: 4 configurable channels for voltage or current output
• High-Speed Counter: Integrated, up to 50 kHz
• Real-Time Clock: Integrated with 1-second resolution
• SmartMedia Card Slot: For system and user program backup
• LED Indicators: Clear visual feedback for system status and errors

Communication Interfaces

• Ethernet & ARCNET: Enable flexible network integration and remote communication.
• Serial Ports (COM1 & COM2): Support MODBUS and test/programming functions.
• Parallel Interface: Allows connection with dedicated communication processors.
• System Bus (CS31): Supports large-scale expansion with up to 992 digital and 224 analog channels.

Memory and Processing

• Flash EPROM: 512 kB total (480 kB for program/configuration)
• RAM: 2 MB for online programming and variable storage
• Backup: Lithium battery (07 LE 90) provides up to 5 years of retention at 25°C

Performance and Software Functions

• Operating Modes: 7 selectable modes for various control tasks
• Timers: Up to 80 active timers with 1 ms to 24.8-day range
• Counters: Flexible up/down counting supported
• Flag Areas: 8192 bit, 8192 word, and 1024 double-word flags
• Step Chains: Supports up to 256 logic sequences
• Constants: 1440 KW constants and 384 KD constants for flexible programming

Power and Wiring

• Supply Voltage: 24 VDC
• Current Consumption: Max. 0.35 A
• Protection: Built-in reverse polarity protection
• Wiring: Screw-type removable terminals
• Cable Lengths:
  • Digital Inputs: 600 m (unshielded), 1000 m (shielded)
  • Digital Outputs: 400 m (depends on voltage drop)

Environmental Conditions

• Operating Temperature: 0°C to +60°C
• Storage Temperature: -40°C to +70°C
• Protection Class: IP20 housing

Ordering Information

• Model: GJR5253000R0276
• Product Name: 07 KT 97 R0276 Basic Unit (+ Ethernet + ARCNET)
• Expansion: Supports up to 31 remote CS31 modules for scalable system design.

Details