Technical Specifications
| Parameter Name | Value |
|---|---|
| Product Model | 07KT98 |
| Order/Spare Number | GJR5253100R0278 |
| Alias | WT98 |
| Manufacturer | ABB |
| Product Series | ABB Advant Controller 31 (AC31) / Advant OCS |
| Product Type | High-Performance PLC CPU / Basic Unit |
| Processor | 32-bit RISC Architecture |
| Processing Speed | 0.07 ms per 1K program instructions |
| User Program Memory | 1 MB |
| Data Memory (RAM) | 1 MB |
| Digital Inputs (On-board) | 24 Channels (24 VDC) |
| Digital Outputs (On-board) | 16 Channels (24 VDC, 0.5 A/point) |
| Analog Inputs (On-board) | 8 Channels (Configurable: V/I/Pt100/Digital) |
| Analog Outputs (On-board) | 4 Channels (Configurable: V/I) |
| System Bus | CS31 (EIA RS-485) for I/O Expansion |
| Serial Interfaces | COM1, COM2 (RS-232, Supports MODBUS) |
| Power Supply | 24 V DC |
| Operating Temperature | 0°C to +60°C |
Main Features and Advantages
Integrated High-Performance Architecture: The ABB 07KT98 is a powerhouse that integrates the control CPU, extensive I/O, and communication interfaces into a single compact module . This “Swiss Army Knife” design allows it to handle complex control tasks independently. Its 32-bit processor executes 1K of program instructions in just 0.07 ms, making it ideal for applications requiring fast, deterministic control response . This performance is a significant step up from its predecessor, the 07KT97 , making the ABB GJR5253100R0278 the preferred choice for demanding applications.
Extensive On-Board I/O and Flexible Configuration: The ABB 07KT98 eliminates the need for additional I/O modules in many applications. It features 24 digital inputs, 16 digital outputs, and 8 configurable digital I/O channels . Its 8 analog inputs and 4 analog outputs are highly flexible, capable of handling voltage, current, or even Pt100 signals, and can be configured as digital inputs . This built-in I/O flexibility significantly reduces hardware costs and simplifies cabinet wiring. The module also features a high-speed counter (up to 50kHz) for precise frequency measurement .
Powerful System Expansion and Connectivity: While a complete system in itself, the ABB 07KT98 is designed to grow with your needs. It features the CS31 system bus, allowing it to connect a vast number of remote I/O modules, building a distributed control architecture . Furthermore, it supports multiple serial communication interfaces (COM1, COM2) for MODBUS and RS-232, enabling connection to HMIs, SCADA systems, and other devices .
Robust and Reliable Design: Built for demanding industrial environments, the ABB GJR5253100R0278 is a testament to ABB’s commitment to quality. It features a long lifecycle, making it a reliable choice for systems that must run for decades . With integrated diagnostic LEDs and support for battery-backed data retention, the ABB 07KT98 ensures operational visibility and data integrity, even during power outages .
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