Description
Application Scenarios
In a legacy power generation facility operating ABB Bailey INFI 90 DCS, operators depend on real-time process data—temperatures, pressures, flow rates, and equipment status—displayed on central monitoring workstations. The ABB Bailey INICT13A functions as the communication gateway that transports this data from the INFI-NET control loop to the operator interface and historian servers. When a turbine bearing temperature begins trending upward, the module relays the data to the supervisory system where alarm limits trigger operator alerts. Without the ABB Bailey INICT13A, critical process information remains trapped within the controller network, invisible to plant operators and maintenance teams. This module addresses a fundamental integration challenge in aging DCS installations: how to extract valuable process data from legacy control networks and deliver it to modern monitoring platforms without replacing the entire control infrastructure.
Parameter
| Parameter | Value/Description |
|---|---|
| Product Model | ABB Bailey INICT13A (ICT13A) |
| Manufacturer | ABB Bailey |
| Product Category | Infi-Net to Computer Transfer Module |
| System Compatibility | INFI 90, Network 90, Symphony DCS |
| Network Side Interface | INFI-NET control network, up to 1 Mbps |
| Computer Side Interface | SCSI (primary) + RS-232-C (up to 19.2 kbps) |
| Point Capacity | Up to 30,000 point definitions |
| Power Supply | System backplane (+5 VDC, ±15 VDC) or 12 VDC dependent |
| Power Consumption | Approximately 10 W |
| Operating Temperature | -20°C to +60°C |
| Mounting | Standard MMU module slot, single-width horizontal insertion |
| Status Indicators | LED indicators for power, network activity, and fault |
| Certifications | CE, UL |
Technical Principles and Innovative Values
Innovation Point 1: Asynchronous Operation with INFI-NET Loop. The ABB Bailey INICT13A operates asynchronously with the INFI-NET control loop, meaning it does not interfere with deterministic control timing. This architectural decision ensures that high-volume data requests from supervisory computers never degrade the real-time performance of critical process control functions.
Innovation Point 2: High-Density Point Definition Storage. Supporting up to 30,000 point definitions, the ABB Bailey INICT13A accommodates the extensive I/O configurations typical of large process plants . This capacity allows a single module to handle comprehensive data exchange for entire plant areas without requiring multiple communication interfaces.
Innovation Point 3: Dual Interface Flexibility. The module provides both SCSI (primary high-speed) and RS-232-C (backup/diagnostic) interfaces, offering deployment flexibility for different host computer configurations . Jumper-configurable DTE/DCE modes ensure compatibility with diverse communication equipment.
Innovation Point 4: Hardware-Based Data Integrity. The ABB Bailey INICT13A incorporates CRC validation, link self-checking, and data fault tolerance logic running on the board’s own processor . This offloads error handling from the main controller and ensures reliable data delivery even during network disturbances.
