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The ABB Bailey IMMPI02 is a multifunction processor interface module designed for seamless communication and control within distributed control systems (DCS). It serves as a crucial link between processor modules and other subsystems, enabling accurate data transmission, status monitoring, and command relay across various process control architectures. This module is widely used in industrial automation environments where reliability, integration flexibility, and precision control are essential.
IMMPI02 supports Bailey’s INFI 90® process control system, which is known for its robustness in critical applications such as power generation, chemical processing, and oil refining. The module ensures efficient interfacing with processors like IMMFP01 and provides scalable connectivity and redundancy options for demanding control strategies.
| Parameter | Specification |
|---|---|
| Model | IMMPI02 |
| Brand | ABB Bailey |
| Series | INFI 90® Series |
| Function | Processor interface communication |
| Supported Processors | IMMFP01, IMMFP12 |
| Interface Type | Multi-drop serial bus (SDLC) |
| Communication Speed | 31.25 Kbps (typical) |
| Indicators | LED status for communication/activity |
| Power Supply | Supplied by module housing |
| Operating Temp. | 0°C to +60°C |
| Storage Temp. | -40°C to +85°C |
| Humidity | 5% to 95% non-condensing |
| Dimensions | 120 × 80 × 40 mm |
| Weight | 0.5 kg |
| Mounting | Rack-mounted |
Interface module between main processor and control subsystems in ABB Bailey INFI 90 DCS
Widely used in fossil and nuclear power plant control rooms
Integration of real-time data acquisition systems with field instruments
Facilitates communication between redundant processor pairs
Industrial chemical processing and refining environments
Reliable Communication: Provides stable, high-integrity data transmission between controllers and field I/O
Compact Size: Fits easily into standard rack assemblies with minimal space requirements
Redundancy Support: Enhances system reliability by supporting hot-standby and fault-tolerant configurations
High Compatibility: Fully compatible with existing Bailey INFI 90 infrastructure
Low Maintenance: Durable hardware requiring minimal servicing or replacement
Brand: ABB Bailey
Series: INFI 90® Distributed Control System
| Model | Description | Dimensions (mm) | Weight |
|---|---|---|---|
| IMMFP01 | Multifunction Processor Module | 229 x 130 x 40 | 0.65 kg |
| IMDSO14 | Digital Output Module | 120 x 80 x 40 | 0.54 kg |
| IMASI23 | Analog Input Module | 140 x 120 x 45 | 0.60 kg |
| IMFEC12 | Field Control Interface Module | 120 x 100 x 40 | 0.58 kg |
| IMCIS22 | Communication Interface Submodule | 125 x 85 x 35 | 0.45 kg |
| Model | Description | Dimensions (mm) | Weight |
|---|---|---|---|
| IMFEC11 | Field Executive Controller | 229 x 150 x 50 | 0.72 kg |
| IMHSS02 | Hydraulic Servo Slave Module | 150 x 100 x 30 | 0.5 kg |
| IMDSM04 | Digital Slave Module | 120 x 80 x 40 | 0.52 kg |
| IMASI13 | Analog Input Signal Interface | 130 x 90 x 45 | 0.56 kg |
| IMRIO02 | Remote I/O Interface | 210 x 100 x 40 | 0.67 kg |
Q1: What systems is the IMMPI02 compatible with?
A1: It is fully compatible with the ABB Bailey INFI 90® system.
Q2: What type of communication does the IMMPI02 support?
A2: It supports multi-drop serial bus (SDLC) communication.
Q3: What processors are supported by this interface?
A3: It works with IMMFP01 and IMMFP12 processor modules.
Q4: Is the IMMPI02 capable of redundant operation?
A4: Yes, it supports redundancy in processor communication.
Q5: How is the module powered?
A5: It is powered via the system rack.
Q6: What are the installation requirements?
A6: It is rack-mounted and fits into standard ABB Bailey enclosures.
Q7: Can this module be hot-swapped?
A7: Hot-swap is typically not supported; system shutdown is advised.
Q8: What is the typical operating temperature range?
A8: It operates from 0°C to +60°C.
Q9: Does the module have diagnostics?
A9: Yes, it includes LED indicators for status and communication.
Q10: What makes IMMPI02 important in a control system?
A10: It ensures reliable communication between the main processor and subsystems.