Product Overview
The ABB IMMFP03 is a multifunction processor module originally designed for ABB Bailey INFI-90 and related distributed control systems. This module integrates high-speed logic execution, real-time data processing, and communication management to perform core control tasks in industrial automation environments, including sequential control, PID loop regulation, I/O communication coordination, and diagnostic monitoring.
Key Functions
Handling complex control logic and sequential programs
Performing real-time process regulation through PID loops
Managing communication with field I/O modules and network devices
Supporting system diagnostics for early fault detection
Technical Parameters
| Parameter | Value / Range |
|---|---|
| Manufacturer | ABB |
| Model / Part Number | IMMFP03 |
| Module Type | Multi‑Function Processor Module |
| Processor | 32‑bit CPU @ 32 MHz |
| Processor Memory | SRAM: 2 Mb total (1.57 Mb available) |
| Non‑Volatile RAM | 512 KB total (441 KB available) |
| ROM | 512 KB |
| Program/Config Retention | Non‑volatile memory retains settings |
| Power Supply | +5 V DC, 2 A |
| Typical Power Consumption | ~10 W |
| Supported I/O Stations | Up to 64 at 40 kbaud or 8 at 5 kbaud |
| Ambient temperature | 0° to 70°C (32° to 158°F) |
| Atmospheric pressure | Sea level to 3 km (1.86 mi) |
| Dimensions (approx.) | 35.56 mm W × 177.80 mm H × 298.45 mm D |
| Weight | ~840 g |
Installation & Operation Notes
Install the IMMFP03 in the designated controller rack slot.
Before powering on, ensure the 5V DC power supply and signal cables are correctly connected.
Verify that the field I/O and communication bus match the supported number of stations.
During commissioning, check fault conditions via the LED indicators or host diagnostic functions.
Product‑Focused FAQ

Common Problem
What control tasks does this module perform?
It executes core logic, sequential control, loop control (PID), and manages communication with the I/O subsystem.
Which systems use the IMMFP03?
Industrial distributed control systems such as ABB Bailey INFI-90 or Net-90 architectures.
What programming languages or methods are supported?
The module is typically configured using ladder logic, batch programs, function blocks, or user-defined control logic.
Is it suitable for high-temperature environments?
Rated for standard industrial operating temperatures up to +60°C, making it suitable for most control cabinets.
Leading Supplier of Automation Spares
Award-Winning Supply Service– PLC Export
Award-Winning Supply Service
This module is integrated into the global inventory management system, enabling rapid response to replacement needs or planned upgrades. It supports continuous operation of process control systems while minimizing disruptions.
Trusted Industrial Control Processor
Through reliable procurement channels, customers can obtain genuine ABB processor modules and related accessories, simplifying maintenance and expansion processes for control systems.

Send Us Your RFQ
| Contact Method | Details |
|---|---|
| sales3@mooreplc.com | |
| WhatsApp / Phone | +86 180 2071 4662 |
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