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The ABB Bailey AIN300 Analog Input Module is an advanced input module used in the ABB Bailey INFI 90 / Harmony Distributed Control System (DCS). It is designed to acquire and process analog signals from industrial field instruments such as transmitters, sensors, and measurement devices.
Compared with earlier AIN-series modules, the AIN300 provides higher performance, improved accuracy, and expanded input capability, making it suitable for more demanding process control applications in legacy ABB DCS installations.
| Parameter | Details |
|---|---|
| Manufacturer | ABB (Bailey) |
| Model | AIN300 |
| Part Number | P-HB-AIN-30010 000 |
| Product Type | Analog Input Module |
| System | ABB INFI 90 / Harmony DCS |
| Function | Analog signal acquisition and conversion |
| Input Types | 4–20 mA, voltage, RTD (system dependent configuration) |
| Channel Capacity | Multi-channel high-density analog input |
| Signal Processing | Filtering, scaling, digitization |
| Resolution | High-resolution A/D conversion (system dependent, up to industrial-grade precision) |
| Isolation | Channel and system isolation (architecture dependent) |
| Installation Type | Rack-mounted DCS module |
| Communication | Backplane integration (INFI 90 system bus) |
| Application | Process monitoring and control |
| Dimensions | 266 × 76 × 162 mm |
| Weight | 1.7 kg |
The AIN300 operates as a high-performance analog signal acquisition interface within the DCS.
Its main functions include:
It ensures accurate representation of real-time process conditions for control and monitoring.
The AIN300 is generally considered an upgraded generation of the AIN series, offering:
Within ABB Bailey DCS systems, the AIN300 belongs to the input acquisition layer.
Typical roles include:
The ABB AIN300 is widely used in:
For reliable operation:
The AIN300 typically works with:
| Model | Product Type | Key Feature | Application |
|---|---|---|---|
| AIN300 | Analog Input Module | High-performance DCS input | ABB INFI 90 systems |
| AIN200 | Analog Input Module | Standard analog acquisition | Legacy systems |
| AIN220 | Analog Input Module | RTD-focused input variant | Temperature monitoring |
| ABB S800 AI | Analog Input Module | Modern ABB system integration | 800xA systems |
| HIMA F6204 | Analog Input Module | Safety-rated input module | SIS / ESD systems |
It collects and processes analog signals from field instruments for use in ABB Bailey DCS control systems.
It is used in ABB INFI 90 and Harmony distributed control systems.
Typically 4–20 mA, voltage inputs, and in some configurations RTD temperature inputs.
Yes, mainly in legacy industrial plants that still operate ABB Bailey DCS systems.
The ABB Bailey AIN300 Analog Input Module is a high-performance upgrade within the INFI 90 / Harmony DCS family. Its improved accuracy, expanded signal handling capability, and robust industrial design make it a key component for reliable process monitoring and control in legacy ABB automation systems.