ABB Bailey NAOM01 Analog Output Module
Product Overview
The ABB Bailey NAOM01 is a high-accuracy analog output module designed for use within the INFI 90 Distributed Control System (DCS) architecture. This module provides analog signal transmission from the control system to field devices such as control valves, actuators, and drives. Capable of delivering continuous and stable analog current signals, the NAOM01 is ideal for applications requiring precise process control in industries including power generation, petrochemicals, and water treatment. It ensures seamless integration, reliable operation, and long-term performance in critical process environments.
Key Features
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Multiple Output Channels – Supports multiple analog outputs for simultaneous control of field devices
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High Accuracy and Stability – Delivers consistent 4–20 mA current output with minimal drift
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INFI 90 Compatibility – Designed specifically for ABB Bailey INFI 90 DCS environments
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Built-in Diagnostics – Monitors output status and detects faults for proactive maintenance
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Galvanic Isolation – Electrical isolation between system logic and field wiring ensures safety and signal integrity
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Hot-Swappable Module – Allows for online replacement without disrupting system operation
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Industrial-Grade Reliability – Engineered to perform under harsh industrial conditions
Technical Specifications
3.1 Dimensions and Weight
| Item | Specification |
|---|---|
| Dimensions | 290 × 130 × 40 mm |
| Weight | 0.45 kg |
3.2 Electrical Characteristics
| Item | Specification |
|---|---|
| Output Channels | 4 (typical, depending on configuration) |
| Output Signal | 4–20 mA DC |
| Output Accuracy | ±0.1% of span |
| Resolution | 12-bit DAC |
| Load Resistance | 0–750 Ω |
| Isolation Voltage | 1500 V RMS (field to logic) |
3.3 Environmental Characteristics
| Item | Specification |
|---|---|
| Operating Temp | 0°C to +60°C |
| Storage Temp | -40°C to +85°C |
| Humidity | 5%–95% RH (non-condensing) |
| Vibration | IEC 60068-2 compliant |
| Protection | IP20 (when mounted) |
3.4 System Compatibility
| Item | Specification |
|---|---|
| Platform | ABB Bailey INFI 90 DCS |
| Module Type | Analog Output Module |
| Communication | INFI-Net Bus Interface |
| Redundancy | Supported (with system configuration) |
Industry Applications
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Power Generation – Controls turbine actuators and other analog-regulated components
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Petrochemical Plants – Regulates flow, pressure, and temperature in continuous processes
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Water/Wastewater Treatment – Ensures precision control of chemical dosing and flow systems
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Pulp and Paper – Provides analog control for process loops in pulping and finishing operations
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Pharmaceuticals – Enables validated analog output for GMP-compliant process environments
The ABB Bailey NAOM01 Analog Output Module offers accurate and stable analog signal output capabilities, supporting critical process control across a range of industrial applications. Its seamless integration with the INFI 90 DCS and robust feature set make it an essential component in modern, high-reliability control systems.
