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The ABB Bailey NSSM01 Super Loop Storage Module is a core communication and data management module used in ABB Bailey INFI 90 / Net 90 Distributed Control Systems (DCS).
It plays a central role in the Superloop architecture, where it works as a system node component responsible for storing process-related data, managing communication flow, and coordinating data exchange between loop interface modules and controller systems.
The NSSM01 is typically used as part of a Superloop node structure, often paired with loop interface slave modules to support plant-wide distributed control communication.
| Item | Details |
|---|---|
| Manufacturer | ABB (Bailey) |
| Model | NSSM01 |
| Product Type | Super Loop Storage Module |
| System Compatibility | INFI 90 / Net 90 DCS |
| Function | Data storage and Superloop communication handling |
| Dimensions | 200 × 150 × 60 mm |
| Weight | 1.2 kg |
| Power Requirement | System DC supply (typical DCS rails) |
| System Role | Superloop node controller / data storage unit |
| Installation Type | Rack-mounted module (multi-slot node configuration) |
The NSSM01 is used to manage data and communication flow within the Superloop network structure.
Its main functions include:
It is not a direct process controller, but a key infrastructure module for data handling and communication management.
The NSSM01 operates as part of a Superloop node system:
In many configurations, it works together with loop interface slave modules to form a complete Superloop node for real-time data handling.
Within ABB Bailey INFI 90 / Net 90 systems, NSSM01 performs:
It is part of the core communication backbone layer in the DCS system.
The ABB NSSM01 is widely used in:
| Model | Type | Key Feature | Application |
|---|---|---|---|
| NSSM01 | Superloop storage module | Node-level data storage | Superloop architecture |
| NSBM01 | Superloop bus module | Communication backbone | System networking |
| NLIS01 | Loop interface slave module | Field loop interface | Process data acquisition |
| NCIU04 | Computer interface unit | External system connectivity | Plant communication gateway |
| NPM01 | Network processing module | Advanced data handling | Control system integration |
Q1: What is the main function of NSSM01?
It manages data storage and communication within the Superloop architecture of ABB Bailey DCS systems.
Q2: Does it directly control field devices?
No. It supports communication and data coordination rather than direct control.
Q3: What system uses it?
It is used in ABB Bailey INFI 90 and Net 90 distributed control systems.
Q4: Why is it important?
Because it is a core node-level component for Superloop communication and system coordination.
The ABB Bailey NSSM01 Super Loop Storage Module is a fundamental component of ABB Bailey distributed control systems. It provides essential data storage and communication coordination within the Superloop architecture, enabling stable and structured information flow across large industrial automation systems.
It is widely used in power plants, petrochemical facilities, and process industries where reliable system-wide communication and data consistency are critical.