The ABB DSCA120 57520001-P enables robust data exchange within the Advant OCS ecosystem. This dedicated PD-BUS (Process Data Bus) interface module actively coordinates communication between system components. Consequently, it ensures synchronized operation across controllers, I/O modules, and intelligent devices.
Core Functionality and System Role
This module serves as a critical node on the high-speed PD-BUS network. Moreover, it handles the real-time transmission of process variables, control commands, and diagnostic data. Therefore, system integrators achieve a unified and responsive control architecture. For example, it can relay data between a controller and a protection device like the RMS-TSG-TZ-C Static Trip unit.
Key Technical Features and Integration
The DSCA120’s primary feature is its native PD-BUS protocol implementation. This deterministic bus structure is fundamental to the ABB Advant Open Control System’s performance. The module likely facilitates precise clock synchronization for time-critical control loops. Furthermore, it provides the necessary electrical and logical interface for seamless device integration.
Detailed Technical Specifications
The following table consolidates the expected and characteristic technical parameters for this interface module.
| Parameter | Specification / Description |
|---|---|
| Manufacturer | ABB |
| Full Article Number | DSCA120 57520001-P |
| Product Designation | PD-BUS Communication Interface Module |
| Compatible System | ABB Advant Open Control System (OCS) |
| Primary Network | PD-BUS (Process Data Bus) |
| Primary Function | Data Gateway & Network Interface |
| Data Types Handled | Process Data, Control Signals, Diagnostics |
| Mounting Style | Rack-mounted in Advant unit |
| Module Width | Likely 1 or 2 standard module slots (~25-50mm) |
| Estimated Weight | ~0.4 – 0.7 kg |
| Operating Voltage | 24V DC (Backplane supplied) |
| Power Consumption | < 3 W (Typical) |
| Bus Connection | Proprietary high-density backplane connector |
| Isolation | Optical or galvanic isolation for bus signals |
| Operating Temperature | 0°C to +60°C (Standard industrial range) |
Primary Applications and Operational Benefits
Engineers deploy this module to construct cohesive and scalable control systems. Specifically, it enables centralized data acquisition from distributed sensors and field devices. Additionally, it ensures reliable command distribution to actuators and final control elements. The module also supports comprehensive system health monitoring and predictive diagnostics. Ultimately, it is essential for expanding an Advant system by adding new racks or remote I/O stations.
Details
| Weight | 0.595 kg |
|---|---|
| Dimensions | 18 × 225 × 209.7 mm |
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