The ABB DSAO120A (3BSE018293R1) is an analog output module designed for the Advant S100 I/O system. This board provides high-precision signal conversion and reliable output control for industrial automation applications, supporting both current and voltage signal ranges to interface with a variety of field devices.

Features

• Supports multiple output ranges: 4–20 mA, 0–10 VDC, and ±10 VDC.
• High-resolution 16-bit output for precise process control.
• Robust isolation: 250 VAC channel-to-channel and 1500 VAC channel-to-backplane.
• Low power consumption of ≤2 W, powered via the system backplane.
• Compact design optimized for Advant S100 rack mounting.

Technical Specifications

Installation Guidelines

• Ensure the system power is disconnected before installing or removing the module from the S100 I/O rack.
• Handle the module using proper ESD (Electrostatic Discharge) protection measures to prevent damage to internal components.
• Verify that the backplane connector is clean and free of debris before seating the module.
• Ensure proper grounding of the I/O rack to maintain signal integrity and safety isolation.
• Route analog signal cables away from high-voltage or high-EMI sources to minimize interference.

FAQ

What is the primary function of the DSAO120A module?

The DSAO120A is an analog output board used in ABB Advant S100 I/O systems to convert digital control signals from the controller into analog current or voltage signals for field instrumentation.

Is this module compatible with other S100 I/O components?

Yes, the DSAO120A is designed specifically for the S100 I/O series and is intended for use within compatible Advant controller racks.