Product Overview

The ABB DSAI133A (3BSE018290R1) is an analog input board designed for industrial control systems. It belongs to the S100 I/O series within the Advant OCS control system.
Its primary function is to convert continuous analog signals (voltage or current) into digital signals for further processing by the control system.

Technical Specifications

• Number of Channels: 32 (directly grounded, single-ended inputs)

• Input Types:

• Voltage: 0–10 V, –10 V to +10 V

• Current: 0–20 mA, 4–20 mA

• Input Impedance: 10 MΩ

• Resolution: 12 bits (unipolar)

• Accuracy: ±0.2%

• Conversion Time: 10 μs

• Isolation: 2500 Vrms

• Operating Voltage: Typically powered by 24 VDC supply

• Output Type: Digital representation of analog input 

Physical Characteristics

• Depth: 324 mm

• Height: 22.5 mm

• Width: 225 mm

• Net Weight: 0.29 kg