Switzerland The ABB DSAI146 (3BSE007949R1) is a high-precision analog input module developed for ABB distributed control systems. It is designed to acquire and process analog signals from field instruments with excellent accuracy and stability. This module plays a critical role in converting real-world process signals into reliable digital data for monitoring, control, and optimization.
Supports multiple analog input channels for process measurement
High signal accuracy and low noise for stable data acquisition
Compatible with ABB control platforms and I/O subsystems
Electrical isolation to protect control systems from field disturbances
Designed for continuous operation in industrial environments
| Item | Description |
|---|---|
| Product Type | Analog Input Module |
| Model | DSAI146 |
| ABB Part Number | 3BSE007949R1 |
| Number of Input Channels | 8 analog inputs |
| Supported Signal Types | 0–20 mA / 4–20 mA |
| Input Impedance | ≥ 250 Ω |
| Resolution | High-resolution A/D conversion |
| Isolation | Channel-to-system isolation |
| Operating Temperature | 0°C to 55°C |
| Storage Temperature | -40°C to 85°C |
The DSAI146 module is built in a compact industrial housing that fits seamlessly into ABB I/O racks. Internally, it integrates precision analog-to-digital converters, signal conditioning circuits, and protective components to ensure reliable performance. Clearly labeled terminals simplify wiring and reduce installation errors during commissioning.
The ABB DSAI146 is commonly used in:
Process automation and DCS systems
Oil & gas production and refining
Power generation and energy management
Chemical and pharmaceutical plants
Water treatment and environmental monitoring
Installation: The module is mounted in the designated ABB I/O rack and connected to field devices via terminal blocks. Proper grounding is recommended for optimal signal quality.
Maintenance: Routine maintenance is minimal. Periodic inspection of wiring connections and verification of signal integrity are advised. The module supports hot replacement in supported systems, reducing downtime.
Accurate and stable analog signal acquisition
Enhanced system reliability through electrical isolation
Simplified integration into existing ABB automation systems
Long service life with industrial-grade components
.jpg)
.jpg)
.jpg)
.jpg)
.jpg)
Switzerland
The ABB 07AI91 is a specialized, high-density analog input module designed for integration within ABB’s Advant/AC 800F, MOD 300, or S800 I/O series au
Switzerland
The ABB 3BHL000734P0003 is a high-performance Insulated Gate Bipolar Transistor (IGBT) module designed for demanding power conversion applications.
Switzerland
The ABB DKTFM418B (3BHB015651P0001) is a high-reliability industrial control module designed for use in advanced automation and power control systems.
Switzerland
The ABB O4LE (1KHL015545R0001) is an optical arc flash sensor designed to provide ultra-fast detection of arc faults in electrical switchgear and powe
Switzerland
The ABB DSAI146 (3BSE007949R1) is a high-precision analog input module developed for ABB distributed control systems
Switzerland
The ABB REM543 is widely used in medium- and low-voltage motor systems where reliable protection, precise monitoring, and flexible control are require
Switzerland
The ABB 1SVR011718R2500 is a compact and reliable multifunction time relay designed for precise timing control in industrial automation and electrical
Switzerland
The ABB CP676 (3ABD00038801) is a high-performance industrial Human–Machine Interface (HMI) designed for advanced control, visualization, and monitori
Switzerland
The ABB REX521GHHGSH51G is a multifunctional feeder protection and control relay designed for medium-voltage power distribution systems.
Switzerland
The ABB REF541DB115BAAA is a versatile protection and control relay module belonging to the REF54x family, designed for medium-voltage feeder applicat
