ABB DSAI301 Analog Input Unit
Description
ABB DSAI301 Analog Input Unit is an industrial-grade analog signal acquisition module from the ABB Symphony Harmony series, designed for precise collection, isolation conversion, and data transmission of field analog signals for process control systems. No direct data for DSAI301 was found, so specifications and features are based on the closely related DSAI130D 3BSE003127R1 model from the same series.
| Specification | Value |
|---|---|
| Channel Configuration | 8 independent analog input channels |
| Input Signal Types | 4-20mA DC, 0-100mV |
| Measurement Accuracy | ±0.1% FS at 25 degrees Celsius |
| Resolution | 16 bits |
| Sampling Rate | 100Hz per channel |
| Electrical Isolation | 2500V AC between channels and system, 1 minute |
| Operating Temperature | 0 to 60 degrees Celsius |
| Protection Rating | IP20 |
Key Features:
- Optical isolation design to block electromagnetic interference and surge signals
- Built-in self-diagnostic system for channel faults, over-range signals, and power anomalies
- High reliability with MTBF of over 2,000,000 hours
- Seamless compatibility with ABB Symphony Harmony DCS and third-party control platforms
Applications:
- Power industry: Thermal and hydropower process parameter collection
- Petrochemical industry: Refining unit pressure and flow signal acquisition
- Metallurgy industry: Steelmaking and rolling temperature monitoring
- Water treatment industry: Water quality parameter collection systems
Related Models:
- ABB DSAI131D 3BSE003128R1
- ABB DSAI132D 3BSE003129R1
- ABB DSAI140D 3BSE003130R1
- ABB DSAO130D 3BSE003133R1