Brand:ABB PLC Item No.:DSAI 301 Product Origin:Sweden (SE) Product Dimensions:214 x 120 x 40 mm Product Weight:0.5 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The ABB DSAI 301 57120001-CB is a high-performance analog input unit designed for industrial automation systems requiring reliable and precise signal acquisition. It plays a critical role in converting real-world analog signals from sensors into digital data that can be processed by ABB control systems.
Engineered for Advant Master architectures, the module is widely used in process industries where accuracy, stability, and long-term reliability are essential. Its robust design ensures consistent performance even in demanding industrial environments with electrical noise and continuous operation requirements.
Technical Specifications
Parameter
Specification
Product Type
Analog Input Unit
Model
DSAI 301 (57120001-CB)
Input Channels
8 channels
Input Types
Voltage ±10 V / Current ±20 mA
Configuration
Bipolar, single-ended
Accuracy
Up to 0.05%
System Compatibility
ABB Advant Master / MasterPiece I/O
Signal Processing
Analog to digital conversion
Operating Environment
Industrial grade
Dimensions
135.9 × 28.8 × 45 mm
Weight
0.5 kg
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Applications
• Process automation in chemical, petrochemical, and refinery systems
• Power plant monitoring for temperature, pressure, and flow signal acquisition
• Industrial control systems requiring high-accuracy analog signal conversion
• Distributed control systems (DCS) in heavy industrial environments
• Factory automation for continuous sensor data acquisition
• Energy management systems for stable analog measurement integration
Key Advantages
• 8-channel high-precision analog input design for multi-signal acquisition
• Supports voltage and current inputs (±10 V / ±20 mA) for flexible field integration
• High measurement accuracy up to 0.05% ensuring stable process control
• Compact modular structure optimized for Advant Master I/O systems
• Strong resistance to industrial noise and electrical interference
• Reliable long-term operation in continuous 24/7 industrial environments
• Seamless integration with ABB Advant Master control architecture
Technical FAQs
1. What is the main function of the DSAI 301 module?
It converts analog field signals into digital data for use in ABB control systems.
2. How many input channels does it support?
It provides 8 independent analog input channels.
3. What signal types are supported?
It supports voltage (±10 V) and current (±20 mA) inputs.
4. What is its measurement accuracy?
It offers high precision with up to 0.05% accuracy.
5. Which system is it designed for?
It is designed for ABB Advant Master / MasterPiece I/O systems.
6. Can it handle both voltage and current signals simultaneously?
Yes, it supports both types of analog inputs depending on configuration.
7. Is it suitable for harsh industrial environments?
Yes, it is built for high-noise, high-temperature industrial conditions.
8. Can it be replaced easily in existing systems?
Yes, it is designed for modular replacement in compatible racks.
9. What industries commonly use this module?
Oil & gas, power generation, chemical processing, and manufacturing.
10. Does it require frequent maintenance?
No, it is designed for long-term stable operation with minimal maintenance.
