ABB DSAI 155 57120001-HZ analog input board
Description
ABB DSAI 155 57120001-HZ Analog Input Board is a modular industrial automation component designed for analog signal acquisition and conversion, compatible with PLC and DCS systems. As part of ABB’s 57120001 series, it shares core functionality with the similar DSAI145 analog input/output controller module.
| Specification | Value |
|---|---|
| Signal Type Support | Current (4-20mA, 0-20mA), Voltage (0-10V, 0-5V, -10-10V) |
| Accuracy | 12-bit resolution, full scale error ≤ ±0.1% |
| Channel Count | 4-8 configurable, expandable channels |
| Electrical Isolation | 500Vrms between channels and power supply |
| Operating Temperature | 0 to 55 degrees Celsius |
| Storage Temperature | -25 to 85 degrees Celsius |
| Protection Rating | IP20 |
| Certifications | ISO9001, IEC 61131-2 |
Key Features:
- Converts analog signals from sensors and transmitters to digital data for control systems
- Supports mainstream industrial protocols including Modbus and Profibus for easy system integration
- Built-in self-diagnostic program monitors channel status (open circuit, short circuit) and reports faults
- Hot-swappable modular design allows replacement without system shutdown
- High noise immunity via electrical isolation for complex electromagnetic environments
Applications:
- Temperature and pressure control in chemical reaction vessels
- Liquid level monitoring in wastewater treatment plants
- Weight detection in food packaging production lines
- Process data acquisition in power and metallurgy industries
Related Models:
- ABB DSAI145 Analog Input/Output Controller Module
- ABB DSAO120A 3BSE018293R1 Analog Output Board
- ABB DSTA133 57120001-KN Analysis Board