ABB DSAI 155A Thermo Couple Module
Description
ABB DSAI 155A Thermo Couple Module is a high-performance analog input module designed for precise collection and processing of industrial temperature and other analog signals, ideal for integration into automated control systems.
| Specification | Value |
|---|---|
| Supported Input Signals | J, K, T, E, R, S, B type thermocouples; Pt100, Pt1000 RTD; 4-20mA current; 0-10V, 0-5V voltage |
| Measurement Accuracy | ±0.1 degrees Celsius for thermocouple/RTD; ±0.05% full scale for current/voltage |
| Resolution | 16-bit |
| Power Supply | 24V DC |
| Typical Power Consumption | Less than 2W |
| Operating Temperature Range | -40 to 70 degrees Celsius |
| Isolation Voltage | 2500V AC between input channels; power-signal isolation |
Key Features:
- Built-in signal processing and digital filtering to reduce high-frequency noise and interference
- Self-diagnostic function with upper and lower limit alarm settings for input signals
- Electrical isolation between channels and between power and input signals for enhanced reliability
- High-speed communication compatibility with ABB AC 800M series controllers
- Standardized design for easy integration into ABB automation system racks
Applications:
- Chemical industry: Monitor reaction kettle temperature, pressure, and liquid level
- Power industry: Track generator winding temperature, transformer oil temperature, and grid parameters
- Metallurgy industry: Collect blast furnace and converter temperature and pressure signals
- Food processing industry: Monitor production line temperature for process control
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