The ABB DASO120 57120001-EY Analog Output Board is a specialized industrial automation module designed for precise analog signal generation in control systems.
Here’s its technical breakdown:
1. Core Functions
Analog Signal Generation:
Converts digital control signals to high-precision analog outputs (typically 4-20mA or 0-10V)
Drives actuators (e.g., control valves, variable-speed drives) in industrial processes
Process Control Interface:
Bridges ABB control systems (e.g., 800xA) with field devices
Supports closed-loop control for critical industrial applications
Signal Conditioning:
Provides galvanic isolation (channel-to-channel and system-wide) for noise immunity
Includes built-in filtering for stable output in electrically noisy environments
2. Technical Specifications
Channels: Typically 8 isolated output channels (configurable per application)
Resolution: ≥12-bit for high-accuracy control
Update Rate: Sub-millisecond response time per channel
Isolation Voltage: 1500V AC (typical)
3. Key Features
Hot-Swappable Design: Enables maintenance without system shutdown
Diagnostics:
Real-time channel monitoring
Open-circuit/overload detection
LED Indicators: Per-channel status visualization
This module combines high reliability with precision signal generation, meeting stringent industrial requirements.
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