ABB AO2020 High performance analog output module

ABB AO2020
High-Performance Analog Output Module for Industrial Automation

Technical Parameters:

• Output Channels: 4-channel isolated analog output (4-20 mA / 0-10 V DC)
• Resolution: 16-bit DAC (0.05% accuracy, ±0.1% linearity)
• Update Rate: 10 ms per channel (all channels updated in 40 ms)
• Load Capacity: 20 mA per channel (max 500 Ω load)
• Isolation Voltage: 500 V AC between channels and system
• Power Supply: 24 V DC (±10%) / 80 mA typical
• Operating Temperature: -20°C to +70°C (-4°F to 158°F)
• Certifications: IEC 61131-2, UL 508, CE, RoHS

Core Functions:

1. Signal Conversion: Translates digital commands from PLC/DCS to precise analog outputs for actuators, valves, or drives.
2. Diagnostics: Detects open/short circuits, over-temperature, and module faults via LED indicators.
3. Hot-Swappable: Enables maintenance without system downtime in redundant setups.
4. EMC Robustness: High immunity to noise and surges (compliant with EN 61000-6-2/4).
5. ABB Ecosystem Integration: Compatible with AC 800M, System 800xA, and Freelance controllers.

Key Features:
⚡ High Precision: 16-bit resolution ensures stable control of critical processes.
⚡ Compact Design: DIN-rail mounting (35 mm) saves panel space.
⚡ Flexible Configuration: Software-selectable output ranges via Control Builder or fieldbus tools.
⚡ Durability: Industrial-grade components for harsh environments (vibration/shock resistant).
⚡ Cost-Effective: Screwless spring-clamp terminals reduce installation time and costs.

Applications:

• Control valve positioning in oil & gas
• Speed regulation for motors in manufacturing
• Pressure/flow control in water treatment plants
• Temperature modulation in HVAC systems