Overview

The ABB AO820 3BSE008546R1 Analog Output Module is a high-performance solution designed to support precise process control in demanding automation environments. This module features four bipolar analog output channels, providing exceptional flexibility for various industrial applications. Each channel can be individually configured for current or voltage output through intuitive software settings.

Functional Highlights

The AO820 module supports a wide range of output configurations, including:

• Current output options: -20 mA to +20 mA, 0–20 mA, and 4–20 mA
• Voltage output options: -10 V to +10 V, 0–10 V, and 2–10 V

Separate terminal sets for voltage and current outputs ensure safe wiring tailored to specific application needs. Additionally, the module includes robust diagnostic capabilities such as continuous open-circuit checks and process voltage supervision, promptly signaling any errors via the ModuleBus.

Engineered for reliability, the AO820 Analog Output Module provides a resolution of 12 bits (including sign) and features under/over range capability of ±15%. With a fast rise time of under 0.7 ms, it operates with output loads of ≤550 Ω for current and ≥5 kΩ for voltage, ensuring quick and accurate signal delivery while maintaining low temperature drift at a maximum of 90 ppm/°C.

The module is certified with a rated insulation voltage of 50 V and has a typical power dissipation of only 6 W, ensuring stable, galvanically isolated outputs. By combining speed, precision, and advanced diagnostics, the ABB AO820 stands out as an essential component in ABB's automation solutions.

Technical Data

• Model Number: AO820 3BSE008546R1
• Module Type: AO820 Analog Output
• Manufacturer: ABB
• Condition: Brand New
• Weight: 0.16 kg
• Dimensions: 4.5 x 11 x 12 cm
• HS CODE: 8537101190
• Product Origin: Sweden
• System Type: DCS (Distributed Control System)
• Status: Active
• Output Channels: 4 channels
• Output Current Options: -20 mA to +20 mA, 0–20 mA, 4–20 mA
• Output Voltage Options: -10 V to +10 V, 0–10 V, 2–10 V
• Resolution: 12 bits (including sign)
• Under/Over Range Capability: ±15%
• Rise Time: <0.7 ms
• Load Impedance: ≤550 Ω (current), ≥5 kΩ (voltage)
• Temperature Drift: Max 90 ppm/°C
• Insulation Voltage: 50 V
• Power Dissipation: 6 W

Typical Applications

The ABB AO820 Analog Output Module is suitable for:

• Industrial automation systems that require precise analog control signals
• Applications in sectors such as chemical processing, power generation, and water treatment
• Systems where robust diagnostic capabilities are essential for maintaining performance
• Environments requiring safe and customizable wiring solutions

FAQ

1. What is the weight of the AO820 Analog Output Module?
   The AO820 module weighs 0.16 kg.

2. What are the dimensions of this module?
   Its dimensions are 4.5 x 11 x 12 cm.

3. How many output channels does the AO820 have?
   The module has 4 independent output channels.

4. What types of outputs can the AO820 provide?
   It can provide both current and voltage outputs, with several configurable ranges.

5. What is the typical power dissipation of the AO820?
   The module typically dissipates 6 W of power.