ABB AO820 3BSE008546R1 Analog Output Module

Basic Product Identification

The AO820 (Product ID: 3BSE008546R1) is a 4-channel analog output module developed by ABB, 

categorized under the S800 I/O product line and compatible with ABB’s 800xA system, Advant OCS, 

and Compact Product Suite. It supports multiple output signal types and features individually galvanic 

isolated channels, designed to transmit precise control signals to industrial field devices in various 

automation scenarios. The module is intended for use with ABB’s Module Termination Units (MTU) 

including TU810, TU812, TU814, TU830, and TU833.

Key Technical & Operational Specifications

Signal & Channel Details: Equipped with 4 analog output (AO) channels, 0 input channels, and 

supports signal types including ±20 mA, 0(4)–20 mA current signals, and ±10 V voltage signals. It 

offers 12-bit resolution plus sign for accurate signal transmission, with a maximum output load (RL) of 

500 Ohms per channel.

Isolation: Features individual galvanic isolation for each channel, enhancing system stability by 

preventing ground loops and electromagnetic interference (EMI) between channels and external 

circuits.

Physical Dimensions & Weight: Measures 150 mm in net length, 150 mm in net height, and 75 mm in 

net width, with a net weight of 0.3 kg, designed to fit standard industrial control cabinet layouts.

Regulatory & Environmental Details: Complies with EU Directive 2011/65/EU (RoHS compliant), 

classified under WEEE Category 5 (Small Equipment, no external dimension exceeding 50 cm), and 

contains 0 batteries.

Customs & Origin: Country of origin is Estonia (EE), with a customs tariff number of 8538909999.

Product Type: Classified as an I-O_Module, specifically an analog output module tailored for industrial 

control signal transmission.

Now Send an inquiry

Sales Manager: Cheryl Qi

RFQ E-mail: chen@htechplc.com

WhatsApp/WeChat/Mobile:+8618150137565

Product and Service Offerings

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and CNC.

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