ABB AO801 3BSE020514R1 S800 I/O 8-Channel Analog Output Module

Description

The AO801 is a reliable analog output module that provides 0–20 mA or 4–20 mA control signals to field devices. It features high-resolution conversion, strong electrical protection, and easy DIN-rail installation via the ModuleBus. Common in water treatment, chemical, and power applications, it ensures precise control of process variables.

Specifications

• Manufacturer: ABB

• Country of Origin: Sweden

• Model Number: AO801 (3BSE020514R1)

• Output Channels: 8 channels (single-ended)

• Signal Range: 0 to 20 mA, 4 to 20 mA

• D/A Resolution: 12 bits

• Load Impedance: Maximum 850 ohms at 20 mA

• Power Supply: 24 VDC nominal

• Physical Weight: 0.18 kg (0.40 lbs)

• Dimensions: 119 mm x 45 mm x 102 mm

• Isolation: Groupwise isolation from system logic

Features

• Precision Current Control: Delivers stable and accurate current loops for critical control elements, ensuring high process repeatability.

• Output Monitoring: Includes internal feedback loops to verify the accuracy of the output current against the digital command.

• Short-Circuit Protection: Features integrated safeguards to prevent module damage in the event of field wiring faults or actuator failure.

• Safety State Configuration: Allows users to pre-define output values (Hold Last Value or Set to Zero) in the event of a communication loss with the controller.

• Hot-Swap Functionality: Supports live replacement of the module under power, minimizing downtime during maintenance cycles.

• Low Power Dissipation: Optimized electronic design reduces heat generation within the I/O cabinet, extending the lifespan of adjacent components.