The ABB AO801, designated by part number 3BSE020514R1, is a high-reliability analog output module within the S800 I/O family, designed for seamless integration with the AC 800M controller series. This module provides eight independent channels of current output, typically used to drive control valves, actuators, and speed controllers in process automation. By converting digital control signals into precise 0/4 to 20 mA analog loops, the AO801 ensures high-fidelity execution of DCS commands across a variety of industrial sectors.
Core Technical Specifications
| Attribute | Specification |
| Manufacturer | ABB |
| Model Number | AO801 |
| Order Number | 3BSE020514R1 |
| Module Type | Analog Output Module |
| Channels | 8 Channels (Unipolar, Single-ended) |
| Output Range | 0…20 mA, 4…20 mA |
| Resolution | 12 bit |
| Accuracy | Typ. 0.1% of full scale |
| Operating Temp | -25°C to +60°C |
| Protection Class | IP20 |
| Weight | 0.24 kg |
| Dimensions | 9.3cm x 13.5cm x 6.0cm |
Industrial Applications
- Process Valve Control: Regulating the position of pneumatic or electric control valves in chemical and petrochemical plants.
- Variable Speed Drives: Providing reference speed setpoints to motor controllers in manufacturing and water treatment facilities.
- Power Generation: Managing actuator positioning for fuel and steam control within turbine governance systems.
- Refining and Refining Operations: Precise current loop distribution for complex instrumentation networks within the AC 800M architecture.
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