TheAO801(Part Number:3BSE020514R1) is an 8-channel analog output module for the ABB S800L I/O series. It delivers high-precision unipolar signals (0–20 mA or 4–20 mA) with a 12-bit resolution to drive actuators, valves, and other field devices. Designed for efficiency and reliability, it features short-circuit protection, high load capacity (up to 850$\Omega$), and low temperature drift, ensuring stable control in diverse industrial environments.
Comprehensive Technical Specifications
Manufacturer: ABB
Article Number:3BSE020514R1
Module Type: Analog Output (S800L System)
Number of Channels: 8
Signal Range: 0–20 mA / 4–20 mA
Resolution: 12 bit
Accuracy: 0.1%
Output Load: Max 850$\Omega$
Isolation: Groupwise isolated from ground
Update Cycle: 1 ms
Temperature Drift: Typ. 30 ppm/°C
Power Dissipation: 3.8 W
Current Consumption: 70 mA (+5V Modulebus); 200 mA (+24V external)
Max Cable Length: 600 meters
Typical Applications
Process Valve Control: Providing precise current signals to I/P transducers and pneumatic positioners.
Variable Frequency Drives (VFD): Supplying speed setpoints to motor controllers in pumping and ventilation systems.
Power Generation: Interfacing with excitation systems and governor controls.
Water Treatment: Regulating chemical dosing pumps and flow-regulating equipment.
