Overview
Manuals
I/O Architecture
Wiring Coordination
Module Selection Notes
Features:
- DO840 16-channel high-integrity digital output module
- ABB S800 I/O 3BSE020838R1
- Provides sixteen 24 V DC output channels for high-integrity control
The ABB DO840 3BSE020838R1 is a 16-channel high-integrity digital output module in the ABB S800 I/O. The manufacturer specifies it provides sixteen 24 V DC output channels for high-integrity control. Diagnostic supervision supports documented safety-related S800 I/O configurations. Its ordering identity combines DO840 with 3BSE020838R1; both references should be checked when selecting a replacement. Engineering confirmation should also cover approved safety design, output load, termination unit, controller firmware and project configuration and the installed base or terminal hardware before the unit is placed into service.
Values are based on the manufacturer's official ABB S800 I/O documentation. Final selection must be verified against the complete article number and installed configuration.
The ABB DO840 3BSE020838R1 16-channel high-integrity digital output module is supported by Moore Automated for verified industrial replacement and spare-part requirements.
ABB DO840 technical documentation (PDF), Link
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
DO840 3BSE020838R1 should be engineered using the official ABB S800 I/O documentation, with the stated 24 V DC supervised outputs matched to the configured signal path.
Before installation, confirm approved safety design, output load, termination unit, controller firmware and project configuration, the associated base or terminal hardware, and the field-side electrical conditions shown in the manufacturer's instructions.
Use the complete article number when comparing units. Channel configuration, connected equipment and any safety or communication requirements must remain consistent with the verified design.
