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ABB DO830 3BSE020838R1 Digital Output Module

The ABB DO830 3BSE020838R1, also cataloged as the DO830 Digital Output Module, provides direct electrical execution of current sourcing output signals within the ABB S800 I/O system. It contains 16 digital output channels with 24 VDC signal operation, current limitation, over temperature protection, and groupwise isolation.

Hardware Specifications

Parameter	Specification
Model	DO830 3BSE020838R1
Brand	ABB
Product Type	Digital Output Module
Series	S800 I/O
Origin	Sweden
Weight	0.15 kg
Dimensions	Width 45 mm, Depth 102 mm, Height 119 mm
Operating Temp	0 to +55 deg C
Power Consumption	Typ. 4.3 W
Signal Specification	24 VDC (19.2 to 32 VDC), 0.5 A
Number of Channels	16 digital output channels
Signal Type	Current sourcing, current limiting
Output Current	Maximum 0.5 A per channel continuous
HART Support	No
SOE Support	No
Redundancy	Yes
High Integrity	No
Intrinsic Safety	No
Isolation	Groupwise isolated from ground
Current Protection	Short circuit proof current limited output
Field Cable Length	Maximum 600 m
Rated Insulation Voltage	50 V
Dielectric Test Voltage	500 VAC
ModuleBus Current Consumption +5 V	130 mA
ModuleBus Current Consumption +24 V	0 mA
External +24 V Current Consumption	200 mA
Compatible MTU	TU810, TU812, TU814, TU830, TU833, TU842, TU843, TU852
Keying Code	CE
Protection Class	IP20 according to IEC 60529
EMC Compliance	EN 61000-6-4, EN 61000-6-2
Electrical Safety	EN 61010-1, UL 61010-1, EN 61010-2-201, UL 61010-2-201
Hazardous Location Approval	C1 Div 2 cULus, C1 Zone 2 cULus, ATEX Zone 2
Marine Certification	DNV
Storage Temperature	-40 to +70 deg C
Humidity	5 to 95 %, non-condensing
Pollution Degree	Degree 2, IEC 60664-1
Corrosion Protection	ISA-S71.04 G3
RoHS Compliance	EU RoHS, UAE RoHS, CN RoHS
WEEE Compliance	Directive 2012/19/EU

ABB S800 I/O Backplane and I/O Density Scaling

The DO830 operates as an ABB S800 I/O digital output component with direct ModuleBus communication to the control system. The module integrates 16 output channels in a compact S800 mechanics design and supports redundant configurations through compatible termination units.

Each output channel uses a high side driver with current limitation, over temperature protection, EMC protection components, inductive load suppression, status indication LED, and optical isolation. Therefore, the module maintains electrical separation between field circuits and internal electronics.

The output architecture supports I/O density scaling within ABB automation systems while maintaining channel-level diagnostics. In addition, the module provides process voltage supervision through two groups, with each group containing eight output channels and one supervision input.

Frequently Asked Questions

Q: Does the DO830 support HART or Sequence of Events (SOE) functions?
A: No. The DO830 is a digital output module without HART communication or SOE event recording capability.

Q: How are the output channels protected against field faults?
A: Each output channel includes current limitation and over temperature protection. The output design provides short circuit proof operation.

Q: Which MTUs are compatible with the DO830 module?
A: The DO830 supports TU810, TU812, TU814, TU830, TU833, TU842, TU843, and TU852 termination units.

Field Installation Guidelines

Install the DO830 module according to ABB S800 I/O mechanical and electrical installation requirements.

Connect field wiring through the specified compatible MTU and verify correct keying before module insertion. Maintain proper separation between signal wiring and high voltage power cables to reduce EMC interference.

Verify external 24 VDC field supply polarity before energizing the outputs. The protective earth and cabinet grounding system must follow site electrical standards.

Use shielded cables where required by the installation environment. Connect cable shields according to the control cabinet grounding design to minimize electrical noise coupling.

Check front LED indicators after startup. Confirm module status, warning indication, and individual channel status before placing the output channels into operational service.

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