ABB DO814 3BUR001455R1 S800 I/O Systems Digital Output Module

The ABB DO814 3BUR001455R1 is a high-performance Digital Output Module from the S800 I/O series, engineered for efficient and reliable control of field devices in automation systems. Designed to operate with 24 V DC current sink outputs, the module features 16 protected channels arranged in two isolated groups of eight channels each. These groups are galvanically isolated from the ModuleBus, providing safe and robust signal interfacing with field equipment.

Its design emphasizes flexibility, modularity, and field-proven dependability, making it suitable for deployment in demanding industrial environments including power, chemical, oil & gas, water treatment, and manufacturing facilities.

Technical Specifications

Applications

• Distributed process control in DCS/PLC systems

• On/off valve actuation

• Motor starter and interlock command control

• Alarm signal transmission

• Batch and sequencing control

• Discrete control of actuators in hazardous or standard industrial zones

Product Advantages

• Compact Design: 16 output channels in a compact housing (45 x 102 x 119 mm)

• Protected Outputs: Each channel features built-in short-circuit protection

• Modular Architecture: Simplifies expansion and system integration

• Galvanic Isolation: Enhances safety and reduces signal interference

• Hot Swap Capability: Facilitates maintenance without halting the system

• LED Indicators: Quick visual diagnostics for operational and fault states

• Standard Mounting: DIN rail installation ensures fast setup

• Eco-Compliance: Halogen-free plastic with IP20 protection

Frequently Asked Questions (FAQ)

Q1: How many channels does the DO814 module have?

A1: It has 16 digital output channels, organized in two galvanically isolated groups of 8.

Q2: What is the rated voltage and current per channel?

A2: Each channel supports 24 V DC current sink output with a maximum of 0.5 A per channel.

Q3: Is the DO814 module hot-swappable?

A3: Yes, the module can be replaced while the system is running, ensuring zero downtime.

Q4: What kind of load can the DO814 handle?

A4: It is suitable for resistive and inductive loads within the 0.5 A channel limit.

Q5: Is the module protected against short circuits?

A5: Yes, each output channel has internal protection against short circuits.

Q6: What is the operating temperature range for the module?

A6: It can operate in environments ranging from -25°C to +70°C.

Q7: What is the physical size and weight of the DO814 module?

A7: Dimensions are 45 x 102 x 119 mm and the weight is approximately 0.18 kg.

Q8: Which termination units (MTUs) are compatible with DO814?

A8: Suitable MTUs include TU810, TU812, TU814, TU830, and TU833.

Q9: Can this module be used in safety-critical applications?

A9: While it is not specifically designed as a safety module, it meets SIL3 compliance under IEC 61508.

Q10: Does DO814 support fieldbus communication directly?

A10: No, it relies on a Fieldbus Communication Interface (e.g., CI801/CI840) via ModuleBus.