ABB DI818 3BSE069052R1 Digital Input Modules

The ABB DI818 3BSE069052R1 is a 16-channel isolated digital input module designed for the ABB AC 800M and S800 I/O automation systems. It supports acquisition of discrete input signals from various field devices, offering excellent electrical isolation and signal integrity to ensure robust operation in demanding industrial environments.

With a focus on safety and reliability, the DI818 provides galvanic isolation between channels and to the system backplane, minimizing electrical noise and preventing fault propagation. Each input channel includes an LED status indicator, allowing quick diagnostics and fault localization.

The module is ideal for applications requiring high-performance digital signal monitoring, such as process automation, safety interlocks, and machine control.

Key Features

• 16 isolated digital input channels

• Supports 24 V DC sink-type inputs

• Channel-to-channel isolation up to 500 V

• Per-channel LED status indicators for diagnostics

• Compatible with ABB AC 800M and S800 I/O systems

• Designed for harsh industrial environments

• Hot-swappable for system uptime during maintenance

• Certified for CE, UL, CSA, and marine standards

Technical Specifications

Industry Applications

• Oil & Gas – Monitoring digital signals for safety and control

• Power Generation – Reliable input acquisition for breaker status and alarms

• Chemical & Petrochemical – Input interface for process interlocks

• Water & Wastewater Treatment – Digital status monitoring of pumps and valves

• Metals & Mining – Harsh environment operation with reliable diagnostics

• Manufacturing Automation – High-speed digital input acquisition for control systems

Product Advantages

• Robust Electrical Isolation – 500 V isolation reduces interference risks and enhances system safety

• Fast and Accurate Input Processing – 4 ms response time suitable for demanding control loops

• Per-Channel Diagnostics – LED indicators simplify troubleshooting and maintenance

• Broad Operating Conditions – Operates reliably in temperatures from -25°C to +60°C

• Hot-Swap Capability – Facilitates maintenance without process interruptions

• Certified for Industrial Standards – Compliance with international safety and quality standards

Frequently Asked Questions (FAQ)

1. What input voltage does the DI818 support?

   It supports 24 V DC sink-type digital inputs, with an operating range of 18 to 30 V.

2. Is each channel isolated?

   Yes, each channel has 500 V galvanic isolation from other channels and the system.

3. What is the input response time?

   The typical input response time is approximately 4 milliseconds.

4. Can the module be hot-swapped?

   Yes, the DI818 supports hot-swapping for system maintenance.

5. What kind of diagnostic features does the module have?

   Each input channel includes an LED status indicator for real-time diagnostics.

6. Which systems is the DI818 compatible with?

   It is designed for ABB AC 800M and S800 I/O systems.

7. What are the physical dimensions and weight of the module?

   Dimensions are 45 x 102 x 119mm, weighing approximately 0.15 kg.

8. What is the operating temperature range?

   The module operates between -25°C and +60°C.

9. What terminal units are compatible?

   Compatible with terminal units TU810V1, TU812V1, and TU830V1.

10. Is the DI818 certified for industrial safety standards?

    Yes, it holds CE, UL, CSA, RoHS, and marine certifications.