DO840 ABB - S800 Series Digital Output Module

ABB DO840 Digital Output Module

The ABB DO840 delivers reliable performance for industrial automation. This 16-channel module handles 24V DC loads with advanced protection features. It ensures stable operation in demanding industrial environments.

Main Features

• 16 independent digital output channels for 24V DC systems
• 0.5A maximum current per channel with full protection
• Two isolated groups with eight outputs each
• Bright LEDs show status for every channel
• Automatic safety switching with OSP technology
• Works in single or redundant system setups

Technical Specifications

• Brand: ABB
• Model: 3BSE020838R1 DO840
• Output Type: 16-channel digital
• Voltage: 19.2-32V DC operating range
• Current: 0.5A per channel continuous
• Isolation: Group isolation from ground
• Temperature: 0°C to +55°C operating range
• Communication: Modulebus integration

Compatibility

• Fits S800 mechanical mounting systems
• Works with TU810, TU812, TU814 MTUs
• Compatible with TU830, TU833 control units
• Uses standard 24V external power supply

Safety & Protection

• Short-circuit and over-temperature protection
• Process voltage monitoring per group
• ATEX Zone 2 and C1D2 certifications
• Industrial-grade corrosion protection

Packaging & Shipping

• Includes one ABB 3BSE020838R1 DO840 module
• Professional protective packaging
• Worldwide shipping via FedEx, UPS, DHL

Frequently Asked Questions

• What is the maximum output current?
  Each channel provides 0.5A continuous current with automatic protection.
• Is this module suitable for redundant systems?
  Yes, it supports both single and redundant configurations for reliability.
• Which control units are compatible?
  It works with ABB MTUs including TU810V1, TU812, and TU830 series.