3BSE069053R1 DO818 | ABB S800 I/O | 24V DC PLC Output

Product Description

Product Overview

The DO818 (Part Number: 3BSE069053R1) is a high-density digital output module designed for the ABB S800 I/O system. Engineered for professional automation environments, it provides 32 independent channels of 24 V DC outputs, making it an efficient solution for controlling large arrays of field devices such as interposing relays, solenoid valves, and indicator lamps. As a core component of the System 800xA and AC 800M control architecture, the DO818 combines high channel count with robust industrial protection, ensuring reliable signal execution in mission-critical applications.

Detailed Technical Specifications

The DO818 is optimized for low-latency switching and high-availability diagnostics.

• Manufacturer: ABB

• Model Number: DO818

• Order Number: 3BSE069053R1

• System Compatibility: S800 I/O, AC 800M, System 800xA

• Number of Channels: 32 (non-isolated as a group)

• Rated Output Voltage: 24 V DC (19.2 V to 30 V range)

• Maximum Output Current: 500 mA (0.5 A) per channel

• Total Module Load: Max 12 A (limited by MTU and temperature)

• Short-Circuit Protection: Integrated electronic current limiting per channel

• Diagnostic Features: Module status LEDs (Fault, Run, Warning) and per-channel status indication

• Power Dissipation: Typ. 3.2 W

• Isolation: Group-to-bus and group-to-power isolation (50 V)

• Module Termination Units (MTU): Compatible with TU830, TU832, TU835, TU838

• Dimensions: 126 mm (H) x 64 mm (W) x 186 mm (D)

• Weight: 0.245 kg (Net) / 1.3 kg (Shipping)

• Environmental Protection: IP20