ABB 3BSE068891R1 TU819 Interface Module | 32-Channel D-sub

ABB TU819 Compact Interface Module

The ABB TU819 interface module terminates digital input/output connections for control systems. This compact component manages 32 signal paths through standard D-sub connectors. It interfaces specifically with ABB DI818 and DO818 digital modules in automation setups.

Product Identification & Overview

• Brand Manufacturer: ABB
• Part Reference: 3BSE068891R1 / TU819
• Unit Category: Compact interface module
• Interface Standard: 25-position D-sub connector
• Signal Path Capacity: 32 discrete channels
• System Voltage: Maximum 50 volts
• Installation Orientation: Horizontal or vertical mounting
• Field Connectors: Two male 25-pin D-sub interfaces
• I/O Configuration: Single channel architecture
• Supported Modules: DI818 and DO818 digital units

Performance Ratings

• Channel Current Limit: 2.5 amperes maximum per channel
• Power Connection Current: L1+ maximum 8A, L2+ maximum 8A
• Insulation Test Voltage: 500 volts alternating current

Operating Environment

• Working Temperature Range: 0°C to +55°C (32°F to 131°F)
• Storage Temperature Range: -40°C to +70°C (-40°F to 158°F)
• Orientation Temperature Limits: Horizontal: 55°C (131°F), Vertical: 40°C (104°F)
• Humidity Range: 5% to 95% relative humidity (non-condensing)
• Contamination Level: Degree 2 according to IEC 60664-1
• Corrosion Classification: ISA-S71.04: G3 level
• Ingress Protection: IP20 rating per IEC 60529

Certifications & Compliance

• CE Certification: Fully compliant
• Electrical Safety: EN 61010-1, UL 61010-1, EN 61010-2-201, UL 61010-2-201
• Maritime Approvals: ABS, Bureau Veritas, DNV-GL, Lloyd's Register
• Electromagnetic Compatibility: EN 61000-6-4, EN 61000-6-2
• Mechanical Standards: IEC/EN 61131-2 compliance
• Equipment Classification: Class I (ground protected design)
• Environmental Directives: RoHS EN 50581:2012, WEEE 2012/19/EU

Module Dimensions

• Overall Width: 64 mm (2.52 inches) with connector attached
• Installed Width: 58.5 mm (2.3 inches) edge clearance
• Unit Depth: 64 mm (2.52 inches) including terminal area
• Total Height: 170 mm (6.7 inches) with mounting latch
• Component Weight: 0.17 kg (0.37 pounds)

Common Questions

What control modules connect to the TU819 interface?

The ABB TU819 module connects exclusively to DI818 digital input and DO818 digital output modules.

How much current can each signal channel handle?

Every signal channel on the TU819 supports a maximum current load of 2.5 amperes.

Is vertical installation permissible for this module?

Vertical mounting is acceptable, with an environmental limit of 40°C (104°F) maximum ambient temperature.

For technical specifications or to purchase 3BSE068891R1, email sale@etowonauto.com.