ABB TU845 Redundant I/O Module

Overview

The TU845 MTU is a modular and redundant I/O module designed for high-performance industrial automation applications. It supports up to 8 I/O channels and provides both voltage and current input options.

General Information

• Article Number: 3BSE021447R1
• Type: Redundant
• Connection: Terminal block
• Channels: 8 I/O channels
• Voltage: 50 V maximum
• Mounting: Vertical
• Mounting Detail: 55°C (131°F) maximum
• Use with I/O: AI845, AI880, AI880A, DP840
• Process Connections: Up to 8 I/O channels (2 terminals per channel), 4 Process power, 20 Process power (0V)

Detailed Data

• Maximum Current per I/O Channel: 2 A
• Maximum Current Process Connection: 5 A
• Wire Size:
  • Solid: 0.2 to 4 mm²
  • Stranded: 0.2 to 2.5 mm², 24 to 12 AWG
• Recommended Torque: 0.5 to 0.6 Nm
• Stripping Length: 7 mm
• Dielectric Test Voltage: 500 V a.c.

Environmental and Certification

• CE Mark: Yes
• Electrical Safety:
  • EN 61010-1
  • UL 61010-1
  • EN 61010-2-201
  • UL 61010-2-201
• Hazardous Location:
  • C1 Div 2 cULus
  • C1 Zone 2 cULus
  • ATEX Zone 2
• Temperature Range:
  • Operating: 0°C to +55°C (+32°F to +131°F)
  • Storage: -40°C to +70°C (-40°F to +158°F)
• Pollution Degree: Degree 2, IEC 60664-1
• Corrosion Protection: ISA-S71.04: G3
• Relative Humidity: 5 to 95%, non-condensing
• Protection Class: IP20 (IEC 60529)
• Mechanical Operating Conditions: IEC/EN 61131-2
• EMC Compliance:
  • EN 61000-6-4 (emissions)
  • EN 61000-6-2 (immunity)
• Overvoltage Categories: IEC/EN 60664-1, EN 50178
• RoHS Compliance: Yes (EN 50581:2012)
• WEEE Compliance: DIRECTIVE/2012/19/EU

Dimensions

• Width: 131 mm (5.16”) including connector, 124 mm (4.88”) edge to edge installed
• Depth: 64 mm (2.52”) including terminals
• Height: 186.5 mm (7.34”) including locking device
• Weight: 0.6 kg (1.3 lbs.)