ABB AI890 3BSC690071R1 Analog Input Module

 Overview

The 3BSC690071R1 is an 8-channel analog input module designed for industrial automation systems. It supports 0–20 mA unipolar signals and ensures intrinsic safety for hazardous environments. Engineers can rely on its fast 5 ms update cycle and robust diagnostics for real-time monitoring. This module integrates seamlessly with S800 mechanical systems, offering high reliability in complex control applications. Certifications from ABS, BV, DNV, and LR make it suitable for marine and industrial installations.

Technical Specifications

• Signal Type: Unipolar single-ended, 0–20 mA

• Number of Channels: 8

• Resolution: 12 bit

• Isolation: Group-wise isolated from ground

• Under/Over Range: 0 / 22 mA

• Maximum Error: 0.1%

• Temperature Drift: Typ. 50 ppm/°C, Max. 100 ppm/°C

• Input Filter (Rise Time 0–90%): 75 ms

• Update Cycle Time: 5 ms

• Current Limiting: Built-in transmitter power limiting

• CMRR (50Hz/60Hz): >80 dB

• NMRR (50Hz/60Hz): >20 dB

• Rated Insulation Voltage: 50 V

• Dielectric Test Voltage: 500 V AC

• Power Dissipation: 1.5 W

• Current Consumption +5 V Modulebus: Typ. 70 mA, Max. 150 mA

• Current Consumption +24 V External: Typ. 220 mA, Max. <300 mA

Diagnostics

• Front LEDs: F(ault), R(un), W(arning)

• Supervision: Internal process supply

• Status Indication: Module Error, Module Warning, Channel Error

Environment and Certification

• CE Mark: Yes

• Electrical Safety: EN 61010-1, EN 61010-2-201

• Hazardous Location: ATEX/IECEx Zone 2, cFMus C1 Div 2, interfaces to Zone 0

• Marine Certification: ABS, BV, DNV, LR

• Operating Temperature: 0 to +55 °C (+32 to +131 °F)

• Storage Temperature: -40 to +70 °C (-40 to +158 °F)

• Pollution Degree: 2 (IEC 60664-1)

• Corrosion Protection: ISA-S71.04: G3

• Humidity: 5 to 95%, non-condensing

• Max Ambient Temperature: 55 °C vertical mounting, 40 °C compact MTU

• Protection Class: IP20 (IEC 60529)

• Mechanical Operating Conditions: IEC/EN 61131-2

• EMC: EN 61000-6-4, EN 61000-6-2

• Overvoltage Category: IEC/EN 60664-1, EN 50178

• Equipment Class: Class I (IEC 61140, earth protected)

• RoHS Compliance: DIRECTIVE/2011/65/EU

• WEEE Compliance: DIRECTIVE/2012/19/EU

Compatibility

• Use With MTU: TU890, TU891

• Keying Code: AC

Dimensions

• Width: 45 mm (1.77”)

• Depth: 102 mm (4.01”), 111 mm (4.37”) including connector

• Height: 119 mm (4.7”)

• Weight: 0.2 kg (0.44 lbs.)