AI895

Overview

AI895 is an 8-channel ABB analog input module for 4–20 mA signals, offering reliable groupwise isolation, built-in current limiting, and high accuracy.

Electrical Specifications

• Resolution: 12 bit

• Isolation: Groupwise isolated from ground

• Input Range: 1.5 to 22 mA

• Error: Typ. 0.05%, Max. 0.1%

• Temperature Drift: Typ. 100 ppm/°C

• Input Filter (0–90% Rise Time): 20 ms

• Current Limiting: Built-in transmitter power limit

• CMRR (50/60 Hz): >80 dB

• NMRR (50/60 Hz): >10 dB

• Rated Insulation Voltage: 50 V

• Dielectric Test Voltage: 500 V AC

• Power Dissipation: 4.75 W

• Current Consumption (+5 V Modulebus): Typ. 130 mA

• Current Consumption (+24 V External): Typ. 270 mA, Max. <370 mA

Environmental Conditions

• Operating Temperature: 0 to +55 °C

• Storage Temperature: -40 to +70 °C

• Relative Humidity: 5 to 95%, non-condensing

• Max Ambient Temperature: 55 °C (40 °C in compact MTU vertical mounting)

Compatibility

• MTU Compatibility: TU890, TU891, TU891Z

• Keying Code: AE

Dimensions

• Width: 45 mm

• Depth: 102 mm (111 mm including connector)

• Height: 119 mm

• Weight: 0.2 kg

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