ABB AI895 3BSC690086R1 S800 I/O Intrinsic Safety Analog Input Module with HART

Description

The ABB AI895 is a high-performance 8-channel analog input module designed for the S800 I/O platform. This unit is specifically engineered to interface with 4-20 mA transmitters located in hazardous environments by incorporating internal energy-limiting barriers. By removing the need for external isolation hardware, the 3BSC690086R1 optimizes cabinet space and reduces installation costs. It supports full HART digital communication pass-through, allowing for advanced device management and remote diagnostics of smart field instruments within the System 800xA architecture.

Specifications

• Manufacturer: ABB

• Country of Origin: Switzerland

• Model Number: AI895

• Order Number: 3BSC690086R1

• Product Type: Intrinsically Safe Analog Input

• Number of Channels: 8

• Input Signal Range: 4 to 20 mA

• A/D Resolution: 12-bit

• HART Support: Bi-directional HART communication

• Hazardous Area Suitability: Designed for connection to devices in Zone 0, 1, and 2

• Weight: 0.3 kg

Features

• Built-in Safety Barriers: Provides direct connectivity to field instruments in explosive atmospheres without requiring additional galvanic isolators.

• HART Digital Integration: Facilitates seamless access to smart instrument data, including secondary variables and device health status.

• High-Density Monitoring: Eight differential channels provide efficient use of space for complex process monitoring networks.

• Channel Isolation: Engineered with robust galvanic isolation to prevent ground loop interference and ensure signal purity.

• System Diagnostics: Continuously monitors for field wiring faults such as open circuits or short circuits, reporting status directly to the controller.

• Redundant Application: Compatible with redundant configuration schemes to enhance system availability and process uptime.