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ABB - Process Automation 3BSC690086R1 - AI895 Analog Input IS HART 8 ch
ABB - Process Automation

3BSC690086R1


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Overview

The ABB AI895 Analog Input Module (SKU 3BSC690086R1) is an 8-channel intrinsically safe analog input unit designed for process automation applications. This module provides single-ended 4-20 mA signal input with 0.1% accuracy and supports HART communication pass-through for field device configuration and diagnostics. Rated for 50 V isolation, the AI895 meets G3 protection class requirements for enhanced safety in hazardous environments. Key specifications include 12-bit resolution, bipolar operation, and redundant configuration capability. The module requires either the TU890 or TU891 Module Termination Unit for proper installation and wiring. Certified for intrinsic safety, this unit is ideal for use in oil & gas, chemical processing, and other industries where explosion-proof instrumentation is mandatory. The AI895 integrates seamlessly with ABB's process automation systems, providing reliable signal acquisition for critical control loops. Its high-integrity design includes sequence-of-events (SOE) logging and advanced diagnostics for improved operational reliability. With transmitter power supply capability and current-limited outputs, this module supports a wide range of field instruments while maintaining compliance with safety standards.
  • 8-channel single-ended 4-20 mA input with 0.1% accuracy
  • Intrinsically safe design with 50 V rated isolation
  • HART communication pass-through for field device configuration
  • Requires TU890 or TU891 Module Termination Unit
  • G3 protection class compliant for hazardous environments

Specifications

CE mark
Yes
Corrosion protection
ISA-S71.04: G3
Depth
102 mm (4.01"), 111 mm (4.37") including connector
Electrical safety
EN 61010-1, EN 61010-2-201
EMC
EN 61000-6-4, 61000-6-2
Equipment class
Class I according to IEC 61140; (earth protected)
HART
Yes
Hazardous Location
ATEX/IECEx Zone 2 with interface to Zone 0, cFMus C1, Div 2/Zone 2 with interface to C1, C2, C3 Div 1/Zone 0
Height
119 mm (4.7")
High integrity
No
Intrinsic safety
Yes
Marine certification
ABS, BV, DNV, LR
Max ambient temperature
55C (131F), for vertical mounting in compact MTU 40C (104F)
Mechanical operating conditions
IEC/EN 61131-2
Mechanics
S800
Number of channels
8
Overvoltage categories
IEC/EN 60664-1, EN 50178
Pollution degree
Degree 2, IEC 60664-1
Power dissipation
4.75 W
Protection class
IP20 according to IEC 60529
Rated insulation voltage
50 V
Redundancy
No
Relative humidity
5 to 95%, non-condensing
Resolution
12 bit
RoHS compliance
EU RoHS, UAE RoHS, CN RoHS
Signal specification
4...20 mA
Signal type
Unipolar single ended
SOE
No
Temperature, Operating
0 to +55C (+32 to +131F)
Temperature, Storage
-40 to +70C (-40 to +158F)
Type
Analog Input
WEEE compliance
DIRECTIVE/2012/19/EU
Weight
0.2 kg (0.44 lbs.)
Width
45 mm (1.77")
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Frequently Asked Questions about ABB - Process Automation

What certifications and standards do ABB - Process Automation products comply with?

ABB - Process Automation products comply with an extensive range of international, national, and marine certifications, including IEC, EN, UL, CSA, CE, and marine classification society standards. Key certifications include IEC 60947 series standards for low-voltage switchgear, UL and CSA approvals for North American markets, CE marking for European compliance, and marine approvals from societies like Bureau Veritas, DNV, and Lloyd's Register of Shipping.

What industries and applications are ABB - Process Automation products used for?

ABB - Process Automation products are engineered for critical applications across multiple heavy-duty and process industries, including Chemical, Energy, Oil and Gas, Mining, Metals, Pulp and Paper, Marine and Offshore, Food and Beverage, and Water/Wastewater. Their solutions cover a wide range of applications such as pump and compressor systems, conveyors, cranes, hoists, fans, and complex industrial automation requirements, with specialized drive systems designed for high-reliability environments and sustainable industrial operations.

What technical support does ABB - Process Automation offer?

ABB - Process Automation offers comprehensive technical support through a full range of lifecycle services, including 24/7 support, software maintenance, technical assistance, repairs, spare parts logistics, training, and customized service agreements. Their technical support covers system diagnostics, cyber security, performance checks, and provides ongoing optimization to maximize plant availability, reliability, and operational excellence.

What are the main product lines offered by ABB - Process Automation?

ABB - Process Automation offers the comprehensive Compact Product Suite, which includes process controllers, field interfaces, HMIs, and control systems designed for industrial automation. Key product lines include the AC 800M Controller, S800 I/O systems, HR Series Controllers, SD/SDe Controllers, and ABB Ability™ Symphony® Plus platform. These products provide seamless integration, scalability, and high performance across process industries, supporting everything from small to large multi-system configurations.

What are the key features of ABB - Process Automation products?

ABB - Process Automation products feature a SIMPLE, SCALABLE, SEAMLESS, and SECURE total plant automation solution. The Symphony Plus system offers comprehensive integration across plant operations, supporting everything from small to large multi-system configurations with seamless device and system connectivity. Key capabilities include advanced cybersecurity, flexible control platforms, and the ability to integrate new technologies and functionalities incrementally while protecting existing control system investments.

What communication protocols do ABB - Process Automation products support?

ABB - Process Automation products support a comprehensive range of industrial communication protocols, including PROFIBUS DP V1, PROFINET with dual port, EtherNet/IP with dual port, CANopen, and Modbus RTU. Additional supported protocols include IEC 61850, OPC UA, and MasterBus 300, providing flexible connectivity for diverse industrial automation requirements.

What environmental ratings do ABB - Process Automation products have?

ABB - Process Automation products feature robust environmental ratings across multiple standards. Typical ratings include IP54 to IP66 protection levels, with options for dust-tight and water-resistant enclosures. Products are certified for various environmental conditions, including CSA and CE standards, with specific ratings for industrial and outdoor applications ranging from NEMA Type 1 to Type 4X enclosures.

What accessories are available for ABB - Process Automation products?

ABB - Process Automation offers a comprehensive range of accessories for motor protection and control products. Key accessories include expansion modules like the DX111-FBP.0 (digital inputs), VI150-FBP.0 (voltage module), and AI111.0 (analog/temperature module). Additional accessories span auxiliary contact blocks, electronic timers, interlocks, interface relays, terminal blocks, connection accessories, and mounting pieces for contactors and motor starters.

How are ABB - Process Automation products typically installed?

ABB - Process Automation products are installed through a comprehensive, professional process that includes precise equipment verification, systematic assembly, secure electrical connections, and thorough pre-commissioning and commissioning tests. Installation services cover critical steps such as foundation frame verification, equipment assembly, bushing and busbar installation, control cable connections, earthing system connection, and comprehensive functional testing to ensure optimal performance and reliability.

What is ABB - Process Automation's warranty policy?

ABB - Process Automation offers standard and extended warranty options for its industrial automation products. For specific product lines like S800 I/O, S900 I/O, Fieldbus, and AC 800M, customers can purchase extended warranty coverage ranging from 12 to 48 additional months. The extended warranty pricing is calculated as a percentage (3-12%) of the affected hardware articles in the order, with terms governed by ABB AB in Sweden's Process Control Products supply conditions.