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    Active / Available from OEM
    ABB currently documents AI845 and article number 3BSE023675R1 in the official 800xA hardware selector. Confirm hardware revision, approvals and project compatibility before ordering.

AI845 3BSE023675R1

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ABB AI845 is an S800 Analog Input Module for the S800 platform.
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Technical specifications for AI845 3BSE023675R1

  • Manufacturer:
    ABB
  • Part Number:
    AI845 3BSE023675R1
  • Product Family:
    ABB Advant OCS and Advant-800xA
  • Product Type:
    S800 Analog Input Module
  • Stock:
    1
  • Signal specification:
    0..20mA, 4..20 mA, 0..5 V, 1..5 V
  • Number of channels:
    8
  • Signal type:
    Unipolar single ended
  • HART support:
    Yes
  • Redundancy support:
    Yes
  • High-integrity support:
    No
  • Intrinsic-safety support:
    No
  • Resolution:
    12 bit
  • Tariff Code:
    85389000
  • Country of origin:
    Switzerland
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Signal Data Diagnostics Compatibility Installation Check

Features:

  • Signal specification: 0..20mA, 4..20 mA, 0..5 V, 1..5 V
  • Number of channels: 8
  • Signal type: Unipolar single ended
AI845 integrates 8 channels into the ABB S800 platform.

Assess signal limits, isolation, update time and diagnostics as one design.

Use a compatible MTU and verify the field loop before commissioning AI845.
Verified resources for ABB AI845:

Signal Data:

  • Signal specification: 0..20mA, 4..20 mA, 0..5 V, 1..5 V
  • Number of channels: 8
  • Signal type: Unipolar single ended
Apply official AI845 limits to the complete field circuit.

Diagnostics:

  • F(ault), R(un), W(arning)
  • Module error: analog read back, reference voltage, internal power supply, checksum, watchdog and memory error Internal channel error: low pass filter´, multiplexer, test channel errorExternal channel error: external power supply low, transmitter power, external shunt error
  • Module Error, Module Warning, Channel error
Resolve all AI845 diagnostics before operation.

Compatibility:

  • Compatible MTUs: TU810, TU812, TU814, TU818, TU830, TU833, TU835, TU838, TU844, TU845, TU854
  • Verify module keying
  • Confirm controller support
Match AI845 to an approved ABB S800 configuration.

Installation Check:

  • Check signal and field power
  • Verify MTU and channel mapping
  • Perform end-to-end tests
Document testing after installing AI845.
Description
ABB AI845 S800 Analog Input Module is an S800 Analog Input Module with 8 channels for 0..20mA, 4..20 mA, 0..5 V, 1..5 V signals. ABB identifies it by article number 3BSE023675R1 for the S800 I/O platform.

Its documented channel design includes 12 bit resolution, Groupwise isolated from ground, an update cycle of 10 ms. Evaluate these limits together with the field device, process power and cabinet environment.

Use AI845 only with a compatible ABB module termination unit such as TU810, TU812, TU814, TU818, TU830, TU833, TU835, TU838, TU844, TU845, TU854. Confirm signal range, keying, wiring, isolation, revision and channel tests before commissioning or replacement.
Alternative Names
AI845 AI 845 ABB AI845 ABB AI 845 AI845 3BSE023675R1 ABB 3BSE023675R1 ABB AI845 3BSE023675R1 AI845 S800 Analog Input Module
Technical notes
AI845 provides the documented ABB Analog Input channel set for 0..20mA, 4..20 mA, 0..5 V, 1..5 V. Match signal, MTU, keying and hardware revision before commissioning.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
Which signals does AI845 handle?
ABB specifies 0..20mA, 4..20 mA, 0..5 V, 1..5 V across 8 channels.
Which termination units are compatible with AI845?
ABB lists TU810, TU812, TU814, TU818, TU830, TU833, TU835, TU838, TU844, TU845, TU854; check revision and keying.
How is AI845 isolated?
Official data states Groupwise isolated from ground. Include field power and grounding.
Which timing or conversion limit matters for AI845?
Use official resolution, filtering and update-cycle values when calculating response.
Can AI845 directly replace another ABB I/O module?
Only when signal, channels, MTU, keying, power, software, approvals and revision match.
Which diagnostics should be checked on AI845?
Review front LEDs and channel, module, power and communication diagnostics.
What should be tested after installing AI845?
Test every used channel through field device, wiring, MTU, database and final action.
What information is needed to quote AI845?
Provide AI845, article 3BSE023675R1, quantity, hardware revision, destination and certifications.