ABB AI843 Analog Input Module
ABB AI843 is a 16-channel analog input module for S800 I/O with differential current or voltage inputs and support for single or redundant applications.
Description and purpose
ABB AI843 is a 16-channel analog input module for S800 I/O with differential current or voltage inputs and support for single or redundant applications. Confirm the complete order code and installed-system compatibility before replacement.
Trying to replace a difficult-to-source control module?
Send Myrtle the complete AI843 nameplate, suffix or product ID, installed system and required quantity. We will organize the configuration details before quoting.
Application scenarios
Use AI843 only after confirming the installed ABB system, order code and field connection requirements.
Use AI843 only after confirming the installed ABB system, order code and field connection requirements.
Use AI843 only after confirming the installed ABB system, order code and field connection requirements.
Use AI843 only after confirming the installed ABB system, order code and field connection requirements.
Ordering information
T/T
Xiamen
3–5 days
In stock
Product image and identification notes
Use the image as a visual reference only. Final selection must be based on the complete nameplate, suffix or product ID and the installed system configuration.
What buyers should verify
Compare every visible identification detail with the installed unit before authorizing shipment. Similar housings can contain different signal ranges, channel configurations or system interfaces.
FAQ about ABB AI843
AI843 adds advanced onboard diagnostics and supports single or redundant operation. Selection must still follow the station design and article number.
The module has 16 outputs in two individually isolated groups of eight input channels, rated at 0...20 mA, 4...20 mA or 0...10 V.
ABB lists TU810, TU812, TU814, TU830, TU833, TU842, TU843 and TU852.
Confirm both module positions, MTU, input signal type, field wiring, redundancy state and system diagnostics before removal or insertion, following the ABB maintenance procedure.
Send the complete front and side labels, full suffix or ABB article number, installed terminal hardware, quantity and system arrangement. The short model alone is not enough for a controlled replacement.
No. Modules in the same family can share a housing while using different signal ranges, channel grouping or output behavior. Match the manufacturer identification and the installed engineering records.
Coordinated support from PLCEXPORT China
PLCEXPORT assists maintenance and project teams with model identification, quotation coordination and international automation-parts supply.
Our team, workplace and order preparation
Recommended Models
Allen Bradley & Honeywell - published products
Others - other recommended brands
Need a quick compatibility and supply check?
Send Myrtle the full AI843 designation, clear nameplate photos, quantity and destination. We can organize the request and confirm commercial details before quotation.
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