Allen-Bradley 80190-540-02-R PC Board

Name: Allen-Bradley 80190-540-02-R PC Board
Brand: Allen-Bradley

Model: 80190-540-02-R

Brand Allen-Bradley

Series Pending

Model 80190-540-02-R

RFQ-ready model route Obsolete and surplus sourcing Export follow-up by model list

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Technical Dossier

Product Details And Specifications

Allen-Bradley 80190-540-02-R Series Technical Notes

The Allen-Bradley 80190-540-02-R PC Board is a backplane-level circuit board assembly used within the Allen-Bradley PLC-5 and 1771 I/O chassis ecosystem — one of the most widely deployed programmable controller platforms in global heavy industry. Installations of this platform span petrochemical refineries, nuclear power auxiliary systems, offshore oil & gas platforms, pulp and paper mills, and continuous-process chemical plants across North America, Europe, and Asia-Pacific. The 80190 board series serves as an internal logic or power distribution board within chassis assemblies, providing the electrical interconnect and signal conditioning layer between the backplane bus and individual I/O or processor modules. Due to the long operational lifecycles typical of DCS and PLC infrastructure in regulated industries (often 15–25 years), demand for exact-match replacement boards such as the 80190-540-02-R remains consistent even as the broader PLC-5 platform has entered end-of-life status.

The Evolution of Allen-Bradley PLC-5 / 1771 Architecture

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A: Quantity, required condition, documentation needs, destination and sourcing route are confirmed during RFQ review before quotation.

Allen-Bradley PLC-5 / 1771 Full Catalog & Functionalities (SKU List)

The following SKUs represent verified components within the Allen-Bradley PLC-5 and 1771 I/O platform. Each entry reflects a distinct hardware function within the system architecture.

Processors & CPU Modules

1785-L40B: PLC-5/40 processor, 40K word memory, DH+ and RS-232 ports
1785-L80B: PLC-5/80 processor, 80K word memory, enhanced instruction set
1785-L20B: PLC-5/20 processor, 16K word memory, standard DH+ interface
1785-L60B: PLC-5/60 processor, 64K word memory, dual DH+ ports
1785-L11B: PLC-5/11 processor, 8K word memory, entry-level PLC-5 variant

Digital Input (DI) Modules

1771-IBD: 16-point 24VDC digital input module, sinking type
1771-IA: 16-point 120VAC digital input module, standard density
1771-IB: 16-point 24VDC digital input module, standard density
1771-IG: 16-point TTL-compatible digital input module

Digital Output (DO) Modules

1771-OBD: 16-point 24VDC digital output module, sourcing type
1771-OA: 16-point 120VAC digital output module, triac output
1771-OB: 16-point 24VDC digital output module, transistor output

Analog Input (AI) Modules

1771-IFE: 8-channel analog input module, 4–20mA / 0–10V selectable
1771-IXHR: 4-channel high-resolution thermocouple/mV input module

Communication Adapters

1771-ASB: Remote I/O adapter module, links 1771 chassis to DH+ or RIO network
1771-DCM: Data communication module, serial interface for host computer links

Power Supply Units

1771-P4S: 1771 chassis power supply, 5VDC / 3A output, standard chassis
1771-P7: 1771 chassis power supply, high-capacity 5VDC / 10A output

PC Board / Internal Assembly (Current SKU)

80190-540-02-R: Internal PC board assembly for 1771/PLC-5 chassis; provides backplane signal conditioning and power distribution logic; hardware revision -R; not field-programmable; direct replacement for failed or damaged board assemblies in existing chassis

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