Allen-Bradley 1756-OB16E Digital Output Module – ControlLogix 16-Point Spare Part
Allen-Bradley 1756-OB16E is listed for ControlLogix RFQ review. Confirm quantity, condition and destination before quotation.
Model: 2711P-RP3
Product Overview
Commercial availability is handled through direct RFQ, model verification and export-oriented follow-up rather than public cart checkout.
Datasheet Preview
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Commercial Path
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Technical Dossier
The 2711P platform was introduced in the mid-2000s as a successor to the original PanelView Plus (2711P-K and 2711P-B prefix terminals). Early revisions used CompactFlash-based storage and VGA-resolution displays. The architecture matured through several firmware generations under FactoryTalk View ME, progressively adding support for higher-resolution displays (SVGA, XGA), expanded DRAM (from 128 MB to 512 MB), and dual-port Ethernet for Device Level Ring (DLR) topologies.
The 2711P-RP series logic modules represent the replaceable compute core of the terminal. They are field-swappable and carry the operating system, application flash, and communication stack independently of the display panel. This separation was a deliberate design choice to extend service life: a failed display does not require logic module replacement, and vice versa. The 2711P-RP3 specifically is a 256 MB Flash variant with Marine certification (UL Marine, DNV GL), making it the required logic module for shipboard and offshore installations subject to vibration, humidity, and salt-air standards.
Compatibility constraints are significant: logic modules are matched to specific terminal series (T4, T6, T7, T9, T10, T12, T15 display sizes) and firmware versions. Cross-generation substitution requires careful FactoryTalk View ME version alignment. Terminals running ME 8.x and above require logic modules with matching firmware baselines; downgrading is not supported by Rockwell.
Logic Modules (RP Series)
Display Terminals (T Series — by screen size)
Communication Adapters
Power Supply & Accessory Modules
The 2711P logic module presents specific test challenges due to its integrated flash storage, USB controller, and dual-stack communication architecture. DriveKNMS applies a structured validation protocol to all 2711P logic modules prior to shipment:
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