Emerson | Emerson Related Products 3502E

Product Details

• Part Number 1 3502E
• Part Number 2 7400090-85
• Part Number 3 7400090-085

Product Description

The Emerson 3502E is a Triconex Digital Input Module used with the Emerson Related Products automation platform.

In day-to-day system operation, this class of module brings discrete field status into the control system. Typical signal sources include switches, relay contacts, permissives, and equipment-status circuits when they match the module's electrical requirements. Final selection should be based on the plant's controlled-equipment records.

Emerson Related Products provides the platform context for this product, while the PLC modules classification identifies its broader automation role. Exact application should follow the installed system configuration. Service decisions should reflect the configured signal and control function.

For maintenance or replacement work, the exact module designation should be checked against the installed hardware, wiring records, and control-system documentation before the component is placed into service. Maintenance planning should reference the installed hardware configuration.

Product Documentation

• Part Notes

  Invensys Triconex

• Catalog Description

  Triconex Digital Input Module 3502E, 48 VAC/VDC

• Common Part Typos 35O2E

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