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SKU: IC200MDD843

GE Fanuc IC200MDD843 VersaMax Discrete Mixed I/O Module

The GE Fanuc IC200MDD843 is a VersaMax Discrete Mixed I/O module featuring 10 sourcing 24V DC inputs and 10 sourcing 24V DC outputs. Designed for high-density applications, it offers 0.5A output current per point, status LEDs, and hot-swappable convenience for reliable industrial PLC automation.

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Operational Overview and System Integration

The GE Fanuc IC200MDD843 serves as a high-density interface within the VersaMax I/O family, combining both input and output capabilities in a single compact footprint. This mixed module facilitates efficient space management by allowing a single slot to handle 20 discrete points—specifically 10 inputs and 10 outputs. It bridges the gap between field devices, such as limit switches or actuators, and the central CPU. Because the module supports a “hot-swap” feature, maintenance teams can replace units without powering down the entire rack, thereby significantly reducing system downtime.

Technical Specification List

  • Manufacturer: GE Fanuc (Emerson Automation)
  • Series: VersaMax I/O
  • Model Identification: IC200MDD843
  • Input Configuration: 10 Points (24V DC Positive Logic/Sourcing)
  • Output Configuration: 10 Points (24V DC Positive Logic/Sourcing)
  • Output Current Rating: 0.5 Amps per point
  • Power Consumption: 100mA from the 5V backplane bus
  • Isolation Integrity: 1500 VAC between field side and backplane logic
  • Status Monitoring: 20 Individual LED indicators for I/O status plus one power LED
  • Dimensions: 10.8 cm x 6.3 cm x 5.7 cm
  • Mounting: DIN rail via I/O Carrier (IC200CHSxxx series)

Performance Characteristics and Protection

Engineers designed the IC200MDD843 to handle the rigorous demands of industrial automation. The module utilizes positive logic (sourcing) for both inputs and outputs, which standardizes wiring across most modern control cabinets. Furthermore, the 24V DC inputs feature an input filter to debounce signals from mechanical switches, ensuring the CPU receives clean data. On the output side, each of the 10 points can drive up to 0.5A, providing enough power for most solenoids, relays, and indicators. Although it is a mixed module, it maintains high electrical protection through robust group isolation, which shields sensitive backplane electronics from field-side voltage surges.

Diverse Industrial Applications

The VersaMax IC200MDD843 excels in decentralized control architectures. Since it combines inputs and outputs, it is particularly effective for:

  • Small Machinery Control: Managing a limited number of sensors and valves on a single conveyor or packaging station.
  • Remote I/O Stations: Reducing wiring costs by placing I/O closer to the field devices in large-scale manufacturing plants.
  • Skid-Mounted Systems: Providing a low-profile control solution for oil and gas filtration or pumping skids.
  • HVAC and Building Automation: Interfacing with dampers, fans, and status sensors in environmental control systems.

Ultimately, the IC200MDD843 provides a versatile, cost-effective solution for users who require both input and output functionality but have limited rail space.

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