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SKU: IC697MDL653

GE Fanuc IC697MDL653 Series 90-70 24VDC 32-Point Discrete Input Module

The GE Fanuc IC697MDL653 is a 24VDC digital input module for Series 90-70 PLCs. It features 32 isolated points across four groups, supporting both positive and negative logic. With configurable filter times and 1500VDC backplane isolation, it provides high-density, reliable sensing for industrial applications.

Technical Overview and Functional Utility

The GE Fanuc IC697MDL653 functions as a high-density digital interface for the Series 90-70 Programmable Logic Controller (PLC) environment. By providing 32 discrete input channels, this module allows the PLC to monitor the status of various field devices such as limit switches, pushbuttons, and proximity sensors. Because the module supports both sink and source (positive and negative logic) configurations, it offers significant flexibility for diverse industrial wiring standards.

Group Isolation and Signal Integrity

To ensure robust performance in electrically noisy environments, the IC697MDL653 organizes its 32 channels into four isolated groups of eight. This architecture prevents electrical faults in one group from affecting others. Moreover, the module employs a software-configurable filter, allowing users to select response delays of either 1 ms or 10 ms to eliminate contact bounce and transient interference.

Key Technical Characteristics

  • Brand: GE Fanuc / Emerson
  • Model Number: IC697MDL653
  • Input Capacity: 32 Discrete Points (4 groups of 8)
  • Nominal Voltage: 24 VDC
  • Input Voltage Range: 0 to +30 VDC
  • On-State Voltage: 13.5 to 30 VDC
  • Off-State Voltage: 0 to 5 VDC
  • Input Current: 10 mA (typical at 24 VDC)
  • Isolation Rating: 1500 VDC (Backplane) / 500 VDC (Between Groups)
  • Power Consumption: 300 mA from the 5V bus
  • Dimensions: 4 cm x 21.8 cm x 29.3 cm
  • Weight: 0.62 kg

Advanced Configuration and Monitoring

The IC697MDL653 eliminates the need for manual hardware adjustments since it utilizes software-based I/O configuration rather than physical jumpers or DIP switches. Furthermore, the front panel features a dedicated LED array that provides real-time status updates for every individual input point. This visibility, combined with high-speed processing through the VME backplane, makes the module a reliable component for critical industrial automation tasks.