16-Point Isolated Group PLC Input Module New | IC697MDL671 GE

Product Overview

The GE Fanuc IC697MDL671 operates as a specialized 24 VDC discrete input module for the Series 90-70 PLC, engineered specifically for high-priority signal handling. Unlike standard input cards, this module features 14 dedicated interrupt points that trigger immediate CPU logic execution, bypassing the standard I/O scan cycle. This capability makes it essential for time-critical applications such as high-speed counting, emergency interlocking, and precision motion indexing. We supply this unit as 100% Brand New original hardware, providing 16 total points organized into four isolated groups to ensure maximum signal integrity in complex industrial environments.

Technical Specifications

The IC697MDL671 provides flexible logic compatibility and high-integrity isolation:

• Model Number: IC697MDL671

• Total Inputs: 16 Points (14 Interrupting, 2 Configuration)

• Point Grouping: 4 isolated groups of 4 points each

• Rated Voltage: 24 Volts DC

• Input Voltage Range: -3 to 30 Volts DC

• Logic Compatibility: Positive or Negative logic (Sinking/Sourcing)

• ON-state Voltage: 13.5 to 30 Volts

• OFF-state Voltage: -3 to 5 Volts (Positive logic); -5 to 30 Volts (Negative)

• Input Filter: Selectable 1 ms or 10 ms

• Input Current: 10 mA (Typical)

• Isolation Voltage: 1500 Volts

• Backplane Current Required: 0.3 Amps

• Weight: 1.75 lbs (0.79 kg)

• Operating Temperature: 0°C to +60°C

Engineering Advantages

The IC697MDL671 provides distinct technical benefits for high-speed automated systems:

• Real-Time Priority Execution: The 14 interrupt points allow the CPU to respond to external events instantly. This architecture eliminates the "scan time delay" inherent in traditional PLCs, allowing for precision control in high-speed manufacturing where every millisecond affects product quality.

• Universal Logic Versatility: The module supports both positive and negative logic. This flexibility allows engineers to integrate various sensors—including 3-wire proximity switches—without adding interposing relays or changing the hardware wiring standard of the entire cabinet.

• Advanced Noise Suppression: Selectable input filters (1 ms or 10 ms) allow users to tune the module to the specific electrical environment. Selecting the 10 ms filter effectively eliminates "contact bounce" from mechanical switches, while the 1 ms setting maximizes performance for solid-state sensors.

• High-Integrity Group Isolation: By dividing the 16 points into four isolated groups, the IC697MDL671 prevents electrical faults or ground loops in one field circuit from impacting the others. The 1500V isolation protects the sensitive backplane electronics from massive field-side voltage transients.

FAQs

Q: Can I use all 16 points as interrupts?A: No. The IC697MDL671 provides 14 dedicated interrupt points and 2 configuration points. The first input on the module is automatically configured as an interrupt to ensure high-priority event handling.

Q: Is this module compatible with standard proximity switches?A: Yes. The hardware design specifically supports proximity switch compatibility. Because it handles both positive and negative logic, it interfaces seamlessly with most 2-wire and 3-wire DC proximity sensors available on the market.

Q: How do I change the input filter speed?A: You select the input filter speed (1 ms or 10 ms) during the software configuration phase in your GE Fanuc programming environment. This allows you to customize the response time for each module based on the specific noise levels of your field wiring.

Q: Does the IC697MDL671 support hot-swapping?A: Yes. The Series 90-70 architecture supports hot insertion and removal. This allows maintenance teams to replace a module without powering down the rack, though we recommend following standard safety procedures for field-side wiring.