Voltage Input Module - GE Fanuc Emerson IC694MDL655

GE Fanuc IC694MDL655 High-Density Discrete Input Module

Channel Configuration and Layout

• Total Channels: 32 digital inputs in a compact design
• Group Organization: 4 separate groups of 8 channels each
• Wiring Flexibility: Supports both sinking and sourcing configurations
• High Density: Maximizes rack space efficiency in control systems
• Group Isolation: Each bank operates with independent protection

Electrical Specifications

• Voltage Range: 0-30 VDC wide operating span
• Nominal Voltage: 24 VDC standard industrial rating
• Input Current: 7.0 mA per point at 24VDC
• Response Time: 2 ms maximum for on/off transitions
• Cable Length: 30 meters maximum recommended distance

Isolation and Power Requirements

• Module Isolation: 250 VAC protection for entire unit
• Group Isolation: 50 VAC between channel banks
• Backplane Power: 195 mA at +5V from main rack
• Field Power: 224 mA at +24V external supply
• Isolation Testing: Meets industrial safety standards

Performance Characteristics

• Fast Response: 2 ms timing ensures rapid system updates
• Logic Flexibility: Positive and negative logic programming
• Signal Integrity: Maintains accuracy over long cable runs
• Noise Immunity: Designed for electrically noisy environments
• Reliable Operation: Consistent performance in industrial settings

Frequently Asked Questions

How many input points does the IC694MDL655 provide?

The module offers 32 high-density digital inputs organized in 4 groups of 8.

What is the maximum response time for input detection?

The IC694MDL655 features a fast 2 ms maximum response time for both on and off states.

What voltage range does this input module support?

It accepts signals from 0-30 VDC with 24 VDC as the nominal operating voltage.

What isolation protection is provided?

The module has 250 VAC overall isolation and 50 VAC between channel groups.

What are the power requirements?

It draws 195 mA at +5V from backplane and 224 mA at +24V from field supply.

Can I use both positive and negative logic?

Yes, the IC694MDL655 supports both positive and negative logic operation for flexibility.

What is the maximum recommended cable length?

You can use cables up to 30 meters while maintaining signal integrity.