GE IC693MDL240E AC Digital Input Module

Description

GE IC693MDL240E AC Digital Input Module

Product Dimensions：

The GE Fanuc / Emerson Automation IC693MDL240E is a 120-Volt AC Input Module from the popular Series 90-30 PLC family. It is designed to interface the PLC controller with external discrete (ON/OFF) field devices operating on standard alternating current.

Product Detailed Description

The IC693MDL240E provides 16 input channels grouped into a single isolated circuit with a common power return terminal. It converts high-voltage 120V AC signals from pilot devices—such as pushbuttons, limit switches, and selector switches—into low-voltage logic-level signals that the Series 90-30 CPU can process. The module features 16 LED indicators on the front panel to display the ON/OFF status of each individual input point.

Technical Parameters

Product Advantages

• High Density: 16 distinct channels packed into a single-slot footprint optimize backplane utilization and chassis space.
• Status Visibility: Removable front-facing LED strip allows for immediate visual troubleshooting of field signals without opening the cabinet.
• Proximity Switch Compatibility: Designed with specific input characteristics that easily accommodate 2-wire proximity sensors.
• Robust Isolation: Delivers optical isolation between the high-voltage field-side circuitry and the sensitive low-voltage PLC backplane logic, protecting the CPU from external surges.

Important Considerations & Precautions

• Common Terminal Limitation: Because all 16 channels share a single common return terminal, all field inputs wired to this module must operate off the same phase of the AC power supply.
• Leakage Current: When using 2-wire proximity switches, ensure their OFF-state leakage current is well below the module’s threshold to prevent a channel from getting stuck “ON.”
• Response Delay: The 30 ms response time is intentionally designed to filter out AC line noise. However, this makes the module unsuitable for high-speed counting or microsecond-level pulse catching.
• Hot-Swapping: Do not insert or remove this module while the PLC chassis power is turned on; doing so can damage the module or corrupt backplane communication.

Product Applications

The IC693MDL240E is universally utilized across manufacturing environments where standard 120V AC control voltage is preferred for noise immunity over long distances:

• Conveyor & Sorting Lines: Reading standard 120V limit switches, photo-eyes, and E-stop pushbuttons.
• Water Treatment Plants: Monitoring level switches, valve position feedback, and pump runtime contacts.
• HVAC Control Panels: Interfacing with building automation thermostats, pressure switches, and interlocking relays.
• Material Handling: Capturing operator commands from control desks and overhead crane pendants.

Shipping Port: Xiamen, China

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