General Electric IC693MDL740J Positive Logic Output Module

The GE IC693MDL740J is a 12/24 VDC Positive Logic Output Module from the GE Series 90-30 programmable logic controller (PLC) family. It is designed for applications that require digital discrete control using sourcing-type output logic. With 16 output points, this module delivers reliable and fast switching for field devices such as relays, contactors, solenoids, indicator lights, and motor starters that require positive logic DC control.

The MDL740J operates by providing voltage to the load (sourcing) when turned ON and is highly efficient in installations where consistent logic behavior and output response are crucial. The 16 outputs are divided into two groups of eight, each with a separate common for wiring flexibility. Additionally, the module is protected against overcurrent and includes status indicators for each output channel, simplifying monitoring and maintenance.

Built to last in harsh industrial environments, the MDL740J stands as a reliable workhorse in discrete output applications across industries.

Technical Specifications

Applications

The GE IC693MDL740J finds broad application in industrial automation systems that rely on digital output control. Common application areas include:

• Automated Manufacturing Lines – Controlling actuators, relays, and status indicators.

• Material Handling Systems – Operating diverters, alarms, conveyors, and motors.

• Water/Wastewater Management – Output control to pumps and solenoid valves.

• Food & Beverage Processing – Triggering output devices in sorting and filling lines.

• HVAC and Building Automation – Switching on fans, lights, and contactors.

• Packaging Machines – Controlling wrapping, sealing, and cutting operations.

Key Advantages

Sourcing Output Design: Ideal for use with sinking-type input devices.

Fast Switching Response: Suitable for time-sensitive output applications.

Flexible Wiring Options: Two groups with separate commons for easy field wiring.

Diagnostic LEDs: Simplifies field diagnostics and reduces downtime.

Built-in Protection: Overcurrent and thermal protection increase reliability.

Compact Footprint: Saves space in control cabinets with high-density output layout.

Wide Compatibility: Seamlessly integrates with GE 90-30 CPUs and other Series 90-30 modules.

Frequently Asked Questions (FAQ)

1. What is the primary function of the IC693MDL740J?

   It provides 16 discrete positive logic outputs for controlling field devices such as relays and solenoids.

2. Does the module support sourcing or sinking logic?

   It supports sourcing logic, meaning it supplies voltage to the load.

3. Can I mix 12 VDC and 24 VDC devices on the same module?

   No, all devices connected should match the nominal supply voltage (typically either 12 or 24 VDC).

4. Is the module hot-swappable?

   No, power must be turned off before removing or inserting the module.

5. Does it offer protection features?

   Yes, it includes overcurrent and thermal protection.

6. Are there status indicators for each output?

   Yes, each output has a dedicated LED indicator.

7. What happens if an output exceeds the 0.5 A rating?

   The module will shut down the output to prevent damage.

8. Can it be used in hazardous environments?

   It’s certified for standard industrial use but not for intrinsically safe or hazardous-rated zones.

9. How is the wiring organized?

   Outputs are arranged in two isolated groups of 8, each with its own common terminal.

10. What GE PLCs are compatible with this module?

    It is fully compatible with GE Series 90-30 PLC systems.