The Allen-Bradley 1745-E102 is an expansion unit designed for use with the SLC 100 and SLC 150 series of programmable logic controllers. This unit serves to extend the I/O capacity of the base controller, allowing for more complex automation configurations in legacy industrial control systems. Please note that this product was officially discontinued by the manufacturer on April 16, 2014.

Features

• Compatible with Allen-Bradley SLC 100 and SLC 150 PLC systems
• Designed for seamless expansion of controller I/O capabilities
• Rugged industrial construction suitable for control cabinet environments
• Reliable interface for legacy automation architectures

Applications

This expansion unit is primarily utilized in industrial environments where existing SLC 100 or SLC 150 systems require additional I/O points to support expanded machinery or process control requirements. It is a critical component for maintaining and extending the service life of legacy Allen-Bradley control platforms.

Technical Specifications

Installation Guidelines

• Ensure the PLC system is powered down before installing or removing the expansion unit to prevent electrical damage.
• Mount the unit securely within a suitable industrial enclosure, ensuring adequate clearance for ventilation and cable routing.
• Verify that all interconnecting cables between the base controller and the expansion unit are properly seated and secured.
• Follow standard ESD (Electrostatic Discharge) precautions when handling the module to protect internal circuitry.
• Ensure the environment is free from excessive vibration, moisture, and corrosive gases to maintain long-term reliability.

FAQ

Is the 1745-E102 still in production?

No, the 1745-E102 was discontinued by the manufacturer on April 16, 2014. It is currently available primarily through surplus or refurbished inventory channels.

What systems is this expansion unit compatible with?

This unit is specifically designed for use with the Allen-Bradley SLC 100 and SLC 150 programmable controller series.