80190-440-03-R Allen Bradley Interface Board for SoftStart

Allen Bradley 80190-440-03-R SMC Flex Soft Start Interface Board

Product Overview

The Allen-Bradley 80190-440-03-R (8019044003R) is a high-precision interface PC board assembly designed exclusively for the SMC Flex series of smart motor controllers. As a critical internal component, this interface board facilitates communication between the main control processor and the power switching stage, ensuring smooth acceleration and deceleration profiles for industrial motors. Although some legacy databases may misidentify this part number as a limit switch, it is strictly an electronic control module for soft starters. The 80190-440-03-R is engineered to handle complex diagnostic signals and gate-firing logic, making it essential for maintaining the high-performance torque control and electronic braking features of the SMC Flex hardware platform.

Industrial Application Scenarios

• Centrifugal Pumps: Eliminating fluid surges (water hammer) through precise ramp control and soft stop logic.

• Conveyor Systems: Reducing mechanical belt stress and preventing product toppling during high-load startups.

• Fan and Blower Control: Managing high-inertia loads with current-limited acceleration to protect mechanical drive components.

• Compressors: Providing smooth starting to extend the mechanical life of gearboxes, bearings, and motor windings.

Technical Specifications

The following specifications define the functional and electrical characteristics of the 80190-440-03-R (8019044003R):