Product Description
The SMC Dialog Plus 150-B135NBDA-8M is a versatile solid-state motor controller designed for industrial use, accepting 200-460VAC three-phase power (50/60Hz) and handling up to 135 amps and 5-100 horsepower motors. Its open enclosure facilitates easy installation and maintenance, while integrated heatsink fans provide cooling. It features a soft stop function, operates with a 100-240VAC control voltage, and offers an optional load-mounted protective module for increased safety and reliability.
Is Your Device Showing These Signs?
The Allen Bradley 150-B135NBDA-8M SMC Flex Smart Motor Controller commonly experiences issues such as failed SCRs, requiring replacement to restore motor control functionality. Overload faults are frequent, often stemming from incorrect current settings or motor inefficiencies; recalibration and motor inspection are necessary. Communication errors on the DeviceNet network impede remote monitoring and control, demanding troubleshooting of cabling, node addressing, and network configuration. Internal power supply failures prevent proper operation, necessitating replacement or component-level repair. Firmware corruption can also occur, requiring a reflash to ensure proper operation and prevent erratic behavior.
Technical specifications
The SMC Dialog Plus 150-B135NBDA-8M is an industrial solid-state motor controller for 200-460VAC three-phase power, handling up to 135 amps and 5-100 HP motors. It has an open enclosure for easy access, integrated cooling fans, a soft stop function, 100-240VAC control voltage, and an optional load-mounted protective module.
Our Repair Process for the
150-B135NBDA-8M
Our repair process for the Allen Bradley 150-B135NBDA-8M SMC Flex Smart Motor Controller begins with a comprehensive diagnostic evaluation to pinpoint the root cause of the malfunction. For failed SCRs, replacement is performed using verified components, followed by rigorous testing to confirm motor control functionality. Overload faults are addressed through precise recalibration of current settings and a thorough inspection of the connected motor for inefficiencies. Communication errors on the DeviceNet network are resolved through systematic troubleshooting of cabling, node addressing, and network configuration. Internal power supply failures necessitate either complete replacement or component-level repair, ensuring stable and reliable power delivery. Finally, firmware corruption is rectified via a controlled reflash procedure, guaranteeing proper operation and preventing erratic behavior.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.

Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.

















