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Allen Bradley 8520 CNC Controllers 8520-DH1

Product image is representative; revision or series may vary. Contact us to request a specific version.

8520-DH1

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The 8520-DH1 from Allen Bradley functions as an adapter module designed for efficient operation in CNC and industrial automation contexts. It operates on a control logic voltage of 24 VDC and supports three motor axes, enabling comprehensive management of motor operations.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 8520-DH1

ManufacturerAllen Bradley
Product TypeAdapter Module
Product Line8520 CNC Controllers
Part Number8520-DH1
Weight1.88 lbs (0.85 kg)
Protection FeaturesOvercurrent, Motor Fault
Feedback InputMotor Current Sensing
Voltage24 VDC Control Logic
Motor Axes Supported3 Axes
Current MonitoringPer Axis
Control Signal TypePWM (Pulse Width Modulation)
Output SignalDrive OK/Axis Enable
Communication ProtocolEtherNet/IP, Modbus TCP, PROFINET
Compatible System9-Series CNC
Interface TypeDigital Servo Amplifier
ApplicationCNC/Industrial Automation
Connector TypePCB Edge/Terminal

The Allen Bradley 8520-DH1 adapter module is a crucial component for 9-Series CNC systems, engineered to enhance monitoring and control functions. At its core, the device operates with a control logic voltage of 24 VDC, which ensures compatibility with standard control circuits used in CNC settings. This module effectively supports up to three motor axes, allowing precise control over multiple motion operations simultaneously.

Protection against overcurrent and motor faults adds a layer of resilience, ensuring reliable performance even during demanding tasks. The feedback input system utilizes motor current sensing, providing real-time data essential for optimal performance and troubleshooting. It is capable of monitoring current on a per-axis basis, which enhances the granularity of control in complex systems.

The 8520-DH1 communicates using established protocols such as EtherNet/IP, Modbus TCP, and PROFINET, which broadens its integration possibilities with existing industrial networks. This adapter module outputs signals indicating drive status and axis readiness, ensuring seamless interaction with connected devices.

Featuring a digital servo amplifier interface, it is tailored for applications in CNC and industrial automation, ensuring high performance in precision environments. The PCB edge/terminal connector type facilitates easy integration into various setups, making installation straightforward and efficient. Overall, the 8520-DH1 is engineered for reliability and precision in the CNC landscape.

Revision Part #Also known as
8520-DH1 Ser A8520-DH1/A, Series A, Rev A
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