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Allen Bradley Miscellaneous Allen Bradley 634978

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634978

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The Allen Bradley part number 634978 is a servo module designed for control applications. It features a weight of 14.9 lbs and is rated IP 20 for protection against elements.

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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 634978

ManufacturerAllen Bradley
Product TypeServo Module
Product LineMiscellaneous Allen Bradley
Part Number634978
IP ProtectionIP 20
Board TypePC Control Board
MountingControl-board mounting
FeedbackServo feedback/control circuitry
Logic Voltage Supply5 VDC
Analog Power Supply15 VDC
Output IsolationGalvanic Isolation
Relative Humidity5 to 95%, non-condensing
Status IndicatorsOn-board LED indicators
Board MaterialFR-4 glass-epoxy laminate
Conductor MaterialCopper
Shock10 G
Vibration1 G
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Part 634978 from Allen Bradley serves as a versatile servo module. Weighing in at 14.9 lbs, the unit is designed to be mounted on a control board and operates under an IP rating of 20, offering adequate protection for indoor environments. The module utilizes a PC control board, which is fundamental for its operation. It is engineered to deliver a logic voltage supply of 5 VDC while also requiring an analog power supply of 15 VDC to function.

Key features include servo feedback and control circuitry, allowing precise performance in various applications. To enhance safety and reliability, the module has galvanic isolation for output, further protecting the system from potential issues. User status can be easily monitored through on-board LED indicators that provide visual feedback during operation.

The module is constructed using durable FR-4 glass-epoxy laminate, giving it structural integrity. It also employs copper conductors to ensure efficient electrical connectivity. The operational environment of this module can range between 5% to 95% relative humidity, provided it is non-condensing, ensuring reliable performance even in less-than-ideal conditions. In terms of durability, the servo module is designed to withstand impacts with a shock rating of 10 G and offers good performance under vibration conditions up to 1 G.