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Allen Bradley PLC 5 1771-QRD

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

1771-QRD

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The 1771-QRD from Allen Bradley is a flowmeter module designed to operate at a rated voltage of 5 volts DC. It is capable of processing input signals with a frequency of up to 10 kHz and can handle a count capacity of 32,767 per channel.

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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 1771-QRD

ManufacturerAllen Bradley
Product TypeFlowmeter Module
Product LinePLC 5
Part Number1771-QRD
Rated Voltage5 V
Voltage TypeDC
Input Signal Frequency10 kHz
Count Capacity per Channel32,767
Operating Humidity80% Max. (Non-Condensing)
Storage Humidity80% Max. (Non-Condensing)
Installation Altitude1000 MSL
Min. Operating Temperature0 °C
Max. Operating Temperature40 °C
Min. Storage Temperature0 °C
Max. Storage Temperature40 °C
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The Allen Bradley 1771-QRD is specified as a flowmeter module focused on delivering precise measurements and operational reliability. This component operates at a stable voltage of 5 volts, utilizing direct current (DC). The unit is built to accept input signals with frequencies reaching 10 kHz, ideal for applications that require quick and accurate flow monitoring.

Each channel of this module boasts a maximum count capacity of 32,767, which allows for extensive data recording within designated systems. It can be effectively used in environments with operating humidity levels not exceeding 80%, whether during operation or while in storage. The device also supports installation at elevations up to 1000 meters above mean sea level without performance degradation.

Temperature specifications are crucial for the functionality of the 1771-QRD. This module operates efficiently within a temperature range that spans from 0 °C to 40 °C. Similarly, when not in operation, it can be stored under the same temperature constraints, promoting consistent handling whether in active use or in downtime.