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Allen Bradley PLC 5 1770-KF3

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1770-KF3

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The 1770-KF3 is a communication interface module from Allen Bradley's PLC 5 series, designed for effective network communication. It facilitates connections between a host PC and the DH-485 network via its dual ports for RS-232C and RS-485 connectivity.

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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 1770-KF3

ManufacturerAllen Bradley
Product TypeCommunication Interface Module
Product LinePLC 5
Part Number1770-KF3
Weight2.25 lbs (1.02 kg)
Communication PortsOne RS-232C (DF1), One RS-485 (DH-485)
Data RateUp to 19.2 kbps (both ports)
Network TypeData Highway 485 (DH-485)
Node CapacityUp to 32 nodes
Interface FunctionHost PC to DH-485 network interface
Input Voltage85–132 VAC / 170–264 VAC
Input Frequency47–63 Hz
Power Consumption5 W max
MountingStandalone module
Operating Temperature0 to 60 °C
Storage Temperature-40 to 85 °C
Humidity5–95% non-condensing
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Operating in the PLC 5 series, the Allen Bradley 1770-KF3 provides a communication interface module that is essential for system integration. This module is equipped with two communication ports: one RS-232C (DF1) and one RS-485 (DH-485), allowing for versatile networking. The maximum data transfer rate for both ports is 19.2 kbps, ensuring efficient data exchange within the network.

The 1770-KF3 supports a Data Highway 485 (DH-485) network type and is capable of connecting up to 32 nodes, making it suitable for applications requiring multiple devices. It serves as a bridge between a host PC and the DH-485 network, enhancing communication capabilities. For power requirements, the module accepts an input voltage range of 85–132 VAC or 170–264 VAC, with a frequency range of 47–63 Hz, allowing flexibility in installation.

With a maximum power consumption of 5 watts, this module is designed for efficiency. The module can be mounted as a standalone device, facilitating easy deployment in various setups. The operational temperature range extends from 0 to 60 °C, while it can be stored in environments between -40 to 85 °C. It can also sustain humidity levels from 5 to 95% non-condensing, making it suitable for a variety of environmental conditions.

Revision Part #Also known as
1770-KF3 Ser A1770-KF3/A, Series A, Rev A
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