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Allen Bradley - PLC SLC 500 1747-L551 Ser B QTY

AB Electric Supply Company

Allen Bradley - PLC SLC 500 1747-L551 Ser B QTY

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Includes a 1-Year A2BSupply warranty.

A2BSupply is not an authorized distributor for Allen Bradley.

General Information about the Product

Part Number

1747-L551 Ser B


The Allen-Bradley 1747-L551 processor is used for Allen-Bradley SLC 500 programmable controllers and supports addressing of 4096 I/O over 32 connections. The Allen-Bradley 1747-L551 processor includes an RS-232 port communication to send and receive ASCII characters and to connect to devices that communicate either through DF1 protocol or through DH-485 protocol and an Ethernet communication port which offers a high-performance network for program upload or download, online editing, and peer-to-peer messaging over vast distances. This processor provides a real-time clock/calendar and a user-configurable memory for either data storage or program storage which has a size of 16 kilo words with a basic set of 107 instructions. The 1747-L551 processor can operate at a temperature range of 0 degrees to 60 degrees Celsius (32 degrees to 140 degrees Fahrenheit). The Allen-Bradley 1747-L551 processor is used for applications which require both high-speed data transfer between information systems and/or a large number of controllers and internet/intranet connection.


Used This is a multiple quantity listing and items may have a revision differing from that shown in the photos. Please contact us prior to purchase if you need a specific revision.


Policies and Procedures


We offer UPS Red Next Day Shipping in addition to the shipping options listed above, please contact us prior to purchase if you would like your item shipped out UPS Red the same day.


Items must be returned for any Refunds. Buyer pays return shipping.

Items may be returned for any reason, complete item must be returned within 30 days of the purchase date in the condition it was received for a full refund.

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Contact us if you have any questions about our products or policies.

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