OverviewAllen-Bradley 1785-L20B PLC-5/20 Processor, 16K Word SRAM, Ser E
Mfr. Part Number:

1785-L20B/E

Manufacturer: Allen-Bradley / Rockwell Automation
Description: Allen-Bradley 1785-L20B PLC-5/20 2xDH+/RIO Controller, 16K Word SRAM, Series E
Full Description: Allen-Bradley 1785-L20B PLC-5/20 Processor, 16K Word SRAM, 512 Total I/O, 512 Analog I/O, 1 DH+, 1 DH+/Remote I/O, Series E
UPC / GTIN: 10612598123978
Status: Discontinued by manufacturer
Inventory & PricesPLCH is Not Authorized Distributor of this product
Condition:

SOP (Surplus Open Pre-owned)

Warranty:
Manufacturer's Warranty & Support DO NOT apply.
Availability:
1 in stock  
Shipping Date:
Same working day, by 6 pm ET  
Estimated Value:
Your Price: $699.00
Quantity:
 
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1785-L20B/E
Disclaimer
PLC Hardware (PLCH) is NOT an Authorized Distributor or in any way affiliated with Rockwell Automation, Siemens or any other Manufacturers. PLCH is NOT Authorized Dealer of this product. The product may be of older version, date codes or design than that available from authorized dealers. As PLCH is not an authorized dealer of this product, the Original Manufacturer's Warranty and Support DO NOT apply. PLCH sells pre-owned SURPLUS and USED equipment ONLY and DOES NOT sell SOFTWARE or FIRMWARE licenses. Some hardware products may contain software and firmware and may not be legally operated without first obtaining a proper license from the manufacturer. PLCH makes no representation as to whether a product will or will not have software or firmware and, if it does, whether the software or firmware is the revision level that you need for your application. PLCH also makes no representations as to your ability or right to download or otherwise obtain software or firmware for the product from Original Manufacturer, its distributors, or any other source. PLCH also makes no representations as to your right to install any such software or firmware on the product. PLCH will not obtain or supply software or 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 software or firmware. Customer acknowledges and agrees that PLCH DOES NOT provide any software, firmware, operating system or right-to-use licenses with the products it sells. Customers understand and agree that proper software (firmware) licensing, maintenance and upgrades are subject to applicable manufacturer's Licensing Agreement or similar document.
 
Similar Parts Mfr Cond Description Est Val Price Stock Qty
1785-L20B/A RA UPP Allen-Bradley 1785-L20B PLC-5/20 Controller, 16K Word SRAM, Series A $204.00 3 days 5 buyit
1785-L20B/C RA UPP Allen-Bradley 1785-L20B PLC-5/20 Controller, 16K Word SRAM, Series C $186.00 3 days 30 buyit
1785-L20B/D RA UPP Allen-Bradley 1785-L20B PLC-5/20 Controller, 16K Word SRAM, Series D $424.00 3 days 11 buyit
1785-L20B/E RA UPP Allen-Bradley 1785-L20B PLC-5/20 2xDH+/RIO Controller, 16K Word SRAM, Series E $217.00 3 days 25 buyit
Specs & Technical Data
Specifications: 1785-L20B PLC-5/20 Processor, 16K Words User Memory, Battery-backed static RAM, EEPROM program backup option using: 1785-ME16, -ME32, -ME64, and -M100, 512 (any mix) or 512 in + 512 out (complementary) Total I/O, 512 Analog I/O, 10 ms @ 57.6 kbit/s, 7 ms @ 115.2 kbit/s, 3 ms @ 230.4 kbit/s I/O Scan Time per Rack, 1 DH+ and 1 DH+/Remote I/O (Adap or Scan) Channels, Number of Max I/O Chassis – 13, RS-232-C/422-A/423-A Configurable Serial Port, 3.3 A Backplane Current Load @ 5V. 
Miscellaneous: The Allen-Bradley 1785-L20B PLC-5 processors are single-slot modules that are placed into the left-most slot of a 1771 I/O chassis. They are available in a range of I/O, memory, and communication capability. The Allen-Bradley 1785-L20B processor has Data Highway Plus and RS-232-C/422-A/423-A communication ports. In addition to these ports, each Ethernet PLC-5 processor has an Ethernet communication port, and each ControlNet PLC-5 processor has a ControlNet communication port. 
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