Rockwell Automation > PLC & HMI > Controllers > ControlLogix > 1756-L71/B

OverviewAllen-Bradley 1756-L71 ControlLogix Logix5571 Processor, 2MB, B
Mfr. Part Number:

1756-L71/B

Manufacturer: Allen-Bradley / Rockwell Automation
Description: Allen-Bradley 1756-L71 ControlLogix Logix5571 Processor with 2 Mbytes Memory, B
Full Description: Allen-Bradley 1756-L71 ControlLogix Logix5571 Controller with 2 MB User Memory and 1 x Built-in USB 2.0 Programming/Download Port; I/O Memory: 0.98 MB; 128,000 Digital I/O, 4,000 Analog I/O, 128,000 Total I/O, Series B
UPC / GTIN: 10612598876010
Status: Current Product
Inventory & Prices
Condition:

NSO (New Surplus Open)

Warranty: One Year Replacement Warranty
Availability:
1 in stock 0 available for pre-order
Shipping Date:
Same working day, by 6 pm ET  -
Retail Price: $5,860.00
Your Price: $2,226.00
Quantity:
   
 
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1756-L71/B
Similar Parts Mfr Cond Description Retail Price Disc Qty
1756-L71/B RA NSS Allen-Bradley 1756-L71 ControlLogix Logix5571 Processor with 2 Mbytes Memory, B $5,860.00 $2,936.00 -50% 1 buyit
1756-L71/B RA UPP Allen-Bradley 1756-L71 ControlLogix Logix5571 Processor with 2 Mbytes Memory, B $5,860.00 $2,475.00 -58% 1 buyit
1756-L71S/B RA NFS Allen Bradley 1756-L71S GuardLogix Processor 2MB Std / 1MB Safety Memory, Ser. B $6,350.00 $1,995.00 -69% 12 buyit
1756-L71S/B RA NSO Allen Bradley 1756-L71S GuardLogix Processor 2MB Std / 1MB Safety Memory, Ser. B $6,350.00 $2,327.00 -63% 2 buyit
1756-L71S/B RA NSS Allen Bradley 1756-L71S GuardLogix Processor 2MB Std / 1MB Safety Memory, Ser. B $6,350.00 $2,405.00 -62% 2 buyit
Specs & Technical Data
Specifications: Allen-Bradley 1756-L71 ControlLogix Logix5571 Processor, Communication Ports: 1 x USB 2.0, Full Speed (12 Mbps); Available User Memory: 2 MB; I/O Memory: 0.98 MB; Optional Nonvolatile Memory: 1GB SD Card (1784-SD1), 2GB SD Card (1784-SD2); Controller Connections Supported, Max: 500; Controller Tasks: 32 Tasks, 100 Programs/Task, Event Tasks - All event triggers; Digital I/O, Max: 128,000; Analog I/O, Max: 4,000; Total I/O, Max: 128,000; Current Draw: 800mA @ 5V DC, 5mA @ 1.2V DC; Power Dissipation: 2.5 W. 
Miscellaneous: Allen-Bradley ControlLogix 1756-L71 Controller Enhancements: Optimized for control of high performance motion drives on EtherNet/IP or SERCOS interfaces, supporting as many as 100 axes; Faster dual-core custom CPU improves controller scan times; Increased CIP connections from 250 to 500; Unconnected buffer defaults now increased from 10 to 20, (maximum 40); 1756-L71 provides “Double-Data Rate” (DDR) backplane communications; 1 GB Removable Secure Digital Memory Card (SDRAM); Energy Storage Module (ESM). 
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