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1756-L71 Allen-Bradley ControlLogix Programmable Automation Controller

1756-L71 Allen-Bradley ControlLogix Programmable Automation Controller

Allen-Bradley ControlLogix PLC

1756-L71 programmable automation controller

Allen-Bradley PLC with warranty

Place of Origin:

USA

Brand Name:

Allen Bradley

Model Number:

1756-L71

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Product Details
User Memory:
2 MB (expandable To 32 MB)
I/O Memory:
0.98 MB
Non-Volatile Storage:
1 GB (upgradable To 2 GB Via 1784-SD2 SD Card)
Max I/O Points:
128,000 Discrete / 4,000 Analog
Display:
4-character Alphanumeric LCD
Operating Temperature:
0–60°C (32–140°F)
Storage Temperature:
-40–85°C (-40–185°F)
Vibration Resistance:
2G (10–500 Hz)
Highlight:

Allen-Bradley ControlLogix PLC

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1756-L71 programmable automation controller

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Allen-Bradley PLC with warranty

Payment & Shipping Terms
Minimum Order Quantity
1
Price
1-99$
Packaging Details
Brand New Original
Delivery Time
in stock / 1-3 work days
Payment Terms
T/T
Supply Ability
999
Product Description
1756-L71 Allen-Bradley ControlLogix Programmable Automation Controller
The Allen-Bradley 1756-L71 is a high-performance ControlLogix series Programmable Automation Controller (PAC) designed for demanding industrial environments. As part of Rockwell Automation's modern Logix platform, it delivers scalable control, advanced communication capabilities, and robust reliability for medium to large automation applications, including factory and process industries.
Key Features
Processing Power & Memory
  • Logix5571 Processor: 500 MHz processing speed for efficient execution of complex control algorithms
  • Memory: 2 MB user memory (expandable to 32 MB) and 0.98 MB I/O memory for large-scale data handling
  • Non-Volatile Storage: 1 GB built-in storage (upgradable to 2 GB via 1784-SD2 SD card) for program and data retention
Communication & Networking
  • Multi-Protocol Support: Compatible with EtherNet/IP, DeviceNet, ControlNet, Remote I/O Data Highway Plus, and SynchLink for seamless integration with distributed systems
  • Redundancy Ready: Supports dual-chassis redundancy (Primary/Secondary automatic failover) when paired with the 1756-RM redundancy module and synchronized fiber optics
  • Modular Expansion: Accommodates up to 7 expansion modules (e.g., 1756-EN2TR Ethernet module) for flexible I/O and communication scaling
I/O Capacity
  • Maximum I/O: Handles up to 128,000 discrete I/O points and 4,000 analog I/O points, ideal for large-scale control systems
User Interface & Connectivity
  • Onboard Display: 4-character alphanumeric LCD for real-time monitoring of operational status, module info, and diagnostic alerts
  • USB Port: Full-speed USB 2.0 interface for programming, configuration, firmware updates, and online edits
Reliability & Environment
  • Isolation: 30V continuous isolation voltage for enhanced electrical protection
  • Operating Conditions: Works in 0-60°C (32-140°F) temperatures, 5-95% non-condensing humidity, and withstands 2G vibration (10-500 Hz) and 30G operational shock
  • Power Efficiency: 2.5W max power consumption with 8.5 BTU/hour heat dissipation

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