The Allen-Bradley 1756-L83E is a robust member of the ControlLogix 5580 series, distinguished by its high-speed embedded EtherNet/IP communication capability of up to 1 Gbps. It features an impressive 10 MB user memory for data and logic and includes a preinstalled 2 GB secure digital (SD) card for non-volatile storage, complemented by a built-in energy storage module for enhanced reliability. Capable of supporting up to 250 EtherNet/IP nodes, the 1756-L83E can manage complex networking tasks and communicate seamlessly with various Allen-Bradley PLCs through messaging instructions, while its advanced security options allow dynamic IP configuration to safeguard critical operations.
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Technical specifications for 1756-L83E
| Manufacturer | Rockwell Automation |
|---|---|
| Brand | Allen-Bradley |
| Part Number/Catalog No. | 1756-L83E |
| Series | ControlLogix |
| Tasks | 32 |
| Module Type | Processor Module |
| Communications | USB, Ethernet |
| Nonvolatile Memory | 2 GB (1784-SD2 ships with every controller) |
| Communication Speed | 12 MB-Second |
| Communication | 1 port USB; Ethernet |
| Ethernet Nodes | 100 or 250 |
| USB Port Communication | Programming, configuration, and on-line edits |
| Ethernet Communication Speed | 10/100/1000 Mbps |
| Current Draw (1.2 Volts DC) | 5 milliamps |
| USB Communication Speed | 12 Mbps |
| Current Draw (5.1 Volts) | 1.2 amps |
| Discrete I/O | 128,000 |
| Power Dissipation | 6.2 Watts |
| User Memory | 4MB |
| Analog I/O | 4,000 |
| Thermal Dissipation | 21.2 BTU-hour |
| Isolation Voltage | 50 Volts Continuous |
| Backplane Current (1.2 Volts DC) | 5 mA |
| Enclosure | None |
| Backplane Current (5.1 Volts DC) | 1.2 mA |
| UPC | 887172361357 |
| Weight | 0.25 kg (0.55 lb) |
| Relative Humidity | 5-95 % |
| Redundancy | Full Support |
| Programming Languages | Relay ladder Structured text Function block SFC" |
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