1756-L72 Allen Bradley Logix Processor Controller Module
Description of 1756-L72
The Allen-Bradley 1756-L72 is a ControlLogix Processor Module by
Rockwell Automation, providing 4MB of user memory and supporting up
to 128,000 digital I/O. It features a USB port for programming and
configuration, and integrates seamlessly with RSLogix 5000 software
for diverse application needs.
Specification of of 1756-L72
| Manufacturer | Rockwell Automation |
| Brand | Allen-Bradley |
| Part Number/Catalog No. | 1756-L72 |
| Series | ControlLogix |
| I-O Memory | 0.98 MB |
| Module Type | Processor Module |
| User Memory | 4MB |
| Nonvolatile Memory | 1 GB (1784-SD1 ships with every controller) 2 GB (1784-SD2) |
| Maximum I-O | 128,000 |
| Communication | 1 port USB |
| USB Port Communication | Programming, configuration, firmware update, and on-line edits only |
| Maximum Analog I-O | 4,000 |
| Maximum Digital I-O | 128,000 |
| Current Draw (1.2 Volts DC) | 5 milliamps |
| Current Draw (5.1 Volts) | 800 milliamps |
| Power Dissipation | 2.5 Watts |
| Backplane Current (1.2 Volts DC) | 5 mA |
| Thermal Dissipation | 8.5 BTU per hour |
| Backplane Current (5.1 Volts DC) | 800 mA |
| Isolation Voltage | 30 Volts Continuous |
| Weight | 0.25 kg (0.55 lb) |
| Enclosure | None |
| Relative Humidity | 5-95 percent |
| Operating shock | 30G |
| Programming Software | RSLogix 5000 |
| UPC | 10612598876027 |
| Redundancy | Full Support |
| UNSPSC | 32151705 |
| Programming Languages | Relay ladderStructured textFunction blockSFC" |
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