The Allen-Bradley 1756-L74 is a high-performance Programmable Automation Controller designed for modern industrial automation needs. It features a compact, single-slot chassis-based design and includes a 16MB user memory along with 0.98 MB I/O memory, with options to expand non-volatile memory to 2GB. Ensuring flexibility and robust communication, the 1756-L74 supports multiple protocols such as EtherNet/IP, ControlNet, and DeviceNet, and allows for seamless integration with various Allen-Bradley ControlLogix chassis models. Environmentally friendly, it utilizes removable capacitor-based energy storage modules, eliminating the need for batteries to maintain RAM contents. With built-in motion control capabilities and support for multiple programming languages, this PAC is ideal for complex automation systems.
Technical specifications for 1756-L74
Manufacturer
Rockwell Automation
Maximum Analog I-O
4000
Maximum I-O
128000
Module Type
Processor Module
Series
ControlLogix
Part Number/Catalog No.
1756-L74
Brand
Allen-Bradley
Product Type
Programmable Automation Controller
Non-volatile memory
1GB (ships with the controlelr)
No. of task
32
Programs per task
100 Programs
Event Task
All Triggers
Built-in communication
1 USB port
Optional Communication adapters
• EtherNet/IP • ControlNet • DeviceNet • Data Highway Plus • Remote I/O • SynchLink • Third-party process and device networks
Redundancy
Full Support
Integrated Motion
• SERCOS interface • Analog options (encoder input, LDT input, SSI input) • Integrated Motion on the EtherNet/IP network
