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ControlLogix 8 MB Controller
SKU: 1756-L73K
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Short Description
Description:
The 1756-L73K is a high-performance industrial automation controller from the ControlLogix 5570 family, specifically developed for large-scale systems.
It has 8 MB of user memory, making it perfect for complicated applications that require considerable data processing, integrated motion, and modular I/O.
The "K" suffix denotes that the controller is conformally coated, which provides further protection against environmental threats such as moisture, dust, and corrosive chemicals.
This makes it ideal for severe or high-humidity situations including chemical factories, mines, and outdoor installations.
The 1756-L73K was designed with speed and versatility in mind. It supports a variety of communication protocols, such as EtherNet/IP, ControlNet, and DeviceNet, and it easily connects with Studio 5000 Logix Designer software for unified programming and diagnostics.
It requires an energy storage module and has SD card backup capabilities for program and data retention.
Buy currently uses Select Automation shop pricing and checkout.
Technical Specifications:
User Memory: 8 MB.
Controller Series: ControlLogix 5570 (L7X).
Conformal Coating: Yes — “K” suffix indicates enhanced protection against moisture, dust, and corrosive environments.
Slot Requirement: Occupies 1 slot in a 1756 chassis.
Energy Storage Module Required:
1756-ESMCAP (capacitor-based, retains memory).
1756-ESMNSE (non-retentive, no memory backup).
SD Card Support: Yes — 1 GB standard, user-replaceable.
Communication Options: EtherNet/IP, ControlNet, DeviceNet, serial.
Motion Support: Integrated motion over EtherNet/IP.
Safety Support: Not safety-rated (use L7xS models for SIL-rated applications).
Programming Software: Studio 5000 Logix Designer.
Backplane Current Draw:
1.2 A @ 5.1 VDC.
3 mA @ 24 VDC.
Environmental Ratings:
Operating Temperature: 0°C to +60°C.
Storage Temperature: –40°C to +85°C.
Humidity: 5% to 95%, non-condensing.
Shock Resistance: 30g.
Vibration Resistance: 10–500 Hz, 2g.