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ControlLogix 16 MB Controller
SKU: 1756-L74
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Short Description
Description:
The 1756-L74 is a high-performance ControlLogix programmable automation controller (PAC) that is ideal for large-scale, data-intensive industrial applications.
With 16 MB of user memory, it can handle complicated control schemes for discrete, process, motion, and drive systems.
As part of the Logix 5570 series, it provides quick processing, modular scalability, and seamless interface with Rockwell Automation's Studio 5000 Logix Designer software.
This controller is suited for demanding situations that require fast execution, extensive I/O, and reliable diagnostics.
Buy currently uses Select Automation shop pricing and checkout.
Memory & Performance:
User Memory: 16 MB.
I/O Memory: 0.98 MB.
Processor: High-speed dual-core processor.
Display: 4-character alphanumeric LED for diagnostics.
SD Card: Ships with 1 GB SD card (1784-SD1); upgradeable to 2 GB (1784-SD2).
Connectivity & Expansion:
Programming Port: USB 2.0 (Type B).
Network Support: Compatible with EtherNet/IP, ControlNet, DeviceNet via separate modules.
I/O Capacity: Supports up to 128,000 digital I/O points.
Chassis Compatibility: Fits any ControlLogix chassis.
Slot Requirement: Occupies 1 slot.
Power & Energy Storage:
Backplane Current Draw:
800 mA @ 5.1 VDC.
5 mA @ 1.2 VDC.
Power Dissipation: ~4.1 W.
Energy Storage Module: Requires 1756-ESMCAPK or equivalent (capacitor-based).
Battery: Not required.
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.