Allen Bradley 1756-L75K ControlLogix Processor Module
$123.00
$320.00
Description
Allen Bradley 1756-L75K ControlLogix Processor Module
The Allen Bradley 1756-L75K, also cataloged as the 1756-L75K Processor Module, operates as a dedicated hardware component for controller execution, I/O data processing, and network communication within ControlLogix automation platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1756-L75K |
| Brand | Allen Bradley |
| Weight | 0.50 lbs |
| Power Consumption | 2.5 W |
| Product Type | ControlLogix Processor Module |
| Product Line | ControlLogix |
| I/O Memory | 0.98 MB |
| User Memory | 32 MB |
| Maximum I/O | 128,000 points |
| Maximum Digital I/O | 128,000 points |
| Maximum Analog I/O | 4,000 points |
| Controller Connections | 500 |
| Current Draw (1.2 VDC) | 5 mA |
| Current Draw (5.1 VDC) | 800 mA |
| Thermal Dissipation | 8.5 BTU/hour |
| Isolation Voltage | 30 V continuous |
| Enclosure Type | Open-style |
| Display Interface | 4-character display |
| Communication Port | USB port |
| Coating | Conformal coating |
ControlLogix Backplane Communication and Firmware Compatibility Features
The 1756-L75K processor module operates through the ControlLogix backplane bus architecture for controller communication, I/O data transfer, and chassis-based module coordination. The processor supports I/O density scaling with up to 128,000 digital I/O points and 4,000 analog I/O points within compatible ControlLogix configurations.
The module supports firmware flash compatibility within the ControlLogix platform, allowing controller firmware updates and compatibility management with supported system components. EtherNet/IP and other industrial communication networks can be integrated through compatible communication interface modules for deterministic controller data exchange.
The processor provides 32 MB user memory and 0.98 MB I/O memory for application execution, controller data handling, and system configuration storage. The conformal coating design provides additional board-level protection for industrial installation environments.
Frequently Asked Questions
Q: What is the backplane current requirement of the 1756-L75K processor module?
A: The module requires 5 mA at 1.2 VDC and 800 mA at 5.1 VDC from the ControlLogix chassis backplane.
Q: Does the 1756-L75K support USB communication?
A: Yes. The module includes a USB port intended for controller programming and configuration functions.
Q: Can the 1756-L75K be installed as a standalone controller?
A: No. The processor uses an open-style enclosure and requires installation in a compatible ControlLogix chassis with backplane communication.
Field Installation Guidelines
Install the 1756-L75K processor module into a compatible ControlLogix chassis slot and verify the chassis power supply capacity before system startup.
Ensure the module is fully engaged with the backplane connector and maintain proper mechanical retention during operation. Route communication cables separately from high-voltage conductors to reduce electromagnetic interference.
Apply chassis grounding practices according to the control system installation standard. Cable shields should be terminated according to the network communication requirements. Confirm firmware compatibility between the processor, communication modules, and connected I/O devices before commissioning.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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