Description
Product Name : 1756-L55M13K Allen‑Bradley Central control module
Product details:
The Allen-Bradley 1756-L55M13K is a ControlLogix5555 processor manufactured by Rockwell Automation. It is designed to handle sequential, process, drive, and motion control applications simultaneously. The “K” suffix indicates that the module features a conformal coating, providing enhanced protection against harsh environmental factors like moisture, dust, and chemical contaminants.
Technical Specifications
| Parameter | Specification |
| Product Line | ControlLogix (Series 5555) |
| Model Number | 1756-L55M13K |
| User Memory | 1.5 Mbytes (Data/Logic) |
| Non-Volatile Memory | CompactFlash card (via expansion) |
| Conformal Coating | Yes (K-version for harsh environments) |
| Built-in Serial Port | RS-232-C (DF1, DH-485, Modbus via ladder logic) |
| Backplane Current (5.1V DC) | 1.25 A |
| Backplane Current (24V DC) | 0.014 A |
| Power Dissipation | 5.7 W |
| Slots Required | 1 slot (fits into any ControlLogix chassis) |
Product Advantages
- Conformal Coating Protection: The specialized coating safeguards internal circuitry against corrosive gases, humidity, and airborne particulate matter, significantly extending the controller’s lifespan in harsh industrial environments.
- 1.5 MB Memory Capacity: Offers ample space for medium-to-large control programs, extensive data logging, and complex instructional logic.
- Seamless Integration: Fully compatible with the Logix platform, sharing a common control engine and development environment (RSLogix 5000 / Studio 5000) for simplified programming.
- Multi-Tasking Architecture: Supports a preemptive multitasking environment, allowing users to prioritize time-critical tasks over background routines.
- Hot-Swappable (RIUP): Supports Removal and Insertion Under Power (RIUP), meaning you can replace or maintain modules without shutting down the entire system.
Important Precautions & Guidelines
⚠️ Critical Operating Safety:
- Do not disconnect equipment unless power has been removed or the area is known to be non-hazardous.
- Battery Maintenance: The 1756-L55 series relies on a battery (e.g., 1756-BA1 or 1756-BA2) to retain volatile memory when powered down. Ensure the battery status is regularly monitored to prevent data loss.
- Electrostatic Discharge (ESD): This module contains static-sensitive components. Ground yourself using an ESD wrist strap before handling or installing the processor.
- Firmware Compatibility: Ensure the processor’s firmware version matches your RSLogix 5000 software version and the other I/O modules on the chassis network.
Product Applications
The 1756-L55M13K is widely deployed in heavy industries requiring high reliability and environmental resilience, including:
- Chemical and Petrochemical Processing: Ideal due to its conformal coating, protecting the hardware against corrosive vapors.
- Water and Wastewater Treatment: Used in humid, damp environments for pump station management and filtration control.
- Automotive Manufacturing: Handles high-speed assembly line logic and coordinates distributed I/O across large networks.
- Material Handling: Manages complex conveyor systems, sorting systems, and automated warehousing.
- Food and Beverage Production: Suitable for packaging lines, batch processing, and clean-in-place (CIP) system automation.
Advantages: Foxboro, OVATION, TRICONEX, Allen-Bradley, ABB, Motorola, Siemens Moore, Ge Fanuc, Woodward, Bently Nevada and other major import brands!
We have the same series of models in stock. If you don’t find the model you need, please contact us and we will provide you with an official quotation！
Colour：new Warranty: 12 months
Lead Time：3-day working day Country of origin: Sweden
Price: Please contact us Product weight：0.515kg
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service
The following are other related models. If you can’t find the product you need, please contact us. Thank you
| 440F-M0727DYNN | Allen‑Bradley |
| 440F-M0921DYNN | Allen‑Bradley |
| 440L-R4F0020-Q | Allen‑Bradley |
| 440L-R4F1570-Q | Allen‑Bradley |
| 440T-MDALE100B0C | Allen‑Bradley |
| 440T-MDALE100B0D | Allen‑Bradley |
| 440T-MDALE10AAAB | Allen‑Bradley |
| 440T-MDALE10ABAC | Allen‑Bradley |
| 440T-MDALE10ABAD | Allen‑Bradley |
| 440T-MDALE10APAR | Allen‑Bradley |
| 440T-MDALE10BABB | Allen‑Bradley |
JUSTWELL PTE. LTD. sells new and discontinued products, and purchases such specialty products through independent channels. JUSTWELL PTE. LTD. is not an authorized distributor, distributor, or representative of the featured products on this website. All product names/images, trademarks, brands, and logos used on this website are the property of their respective owners. Product descriptions, descriptions, or sales with these name images, trademarks, brands, and logos are for identification purposes only and do not imply any association or authorization with any rights holders.
This article is from the official website of JUSTWELL PTE. LTD. If reprinted, please attach this link:https://www.justwellcenter.com/
All other brand or product names mentioned in this document may be trademarks or registered trademarks of their respective holders.
