Product Overview
The 1747-L552 is a high-performance programmable logic controller (PLC) from Allen-Bradley’s SLC 500 series, a staple in industrial automation for decades. As a key component in mid-sized control systems, it serves as the central processing unit (CPU) that executes logic, manages I/O operations, and communicates with other devices in industrial environments. Its core functionality includes handling complex control tasks, supporting multiple communication protocols, and integrating seamlessly with SLC 500 I/O modules, making it ideal for applications in manufacturing, packaging, and material handling. What sets the 1747-L552 apart is its balance of processing power and flexibility—capable of running sophisticated control programs while adapting to evolving system requirements. Whether deployed in standalone setups or integrated into larger automation networks, the 1747-L552 delivers reliable performance that minimizes downtime. Hainan Jinlin Electromechanical, as a trusted distributor, ensures access to this critical component, backed by expertise in matching it to specific industrial needs.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Model | 1747-L552 |
| Manufacturer | Allen-Bradley |
| Product Type | SLC 500 PLC Processor |
| Memory Capacity | 32 KB user program memory, 16 KB data memory |
| Communication Ports | 1 x RS-232 (DF1 protocol), 1 x DH-485 |
| I/O Capacity | Up to 4096 discrete I/O points, 512 analog I/O points |
| Operating Voltage | 120/240 V AC |
| Operating Temperature | 0 – 60 °C (32 – 140 °F) |
| Mounting Type | Rack-mounted (SLC 500 chassis) |
Key Features and Benefits
The 1747-L552 combines robust performance with user-friendly design, making it a preferred choice for industrial control. Its 32 KB program memory and 16 KB data memory provide ample space for complex ladder logic, sequencing, and arithmetic operations, enabling it to handle mid-sized automation tasks with ease. The dual communication ports—RS-232 for direct programming and DH-485 for networked communication—support seamless integration with HMIs, SCADA systems, and other controllers, enhancing system connectivity.
Durability is another strength of the 1747-L552. Built to withstand industrial conditions, it operates reliably across a wide temperature range and resists electrical noise, ensuring consistent performance in factory floors and harsh environments. Its compatibility with the entire SLC 500 family of I/O modules (digital, analog, and specialty) allows for customizable system configurations, adapting to specific application needs without requiring extensive redesigns.
For maintenance and troubleshooting, the 1747-L552 includes diagnostic indicators that provide real-time status updates, reducing downtime by enabling quick issue identification. Hainan Jinlin Electromechanical enhances the value of this PLC with professional pre-sales support—helping customers select compatible modules and design systems—and a one-year after-sales guarantee, ensuring long-term reliability. Whether upgrading an existing SLC 500 system or implementing a new control solution, the 1747-L552 delivers the performance and flexibility industrial operations demand.
Related Models
- 1747-L542: A predecessor to the 1747-L552 with 16 KB program memory, suitable for smaller-scale applications requiring basic control functionality.
- 1747-L553: An upgraded version with expanded memory (64 KB program memory) and enhanced processing speed, ideal for more complex tasks than the 1747-L552.
- 1747-AIC: An analog input module designed to work with the 1747-L552, converting analog signals (e.g., temperature, pressure) for processing by the PLC.
- 1747-OW16: A digital output module that pairs with the 1747-L552 to control external devices like motors and valves in industrial processes.
- 1747-SN: A DH-485 network interface module that extends the communication capabilities of the 1747-L552 in multi-controller setups.
- 1746-P2: A power supply module specifically for SLC 500 chassis, providing reliable power to the 1747-L552 and connected I/O modules.
- 1747-L511: A compact entry-level PLC in the SLC 500 series, offering basic functionality for simple control tasks compared to the 1747-L552.
If you can’t find the desired model, please contact us in a timely manner. You can reach us via WhatsApp at [https://wa.me/+86 19389860630](https://wa.me/+86 19389860630) or email us at jllucky33@qq.com. Hainan Jinlin Electromechanical is committed to meeting all your industrial control product needs.
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