This Allen Bradley 1745-LP156 is a "mini controller" in the MicroLogix 1500 series of Rockwell's products, commonly known as a PLC. You can think of it as the "brain" of a small automated device. In a factory, it receives signals from various sensors (such as "the button was pressed" or "the materials are ready"), then makes judgments based on the logic (program) you set for it, and then instructs the motors, cylinders, and other "limbs" to work. It is small in size but fully equipped. It is the preferred choice for many small and medium-sized automated devices. Therefore, when you plan to purchase this core component, choosing a reliable supplier is of utmost importance. We assure you of genuine original products and currently have them in stock, ensuring that your equipment upgrade or maintenance projects can proceed smoothly without being delayed due to stock shortages.
|
Model Series: |
MicroLogix 1500 (L series processor) |
|
Memory Capacity: |
8 KB (sufficient for storing control programs of small and medium-sized devices) |
|
I/O Points: |
The unit comes with 16 points (12 inputs and 4 outputs), but it can be expanded to a maximum of 156 points through expansion modules, so there is a "156" in the model name. |
|
Communication Ports: |
Comes with one RS-232/485 serial port, which can be connected to touch screens, other PLCs or computers. |
|
Power Supply: |
Requires an external 24V DC power supply to operate. |
|
Programming Software: |
Programming is done using RSLogix 500. |
In simple terms, Allen Bradley 1745-LP156 is just a "commander-in-chief". Its sole function is to constantly monitor the "reports" (such as "materials arrived" or "button pressed") sent by various sensors, and then, with a quick calculation in its brain, it immediately issues an order: "Hey, that motor, start rotating!" "Hey, that cylinder, go!" How the entire equipment operates, what tasks it performs first and then, is all determined by this little brain of its.
Its ease of use is demonstrated by its classic and intuitive ladder diagram programming language, which closely resembles electrical diagrams and enables engineers and electricians to quickly understand and master it. At the same time, the "building block" separation design of its processor and I/O modules makes hardware expansion and wiring extremely clear and convenient. Moreover, as a mature product, Allen Bradley 1745-LP156 has a vast amount of learning resources and community support, which significantly lowers the learning threshold for new users.
1. The most direct way is that it can continuously and precisely perform the same operation 24 hours a day, freeing people from monotonous and dangerous jobs.
2. Machines do not get tired or distracted. As long as the program is correct, their actions are exactly the same every time, significantly reducing the product defect rate caused by human errors.
3. Its reaction speed is at the millisecond level, much faster than humans. The rhythm of the entire production process can be accelerated, and the output per unit time naturally increases.
4. By modifying the program, the production process can be quickly adjusted, which is much faster and cheaper than re-constructing a mechanical system, making the production line more "flexible".
Sensor signal enters
↓
PLC "brain" receives
↓
CPU executes program logic
↓
Makes judgment
↓
Issues instruction
↓
Outputs signal to actuator (motor/cylinder)
↓
Equipment completes action
↓
Sensor feedback again
↓
Cycle repeats
Address
No. 169, Xinggang 2nd Li, Haicang District, Xiamen, China
Tel
