Not all control systems require hundreds or thousands of points. For small workstations, entry-level models will suffice. Feimu Technology, a reputable supplier with a long history in the industrial control industry, offers this Allen Bradley 1785 L11B that is small in size but fully equipped.
It has 8K memory that can accommodate regular logic, 512 points of I/O to cover small equipment; 1 DH+/ remote I/O path for expansion, and 1 serial port for connecting to the host computer; battery backup + EEPROM dual insurance to prevent program loss in case of power failure. It is suitable for packaging machinery, conveyor lines, and single-machine equipment in small control scenarios, being sufficient and cost-effective.
1. Mature and stable PLC-5 control architecture
The Allen Bradley 1785 L11B adopts the classic PLC-5 platform design, having been verified in industrial environments for a long time, and has stable and reliable control performance.
The industrial environment is highly adaptable
The system runs stably
Low maintenance cost
2. Suitable for small and medium-sized automation equipment
Suitable for use in:
Single device control
Small production line
Mechanical automation system
Industrial equipment renovation project
3. To extend the old PLC system life cycle
For still running PLC - 5 system:
There is no need to replace the whole control system
The original application architecture
Decrease the cost of equipment upgrades
To reduce downtime
|
Parameter |
Specification |
|
Product Model |
1785-L11B |
|
Product Series |
PLC-5/11 Processor |
|
Product Type |
PLC Processor Module (CPU Module) |
|
Brand |
Allen-Bradley |
|
Control Platform |
PLC-5 |
|
Installation Method |
PLC-5 Rack Installation |
|
Programming Software |
RSLogix 5 |
|
Communication Method |
DH+ / Remote I/O (Depending on System Configuration) |
|
Processing Functions |
Program Execution, Logic Operations, Data Processing |
Industrial mechanical equipment applications:
Automatic assembly equipment
Packaging machinery
Equipment control for processing
Manufacturing production line applications:
Conveying system
Equipment interlock control
Automation process management
Infrastructure control applications:
Pump station control
Simple process control system
Appearance inspection:
Confirm the completeness of model labels, enclosures, and interfaces.
Model verification:
Verify the compatibility of the Allen Bradley 1785 L11B model and the PLC-5 system.
Power-on test:
Check the CPU startup status and LED indicators.
Function test:
Verify the program operation and processor working status.
Communication test
Check the PLC network connection.
Packaging and delivery:
Record test results and carry out anti-static and shock packing.
Using RSLogix 5 software:
Program editor
Uploads and downloads
Online Monitoring
Diagnosis of fault
Based on the system configuration support: DH + communication, Remote I/O communication;
Used in the PLC data exchange with external devices.
Usually don't need. If you already have a backup of the original PLC program, just download the program to the new processor and reconfirm the communication and I/O configuration.
CPU Status Indicator
PLC communication state
Program running condition
I/O response
|
Fault Phenomenon |
Possible Cause |
Solution |
|
CPU Cannot Start |
Power supply or module failure |
Check the power supply and module status |
|
Communication Failure |
Incorrect address settings |
Check the DH+ configuration and communication cables |
|
Program Cannot Be Downloaded |
Software configuration issue |
Check RSLogix 5 settings and communication parameters |
|
CPU Alarm |
Program or hardware abnormality |
Check fault information and perform troubleshooting |
Confirm the configuration of PLC-5 rack and system
Turn off the power supply of the equipment
Install 1785 L11B into the corresponding slot of the rack
Check the backplane connection
Connect the communication lines
Power on and check the CPU status
Download the program using RSLogix 5 and test its operation
To obtain discontinued spare parts, you need to find a reliable supplier. Feimu Technology was established in Jiangmen, Guangdong Province in 2005 and has been deeply involved in the industrial control industry for over 20 years.
It has an inventory of 5,000 active SKUs in stock, including discontinued classic models like Allen Bradley 1785 L11B; Before each processor is dispatched, it undergoes three checks: memory testing, communication verification, and operation stress testing to ensure it is usable upon delivery; 100% genuine product guarantee, with traceable legal channels; Free pre-sale assistance to verify the model and confirm compatibility, and 24-hour response during after-sales service.
2000 square meters intelligent warehouse, order fast delivery stability. Buy industrial control production parts, find flying wood technology more assured.
Address
No. 26, Yuhu Street, Encheng Subdistrict, Enping City, Jiangmen City, Guangdong Province, China
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