1785-L60B | Allen-Bradley PLC-5 Controller Module
Introduction:
New Original Allen-Bradley PLC-5 CPU module. 32K memory, DH+ and remote I/O ports. In stock with 12-month warranty.
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Product Overview
The Allen-Bradley 1785-L60B is a programmable logic controller module from the PLC-5 family. This module serves as the central processing unit for industrial automation systems. It is designed for discrete and process control applications. The unit handles logic execution, data handling, and communication tasks. It supports a range of I/O modules for system expansion.
Application Scenarios
This controller is used in manufacturing plants and assembly lines. It manages conveyor systems, packaging machines, and material handling equipment. It also controls batch processes in chemical and food industries. The module is suitable for water treatment facilities. It operates in harsh industrial environments with reliable performance.
Technical Specifications
- Processor: 16-bit microprocessor
- Memory: 32K words of battery-backed RAM
- I/O Capacity: Up to 1024 discrete I/O points
- Communication: Built-in DH+ and remote I/O ports
- Power Supply: 5V DC, 2.5A from chassis backplane
- Operating Temperature: 0 to 60 °C
- Storage Temperature: -40 to 85 °C
- Humidity: 5% to 95% non-condensing
- Weight: 0.9 kg
- Dimensions: 12.7 x 4.5 x 12.7 cm
Installation & Maintenance Guide
Install the module into a compatible 1771 chassis. Ensure the chassis power supply is off before installation. Align the module with the backplane connector and press firmly. Secure the module with screws at top and bottom. Connect communication cables to DH+ or remote I/O ports. Do not exceed the maximum cable length of 3000 meters for DH+. For maintenance, periodically check the battery backup status. Replace the battery every 5 years under normal conditions. Keep the module free from dust and moisture.
Frequently Asked Questions (FAQ)
What is the primary function of 1785-L60B?
The module acts as the central processor for a PLC-5 control system. It executes user-programmed logic and manages I/O data.
Can 1785-L60B be used with 1771 I/O modules?
Yes, it is compatible with all 1771 series I/O modules. The module supports up to 1024 discrete I/O points.
What communication protocols does this controller support?
It supports Data Highway Plus and remote I/O protocols. These are built-in ports on the module faceplate.
What is the maximum cable length for DH+ communication?
The maximum recommended cable length for DH+ is 3000 meters. Use Belden 9463 or equivalent cable.
How is the program memory maintained during power loss?
The module uses a lithium battery to retain RAM contents. The battery provides backup for up to 5 years.