Allen Bradley 1785-L30B is a programmable logic controller(PLC)of the Allen-Bradley PLC5 series.The following is a detailed introduction to the controller:

1.Basic information

Manufacturer:Allen-Bradley(Rockwell Automation)

Product series:PLC5

Model:1785-L30B

2.Technical specifications

User memory:32K words

I/O device support:Supports up to 1024 I/O devices,which can be composed of any combination of discrete and analog input/output devices.In addition,complementary 1024 input and 1024 output devices are supported.

Remote I/O rack support:Up to 28 remote I/O racks can be connected.

Communication ports:

Two DH+/remote I/O combination ports(configurable as adapter or scanner)

One serial port(supports RS-232,423 and RS-422A communication standards)

Backplane current load:2.3 amps at 5 volts

III.Features

Compact design:Small size and lightweight for easy installation and wiring.

Flexible I/O configuration:Supports a variety of I/O modules,and different types of modules can be selected according to specific application requirements.

Multiple communication interfaces:Supports multiple communication interfaces such as serial port and Ethernet,which is convenient for data exchange and communication with other devices.

Battery backup:A battery is installed,and when the controller is powered off,the battery will be used by the controller to save data in the user memory.

Indicator lights and key switches:There are multiple indicator lights(such as BATT,PROC,FORCE,COMM,etc.)and a three-position key switch(used to set the controller mode,such as RUN,PROG and REM)on the front panel,which are convenient for users to monitor and configure the controller.

4.Application Scenarios

Allen Bradley 1785-L30B controller is widely used in automation control systems in various industries,such as manufacturing,energy,water treatment,etc.It provides reliable control and monitoring functions and is suitable for small and medium-sized automation applications.

 

 

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