AB 1747-L541

Description

1747-L541 is an SLC 5/04 controller produced by Allen-Bradley(AB for short,a brand of Rockwell Automation,USA).The following is a detailed introduction to the controller:

1.Basic information

Model:1747-L541

Brand:Allen-Bradley(Rockwell)

Series:SLC 500 series

Type:Controller/Processor

2.Technical specifications

User memory:Integrated 16 KB

Memory configuration:Configurable as 16K,32K or 64K words of memory

I/O control:Up to 4096 input and output points can be controlled

Communication interface:

Built-in DH+channel,supporting extended messaging functions and high-speed communication.

RS-232 channel,supporting DF1 radio modem,DH-485,ASCII and Modbus RTU communications.

The RS-232 port can be configured for DF1 and DH485 point-to-point topologies,and can also be used with 1761-NET-AIC to allow the serial port to be connected to a multi-point network.

AB 1747-L541

Program scan time:Typical program scan time per keyword is 0.9 milliseconds

I/O scan time:Typical I/O scan time is 0.225 milliseconds

Power requirements:Backplane current load is 1 amp at 5 volts DC and 200 milliamps at 24 volts DC

Timed interrupt:1 millisecond selectable timed interrupt(STI)

Discrete input interrupt:0.5 millisecond discrete input interrupt(DII)

Program and data table storage:Uses 64 KB memory based on 1747-M13 flash memory

III.Features

High performance:As part of the SLC 500 series,the 1747-L541 has faster communication speeds and shorter program execution times.

Remote I/O support:Supports remote I/O,DeviceNet direct and indirect addressing.

Multiple communication protocols:Supports multiple communication protocols to facilitate data exchange and communication with other devices.

Modular design:Modular design is adopted for easy installation and maintenance.

Fault diagnosis:Includes a 3-position key switch on the front panel for selecting run,remote or program mode,and has run,FLT,battery,force,DH+and RS-232 LED status indicators for troubleshooting and diagnosis.

4.Application scenarios

The 1747-L541 controller is suitable for medium-sized applications such as HVAC control,SCADA and material handling.It can implement distributed IO applications by using communication adapters on the CPU rack and communication scanners on the IO rack to meet the needs of various industrial automation control systems.

AB 1747-L541

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