Allen-Bradley 1746-BAS

Allen-Bradley 1746-BAS | BASIC Programming and Communication Module

Overview

The Allen-Bradley 1746-BAS is a BASIC programming module for the SLC 500 system, allowing serial communication between the SLC platform and external devices. With RS-232 and RS-485 ports, it supports ASCII and DF1 protocols, making it perfect for connecting bar code readers, printers, modems, and other serial devices to an automation system.

Key Features

• Communication Ports:

  • RS-232 port

  • RS-485 port

• Protocols Supported: ASCII, DF1, Modbus RTU (through custom programming)

• Programming Language: BASIC-52 compatible (based on the Intel MCS-51 architecture)

• Memory:

  • 8 KB RAM for user programs

  • 32 KB ROM with BASIC interpreter

• Baud Rate: Selectable 300 to 19,200 bps

• Diagnostics: Onboard LED indicators for module and communication status

• Mounting: Standard SLC 500 chassis slot

Technical Specifications

• Catalog Number: 1746-BAS

• Backplane Current Load: 600 mA at 5V DC

• Isolation: Optical isolation between ports and backplane

• Operating Temperature: 0°C to 60°C (32°F to 140°F)

• Storage Temperature: -40°C to 85°C (-40°F to 185°F)

• Relative Humidity: 5% to 95% non-condensing

• Shock Resistance: 30g operational

• Vibration Resistance: 5g, 10–500 Hz

• Certifications: UL, CE, CSA

Applications

• Bar code scanner integration

• Printer communication and control

• Modem communication for remote monitoring

• Data collection from serial devices

• Custom protocol handling between devices and PLCs

Why Choose the 1746-BAS?

• Flexible Communication: Easily interface with serial devices

• Customizable Programming: BASIC language allows tailored data management

• Reliable Integration: Perfect for legacy serial device connectivity

• Industrial Durability: Built for demanding industrial environments

• Simple Installation: Fits directly into standard SLC 500 chassis

Order Now

Available and ready for immediate shipment.