Allen-Bradley 1746-BAS-T SLC 500 BASIC module, 24K RAM, RS-232/423 & DH-485 ports, high-speed, discontinued, 12-month warranty.

• 1746-BAS-T is a high-speed BASIC language intelligent module for Allen-Bradley SLC 500 series PLC systems.
• It provides embedded BASIC programming, data logging, report generation, and custom serial communication functions.
• Equipped with two configurable serial ports and a dedicated DH-485 network port for multi-device connectivity.

• Single-slot design, compatible with all SLC 500 chassis and processors (5/01 and above).

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• High-speed BASIC language processing for custom automation tasks
• 24K words battery-backed RAM for program/data retention
• Two serial ports: RS-232/423 (PRT1) and RS-422/485 (PRT2)
• Dedicated DH-485 port for legacy network integration
• Supports DF1 protocol for modem, printer, and HMI connections
• Eight diagnostic LEDs for activity, communication, fault, and battery status

• NEMA-rated noise immunity for harsh industrial environments

• Brand: Allen-Bradley (Rockwell Automation)
• Part Number: 1746-BAS-T
• Series: SLC 500
• Module Type: BASIC Language / Intelligent Communication
• Program Memory: 24K Words (Battery-Backed RAM)
• Communication Ports: RS-232/423, RS-422/485, DH-485
• Backplane Current: 500 mA @ 5V DC
• Operating Temperature: 0°C to 60°C (32°F to 140°F)
• Mounting: SLC 500 Chassis Single Slot
• Condition: Refurbished / Used (Discontinued)

• Warranty: 12 Months

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• Custom BASIC programming for SLC 500 systems
• Data collection, logging, and report generation
• Serial device interfacing: barcode readers, printers, modems
• Legacy DH-485 network integration and migration
• HMI and third-party device communication

• Standalone control tasks independent of main PLC processor

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• Fully tested and certified refurbished modules
• Competitive pricing for hard-to-find discontinued parts
• Secure packaging and fast global shipping
• Technical support for configuration and programming
• Reliable 12-month warranty and after-sales service