OVERVIEW

Official designation: Allen-Bradley 2755-DS1A (2755 Barcode Decoders, Single-Head Barcode Decoder)

Role/Application: This decoder accurately processes barcode data from a single attached scanner and communicates it to a host device like a PLC or computer using RS-232, housed in a NEMA Type 1 enclosure.

KEY SPECS SUMMARY

Power: 100 to 240 Volts AC

Interfaces / Ports: Scanner, AUX, HOST ports

Indicators: 14 status LEDs

Operating Temp: 0 degrees C to 50 degrees C

Platform / Compatibility: Compatible with Allen-Bradley 2755 series scanners

Limit: Single scanner port

Lifecycle: Discontinued by manufacturer, varies by revision

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the nominal power consumption rating of the 2755-DS1A barcode decoder?

A: The nominal power consumption of the decoder is 55 VA.

Wiring & Installation:

Q: What types of communication protocols are supported by the HOST port on the decoder?

A: The HOST port supports RS-232, RS-422, and RS-485 with the DH485 protocol.

Troubleshooting & Compatibility:

Q: How many LED indicators are available on the front panel for diagnostic status feedback?

A: The front panel provides 14 LED indicators for status feedback and diagnostics.

Replacement & Upgrades:

Q: Is there an official, currently manufactured direct replacement for the discontinued 2755-DS1A?

A: The manufacturer has discontinued this series and does not offer a direct replacement.