OVERVIEW

Official designation: Allen-Bradley 1761-L10BXB (MicroLogix 1000, Programmable Logic Controller)

Role/Application: Compact controller for micro-automation applications, featuring 6 DC inputs, 2 sourcing outputs, 2 relay outputs, and a high-speed input channel.

KEY SPECS SUMMARY

Power: 20.4 to 26.4V DC, 5 Watts

Interfaces / Ports: RS-232 8-pin Mini-DIN connector

Indicators: Power, Run, Fault, Force LEDs

Operating Temp: 0 degrees C to 55 degrees C

Platform / Compatibility: MicroLogix 1000 series, DIN rail or panel mount

Limit: 737 instruction words, 437 data words

Lifecycle: Discontinued, end of life June 30, 2017

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the maximum load rating for the two integrated relay outputs on this controller?

A: The maximum relay output current is 2.0 Amperes per point and 8.0 Amperes per common.

Wiring & Installation:

Q: What are the operating input voltage limits for the 24 Volts DC discrete inputs?

A: The operating input voltage range is 14 Volts DC to 30 Volts DC maximum at 30 degrees C.

Troubleshooting & Compatibility:

Q: What are the DF1 communication settings required for programming or monitoring?

A: The controller supports DF1 protocol via the RS-232 port for configuration.

Replacement & Upgrades:

Q: What are the recommended migration controllers for the obsolete MicroLogix 1000 series?

A: The recommended migration products are the Allen-Bradley Micro820 or Micro830 controller series.