16 Rockwell Automation Publication 2080-UM002N-EN-E - November 2022
Chapter 1 Hardware Overview
Hardware Features Micro830, Micro850, and Micro870 controllers are economical brick style controllers with
embedded inputs and outputs. Depending on the controller type, it can accommodate from
two to five plug-in modules. The Micro850 and Micro870 controllers have expandable features.
The Micro850 controller can support up to four expansion I/O modules and the Micro870
controller can support up to eight expansion I/O modules.
The controllers also accommodate any class 2 rated 24V DC output power supply that meets
minimum specifications such as the optional Micro800 power supply.
See Troubleshooting
on page 307 for descriptions of status indicator operation for
troubleshooting purposes.
Micro830 Controllers
IMPORTANT For information on supported plug-in modules and expansion I/O, see
the following publications:
• Micro800 Expansion I/O Modules User Manual, publication 2080-UM003
• Micro800 Plug-in Modules User Manual, publication 2080-UM004
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Micro830 10/16-point controllers and status indicators
Controller Status indicator
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Micro830 24-point controllers and status indicators
Controller Status indicator
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