Schneider Electric
Schneider Electric Modicon TM221ME16R Expansion Module - 16 I/O
Schneider Electric Modicon M221 Expansion Module with 16 I/O.
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Expands controller I/O
16 additional I/O points
24 VDC operation
Compact design for control panels
Easy plug-in connection
Reliable performance
Product description
The Schneider Electric TM221ME16R is a Modicon M221 expansion module designed to extend the I/O capabilities of compatible Modicon M221 controllers. It features 24 VDC power and adds 16 I/O points, typically consisting of 8 DC inputs and 8 DC outputs.
This expansion module is crucial for applications where the base controller's I/O count is insufficient. It is widely used in manufacturing, material handling, and process automation systems requiring more digital I/O.
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Technical specifications
| Manufacturer | Schneider Electric |
| Part Number | TM221ME16R |
| Series | Modicon M221 |
| Type | Expansion Module |
| Power Supply | 24 VDC |
| Added I/O | 16 |
| DC Inputs | 8 |
| DC Outputs | 8 |
Common applications
Machine control expansion
Automation system upgrades
Material handling
Manufacturing lines
Process automation
Control panel expansion
Compatible systems
Modicon M221 Controllers
Also known as
Modicon M221 TM221ME16R
Schneider TM221ME16R module
M221 I/O expansion
Replaces / compatible with
This expansion module is used to increase the I/O capacity of existing Modicon M221 controllers, replacing the need for a larger base unit or additional standalone controllers for simple I/O expansion.
Technical note
Expert tip
The TM221ME16R requires a common 24 VDC power source that is also supplied to the main controller. Ensure voltage and polarity are correct during installation.What happens next?
1
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2
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3
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Frequently asked questions
How do I connect the Schneider Electric TM221ME16R expansion module to a controller?
The TM221ME16R connects directly to compatible Modicon M221 controllers via a dedicated expansion bus connector. Ensure the controller supports the addition of this module and follow the wiring guidelines in the technical manual.