Introduction

The Schneider TM221CE24R Logic Controller Module is a member of the Modicon M221 PLC family, engineered to deliver reliable control performance for compact and medium-sized industrial automation applications. Combining integrated digital I/O, analog processing, relay outputs, Ethernet communication, and TM3 expansion compatibility, it provides a versatile platform for modern machine control systems.

Designed for machine builders, OEM manufacturers, and automation engineers, the TM221CE24R balances functionality, scalability, and installation efficiency. Its relay output architecture makes it suitable for a wide range of industrial loads, while its communication features support seamless integration into connected automation environments.

Technical Specifications

Parameter	Specification
Brand	Schneider Electric
Model Number	TM221CE24R
Product Type	Logic Controller Module
Product Range	Modicon M221
Controller Type	Compact PLC
Rated Supply Voltage	100...240 VAC
Supply Voltage Range	85...264 VAC
Integrated I/O Number	24
Digital Inputs	14
Input Voltage	24 VDC
Analog Inputs	2
Analog Input Range	0...10 V
Analog Resolution	10 bits
Relay Outputs	10
Output Type	Relay Normally Open
Output Voltage	5...125 VDC / 5...250 VAC
Maximum Output Current	2 A
Communication Interface	Ethernet + Serial Line
Programming Interface	USB
Memory Expansion	SD Card Supported
Expansion Compatibility	Modicon TM3 Modules
Maximum Expansion Modules	Up to 7 Local I/O Modules
Mounting Type	DIN Rail Mounting
Protection Rating	IP20
Operating Temperature	-10...55°C
Storage Temperature	-25...70°C
Dimensions (W × H × D)	Approx. 110 × 90 × 70 mm
Weight	Approx. 650 g

Recommended Companion Models

Model	Product Name
TM3AI4	Schneider Modicon TM3 Analog Input Expansion Module
TM3DQ16R	Schneider Modicon TM3 Relay Output Expansion Module
TM3TI4	Schneider Modicon TM3 Temperature Input Module
TM3XREC1	Schneider Modicon TM3 Remote Receiver Module

Frequently Selected Alternatives

Model	Product Name
TM221CE16R	Schneider Modicon M221 16 I/O Ethernet Relay Logic Controller
TM221CE40R	Schneider Modicon M221 40 I/O Ethernet Relay Logic Controller
TM221CE24T	Schneider Modicon M221 24 I/O Ethernet Transistor Logic Controller
TM241CEC24T	Schneider Modicon M241 Ethernet Logic Controller Module

Where It Excels in Industrial Use

• Medium-Scale Machine Automation Control
The Schneider TM221CE24R is a Modicon M221 compact logic controller designed for industrial machines requiring dependable PLC performance, integrated communication, and flexible I/O capability. It is widely used in packaging systems, assembly equipment, conveyor applications, and automated production machinery where compact control solutions are preferred.

• Standalone Equipment Control Applications
With 24 integrated I/O points, relay outputs, analog inputs, and Ethernet connectivity, the TM221CE24R provides a complete control platform for independent machines and automation systems requiring stable operation and easy integration.

• Industrial Communication Integration
The built-in Ethernet interface, serial communication support, USB programming connection, and Modbus capability make the controller suitable for connecting HMIs, drives, monitoring systems, and industrial devices.

• Expandable Automation Architecture
Supporting Modicon TM3 expansion modules, the TM221CE24R allows engineers to extend digital, analog, and specialty I/O functions while maintaining a compact DIN rail installation.

Key Strengths at a Glance

• Reliable Relay Output Control
The TM221CE24R integrates 14 digital inputs, 10 relay outputs, and 2 analog inputs, providing flexible control capability for motors, valves, contactors, sensors, and other industrial devices.

• Ethernet-Ready M221 Platform
The controller includes Ethernet and serial interfaces, enabling convenient communication with HMIs, supervisory systems, and other automation components for connected machine applications.

• Integrated Analog Processing
Two built-in 0...10 V analog inputs allow direct connection of analog sensors and measurement devices, reducing the need for additional expansion modules in many applications.

• Flexible TM3 Expansion Capability
The TM221CE24R supports Modicon TM3 expansion modules, allowing machine builders to scale system functionality according to future automation requirements.

Technical FAQs

1. What type of product is the Schneider TM221CE24R?
The Schneider TM221CE24R is a Modicon M221 programmable logic controller designed for industrial automation and machine control applications.

2. How many integrated I/O points does the TM221CE24R provide?
The TM221CE24R provides 24 integrated I/O points, including 14 digital inputs and 10 relay outputs.

3. What type of outputs does the TM221CE24R use?
The TM221CE24R uses relay normally open outputs suitable for switching AC and DC loads in industrial control systems.

4. What power supply does the TM221CE24R require?
The TM221CE24R operates with a 100...240 VAC rated supply voltage.

5. Does the TM221CE24R support analog inputs?
Yes. The controller includes two analog inputs supporting 0...10 V signals with 10-bit resolution.

6. Which expansion modules are compatible with the TM221CE24R?
The TM221CE24R supports Modicon TM3 expansion modules for additional digital, analog, and specialty I/O functions.

7. What programming software is used for the TM221CE24R?
The TM221CE24R is programmed using Schneider Electric EcoStruxure Machine Expert Basic software for Modicon M221 controllers.

8. Does the TM221CE24R support Ethernet communication?
Yes. The TM221CE24R includes an integrated Ethernet communication interface for industrial networking and device integration.

9. Can the TM221CE24R communicate through Modbus?
Yes. The controller supports Modbus communication through its communication interfaces for connection with industrial equipment and automation networks.

10. Is the TM221CE24R suitable for OEM machine applications?
Yes. The TM221CE24R is designed for OEM machines and industrial automation systems requiring compact PLC control, reliable performance, and expansion flexibility.

Look forward to your comments!Comment