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Schneider Electric Modicon M221 TM221ME16R Programmable Logic Controller

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Schneider Electric TM221ME16R

by Schneider Electric

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OverviewOptimize control for your compact automation endeavors with the Schneider Electric TM221ME16R programmable logic controller. As a key component of the revered Modicon M221 series, this device delivers exceptional adaptability for diverse industrial settings. Featuring 8 digital inputs, 8 dependable relay outputs, and extensive communication capabilities including Ethernet, serial, and USB, the TM221ME16R is engineered for seamless integration and efficient functionality across a broad spectrum of uses.Key Features Integrated Input/Output: Offers 8 built-in digital inputs and 8 secure relay outputs, creating a balanced configuration for various control demands. High-Current Relay Outputs: Each relay output channel supports currents up to 2 Amps, enabling direct control of a variety of industrial loads. Comprehensive Communication Suite: Includes a dedicated Ethernet port (10/100 Mbps) for network operations, an adaptable serial port configurable for RS232 or RS485 standards, and a convenient USB Mini-B port for simplified programming and configuration. Modular Expansion: Fully compatible with Schneider Electric TM3 I/O expansion modules, providing flexible scaling to evolving project requirements. Integrated Real-Time Clock: Equipped with a battery-backed Real-Time Clock (RTC) for accurate time-stamping and scheduling functions. Intuitive Programming: Utilizes the EcoStruxure Machine Expert – Basic software, designed for straightforward and efficient development. Standardized Mounting: Engineered for easy installation onto a DIN rail, ensuring swift setup in control cabinets. Technical Specifications Model Designation: TM221ME16R Product Line: Modicon M221 Series Input Configuration: 8 digital inputs, operating at 24V DC (sink/source compatible). Output Configuration: 8 relay outputs, each capable of switching up to 2A. Program Storage: 128 KB program memory for complex logic. Data Storage: 64 KB data memory to manage essential process variables. Power Requirement: Operates efficiently on a 24V DC power supply. Processor Core: Features a high-performance 32-bit CPU for rapid execution. Connectivity Options: Includes Ethernet, serial (RS232/RS485), and USB ports. Expansion Capability: Supports TM3 expansion modules for tailored system growth. Operational Temperature Range: Certified for use from 0°C to +55°C. Physical Dimensions: 138 mm (Width) x 90 mm (Height) x 70 mm (Depth). Estimated Mass: Approximately 0.35 kg. Ingress Protection: Rated IP20 for adequate protection in industrial settings. Applications Industrial Machinery Oversight: Ideal for precise control of conveyor systems, small-scale CNC machines, and automated pick-and-place robots. Smart Building Control: Manages various building functions such as lighting systems, HVAC circuits, and access control mechanisms with ease. Fluid Management Systems: Provides reliable automation for critical processes in water treatment, including pump activation, valve regulation, and accurate tank level monitoring. OEM System Integration: Its compact form factor and customizable features make it an ideal choice for embedding into bespoke control panels and original equipment manufacturing solutions. Why Choose This Model? Exceptional Communication Versatility: Benefit from native Ethernet and serial support, offering diverse connectivity options directly out of the box. Space-Saving Engineering: Its remarkably compact footprint is designed to fit seamlessly into confined enclosures, optimizing panel space. Guaranteed Output Reliability: The robust relay contacts are designed to handle direct loads, ensuring dependable control of connected devices. Dynamic Expandability and Scalability: Leverage TM3 modules to effortlessly expand I/O capabilities and scale your system precisely to project requirements. Order NowEnhance your automation capabilities today. The Schneider Electric TM221ME16R is available for order with efficient worldwide shipping.FAQWhat are the primary communication options for the TM221ME16R?The TM221ME16R offers a dedicated Ethernet port, a versatile serial port (configurable for RS232 or RS485), and a convenient USB Mini-B port for programming.Can I expand the I/O capabilities of this PLC?Yes, the TM221ME16R is fully compatible with Schneider Electric TM3 I/O expansion modules, allowing for flexible system scaling.What software is used for programming the TM221ME16R?The controller utilizes the EcoStruxure Machine Expert – Basic software, designed for straightforward and efficient development.

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PRODUCT DETAILS

Schneider Electric TM221ME16R

Overview

This is a genuine Schneider Electric component from the Modicon PLCs family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Schneider Electric catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Schneider Electric automation ecosystem
  • Engineered to integrate inside Modicon PLCs installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Schneider Electric equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Schneider Electric catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Schneider Electric platform with documented conversion notes for the Modicon PLCs family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model Designation: TM221ME16R
  • Product Line: Modicon M221 Series
  • Input Configuration: 8 digital inputs, operating at 24V DC (sink/source compatible).
  • Output Configuration: 8 relay outputs, each capable of switching up to 2A.
  • Program Storage: 128 KB program memory for complex logic.
  • Data Storage: 64 KB data memory to manage essential process variables.
  • Power Requirement: Operates efficiently on a 24V DC power supply.
  • Processor Core: Features a high-performance 32-bit CPU for rapid execution.
  • Connectivity Options: Includes Ethernet, serial (RS232/RS485), and USB ports.
  • Expansion Capability: Supports TM3 expansion modules for tailored system growth.
  • Operational Temperature Range: Certified for use from 0°C to +55°C.
  • Physical Dimensions: 138 mm (Width) x 90 mm (Height) x 70 mm (Depth).
  • Estimated Mass: Approximately 0.35 kg.
  • Ingress Protection: Rated IP20 for adequate protection in industrial settings.

Applications

  • Industrial Machinery Oversight: Ideal for precise control of conveyor systems, small-scale CNC machines, and automated pick-and-place robots.
  • Smart Building Control: Manages various building functions such as lighting systems, HVAC circuits, and access control mechanisms with ease.
  • Fluid Management Systems: Provides reliable automation for critical processes in water treatment, including pump activation, valve regulation, and accurate tank level monitoring.
  • OEM System Integration: Its compact form factor and customizable features make it an ideal choice for embedding into bespoke control panels and original equipment manufacturing solutions.

Why Choose the TM221ME16R?

  • Exceptional Communication Versatility: Benefit from native Ethernet and serial support, offering diverse connectivity options directly out of the box.
  • Space-Saving Engineering: Its remarkably compact footprint is designed to fit seamlessly into confined enclosures, optimizing panel space.
  • Guaranteed Output Reliability: The robust relay contacts are designed to handle direct loads, ensuring dependable control of connected devices.
  • Dynamic Expandability and Scalability: Leverage TM3 modules to effortlessly expand I/O capabilities and scale your system precisely to project requirements.

Availability & Shipping

  • In stock: TM221ME16R ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every TM221ME16R ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Schneider Electric

The TM221ME16R offers a dedicated Ethernet port, a versatile serial port (configurable for RS232 or RS485), and a convenient USB Mini-B port for programming.

Machine down? We ship parts the same day.

New, surplus, and refurbished Schneider Electric inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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