Product Description – Schneider TM221CE40R PLC

The Schneider TM221CE40R is a versatile Modicon M221 programmable logic controller designed for small to medium industrial automation systems. It provides 40 I/O points, including 24 digital inputs and 16 relay outputs, allowing reliable and direct control of actuators, solenoids, and contactors. Moreover, its built-in Ethernet port ensures seamless integration into industrial networks, while USB and serial interfaces simplify programming, data transfer, and diagnostics.

This PLC supports high-speed counters and pulse train outputs, enabling motion control for stepper or servo drives. Therefore, it is suitable for packaging machines, conveyors, HVAC systems, pumping stations, and other applications requiring compact, flexible, and reliable control. Its DIN-rail or panel mounting and IP20 housing make it durable and easy to install in industrial environments.

Technical Specifications

Electrical & I/O

• Supply Voltage: 24 V DC

• Total I/O Points: 40

• Digital Inputs: 24 × 24 V DC (IEC 61131‑2 compliant)

• Digital Outputs: 16 relay outputs (SPST/SPDT, 2 A max)

• High-Speed Counters: 4 channels

• Pulse Train Outputs: 2 channels (for stepper/servo control)

Communication Interfaces

• Ethernet Port: RJ45, supports Modbus TCP/IP

• Serial Ports: RS232/RS485 (Modbus RTU/ASCII)

• USB Ports: Mini-B (device), Type-A (program transfer or accessories)

• Micro SD Card: Up to 32 GB for program/data storage

Mechanical & Environmental

• Dimensions (W × H × D): 175 × 90 × 70 mm

• Weight: 0.6 kg

• Mounting: DIN-rail or panel

• Protection: IP20

• Operating Temperature: 0–55 °C

• Storage Temperature: −20–70 °C

• Relative Humidity: 5–95% non-condensing

Certifications & Compliance

• CE, UL, CSA certified

• RoHS and REACh compliant

FAQ

Q1: How many I/O points does the TM221CE40R support?
It supports 40 total I/O points: 24 digital inputs and 16 relay outputs.

Q2: Does the PLC support motion control?
Yes, it supports pulse train outputs and PWM for stepper/servo motion control.

Q3: Which communication interfaces are included?
Ethernet RJ45, USB mini-B/Type-A, and RS232/RS485 serial link.

Q4: Can this PLC be expanded with additional modules?
Yes, it supports TM2 and TM3 expansion modules, up to 196 I/O maximum.

Q5: What is the maximum relay output current?
Relay outputs are rated up to 2 A at 24 V DC or 250 V AC.