In most procurement cycles, ELECTRIC-TM221C40U is considered with Siemens PLC, Magelis HMI Software and Schneider M241 40 Io Transistor Npn, giving decision-makers confidence that they’ve chosen the most dependable component.
Schneider TM221C40U Programmable Logic Controller
The TM221C40U from Schneider Electric is a reliable PLC (Programmable Logic Controller) engineered for efficient automation and control in industrial machinery.
| Brand | Schneider |
| Product Type | PLC - Programmable Logic Controller |
| Product | TM221C40U |
Schneider TM221C40U Programmable Logic Controller – Technical Specifications
| Specification | Value |
|---|---|
| Maximum leakage current | 0.1 mA for transistor output |
| Discrete output logic | Negative logic (sink) |
| Minimum load | - |
| Conversion time | 1 ms per channel + 1 controller cycle time for analogue input analog input |
| Ambient air temperature for storage | -25…70 °C |
| Pollution degree | <= 2 |
| Maximum current per output common | 4 A |
| Configurable filtering time | 0 ms for input3 ms for input12 ms for input |
| Power supply output current | 0.52 A 5 V for expansion bus0.3 A 24 V for expansion bus |
| Reset time | - |
| Discrete output voltage | 24 V DC |
| Discrete output type | Transistor |
| Switching frequency | - |
| Output frequency | 0.1 kHz for output at Q4...Q15100 kHz for fast output (PWM/PLS mode) at Q0...Q3 |
| Backup time | 1 year at 25 °C (by interruption of power supply) |
| Maximum power consumption in VA | - |
| IP degree of protection | IP20 with protective cover in place |
| [Us] rated supply voltage | 24 V DC |
| Transmission rate | 1.2...115.2 kbit/s (115.2 kbit/s by default) for bus length of 15 m for RS4851.2...115.2 kbit/s (115.2 kbit/s by default) for bus length of 3 m for RS232480 Mbit/s for USB |
| Input impedance | 3.4 kOhm for discrete input100 kOhm for analog input4.9 kOhm for fast input |
| Range of product | Modicon M221 |
| Net weight | 0.63 kg |
| Discrete output number | 16 transistor 4 fast output |
| Discrete input current | 7 mA for discrete input5 mA for fast input |
| Supply voltage limits | 20.4…28.8 V |
| Depth | 70 mm |
| Discrete I/O number | 40 |
| Electrical connection | removable screw terminal block for inputs removable screw terminal block for outputs terminal block, 3 terminal(s) for connecting the 24 V DC power supply connector, 4 terminal(s) for analogue inputsMini B USB 2.0 connector for a programming terminal |
The TM221C40U Schneider M221 Logic Controller operates on a 24 V DC supply and supports a voltage range of 20.4–28.8 V. It is equipped with 16 transistor outputs including 4 fast outputs for high-speed control up to 100 kHz, making it ideal for precision motion and timing tasks. With negative logic (sink) configuration and 4 A maximum current per output common, it ensures accurate and efficient signal switching. The controller offers 1 ms per channel conversion time with configurable filtering at 0, 3, or 12 ms to reduce noise interference in industrial environments. Designed with IP20 protection and a compact 70 mm depth, it integrates seamlessly into small control panels while maintaining powerful processing performance. Communication interfaces such as RS232, RS485, and USB 2.0 ensure compatibility with Modbus protocol, enabling smooth connectivity with HMIs, drives, and other Schneider automation systems. The TM221C40U PLC delivers reliable operation across a temperature range of -25°C to 70°C and altitudes up to 2000 m, ensuring dependable performance even in harsh industrial environments.
The Schneider Electric TM221C40U is widely used in advanced automation systems such as packaging lines, assembly conveyors, material handling equipment, and process machinery requiring high-speed synchronization. Its NPN transistor outputs provide excellent control compatibility for current-sinking circuits, making it a preferred choice for engineers who value stability and precision. The controller’s integration with EcoStruxure Machine Expert software enhances productivity, offering simplified configuration, diagnostics, and programming for machine builders and automation technicians. With its proven durability and consistent operation, the TM221C40U Schneider sets a strong benchmark in the Modicon M221 family for reliable, long-term industrial automation.
For detailed wiring, programming, and installation information, refer to the official TM221C40U Datasheet and TM221C40U Manual. Buyers seeking the latest TM221C40U Price can contact verified Schneider distributors for quotations. Combining speed, scalability, and robust performance, the Schneider TM221C40U remains a top-performing controller in the Modicon M221 Logic Controller range. Belonging to the Modicon M221 series, this Schneider M221 Logic Controller combines high-speed transistor outputs with compact design and smart connectivity, offering robust performance for OEMs, system integrators, and panel builders.
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