TM221CE40R | M221 Logic Controller, 40 I/O, Ethernet, Fast Count

TM221CE40R – Modicon M221 Logic Controller

Powerful · Flexible · Ethernet-ready · Ideal for distributed automation.

1. Product Description

• – TM221CE40R is a Modicon M221 logic controller from Schneider Electric.
• – It combines 40 I/O points with built‑in Ethernet and relay outputs.
• – Moreover, it supports up to 7 expansion modules for system growth.
• – In addition, the 100‑240 V AC power supply fits global sites.

2. Technical Data

• Brand / Model: Schneider Electric – TM221CE40R (M221 series)
• Power supply: 100…240 V AC, 50/60 Hz, 70 VA max
• Discrete I/O: 24 inputs (4 fast) + 16 relay outputs (2 A)
• Analogue inputs: 2 channels, 0…10 V, 10‑bit resolution
• Fast inputs (HSC): up to 100 kHz (single phase), 50 kHz (A/B)
• Memory: 256 kB program + 256 kB flash backup
• Ethernet: 10/100BASE‑T, Modbus TCP client/server
• Serial link: RS232/RS485 (Modbus RTU/ASCII)
• USB port: Mini B for programming (SoMachine)
• Operating temp: -10…55 °C (horizontal), -10…35 °C (vertical)
• Protection: IP20, CE, UL, CSA, RCM, IACS E10

3. Installation, Debug & Maintenance

• – Mounting: DIN rail (TH35) or panel with fixing kit.
• – Wiring: Removable screw terminals for inputs and outputs.
• – Debug: LED status for I/O, run/stop, and Ethernet link.
• – Maintenance tip: Use RC snubbers for relay inductive loads.

4. Compatibility & Certification

• – Software: SoMachine / EcoStruxure Machine Expert.
• – Protocols: Modbus TCP, Modbus RTU, ASCII.
• – Certificates: CE, UL, CSA, RCM, IACS E10.
• – EMC immunity: Meets IEC 61000‑4‑2, ‑3, ‑4, ‑5, ‑6.

5. Packaging, Warranty & Shipping

• – Box includes: Controller, terminal blocks, manual, and clip.
• – Warranty: 12 months from invoice date.
• – Shipping: Dispatch within 12‑24 hours.
• – Couriers: FedEx, UPS, DHL (tracked).

6. Expert Review & Manager’s Insight

• Expert Review: “The TM221CE40R excels with its fast HSC and Ethernet connectivity.
• In fact, the 24 inputs and 16 relay outputs handle most small machines.
• Furthermore, the integrated Modbus TCP makes networking simple.
• Overall, it is a reliable choice for packaging and conveyor systems.”
• Manager’s Insight: “This controller offers great value for cost‑sensitive projects.
• For example, the 2 analogue inputs save you from buying extra modules.
• Additionally, the 12‑month warranty and fast shipping reduce downtime risks.”

7. Suitable Devices & Applications

• – Small conveyor belts and material handling.
• – Packaging machines (filling, capping, labelling).
• – Simple positioning with encoder feedback (HSC).
• – Pump, fan, and compressor control panels.
• – HVAC and building automation systems.

8. Compare with Other Models

• – TM218LDA24DRN – compact, 24 I/O, relay, no Ethernet.
• – TM241CE40R – M241 with motion control and more memory.
• – TM251MESE – high‑end M251 with dual Ethernet and extended I/O.

9. FAQ – Practical Answers & Selection Guide

• Q1: What is the maximum counting speed for fast inputs?
• Up to 100 kHz for single phase, and 50 kHz for A/B quadrature.
• Q2: Can I expand the I/O beyond 40 points?
• Yes, you can add up to 7 expansion modules (max 48 additional relays).
• Q3: Does it support both Modbus TCP and RTU simultaneously?
• Yes, Ethernet handles Modbus TCP, while the serial port does Modbus RTU/ASCII.
• Q4 (experience): How to extend relay life on inductive loads?
• Use an external RC snubber or varistor across the load.
• Q5 (purchase guide): Which controller to choose – M221 vs M241?
• M221 is cost‑effective for simple I/O & Ethernet; M241 adds built‑in motion.
• Q6 (purchase guide): Is this model good for a stand‑alone machine?
• Absolutely. The 24 inputs, 16 relays, and 2 analogues cover most stand‑alone tasks.

10. Contact & Order Support

• Email: sales@powergearx.com
• WhatsApp: +86 18030005825
• Dispatch: 12‑24 hours via FedEx, UPS, or DHL.

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