Modicon M221 TM221CE40R Logic Controller – 40 I/O Relay Ethernet, 100...240 V AC

The TM221CE40R belongs to the Modicon M221 range from Schneider Electric. This logic controller combines 24 discrete inputs, 2 analog inputs, and 16 relay outputs in a compact 160 mm wide housing. It suits machine control, building automation, and small process applications that need Ethernet connectivity and mixed I/O. Engineers choose this TM221CE40R controller for its 100...240 V AC supply, built-in RJ45 Ethernet port, and expandability up to 7 I/O expansion modules.

Summary

• The Modicon M221 TM221CE40R delivers 40 discrete I/O points with 16 relay outputs rated 2 A.
• It accepts 100...240 V AC supply and tolerates 85...264 V limits for stable operation.
• Two analog inputs offer 10-bit resolution with a 10 mV LSB value and 1 ms conversion time.
• An integrated RJ45 Ethernet port supports Modbus TCP server, client, and slave services.
• The controller runs 256 kB program memory and backs up data through built-in flash memory.

Technical Specifications

• Brand: Schneider Electric
• Model: TM221CE40R
• Range: Modicon M221
• Product type: Logic controller
• Rated supply voltage: 100...240 V AC; supply limits 85...264 V
• Network frequency: 50/60 Hz; inrush current ≤ 40 A; power consumption ≤ 70 VA
• Discrete inputs: 24 inputs conforming to IEC 61131-2 Type 1, including 4 fast inputs
• Discrete input voltage: 24 V DC; input current 7 mA; input impedance 3.4 kOhm
• Input logic: Sink or source (positive/negative)
• Input thresholds: State 1 ≥ 15 V / ≥ 2.5 mA; State 0 ≤ 5 V / ≤ 1 mA
• Analog inputs: 2 inputs, 0...10 V range, 10-bit resolution, 10 mV LSB
• Analog accuracy: ±1 % of full scale; conversion time 1 ms per channel plus one controller cycle
• Analog overload: ±15 V DC permanent; ±30 V DC for 5 minutes maximum
• Discrete outputs: 16 relay outputs, normally open
• Output voltage: 5...250 V AC / 5...125 V DC; output limits 277 V AC / 125 V DC
• Output current: 2 A per output; 8 A per output common
• Output response time: 10 ms turn-on and 10 ms turn-off
• Fast input response: 5 µs turn-on and 5 µs turn-off
• Input response (I8...I15): 100 µs; (I2...I5): 35 µs
• Configurable filtering: 0 ms, 3 ms, or 12 ms
• Electrical durability: Up to 300,000 cycles for AC-14 and AC-15 inductive loads at 240 V
• Mechanical durability: ≥ 20,000,000 cycles for relay output
• Switching frequency: 20 operations per minute at maximum load
• Minimum load: 10 mA at 5 V DC for relay output
• Memory: 256 kB program capacity with 10,000 instructions; 256 kB flash backup
• Data storage: Optional 2 GB SD card; BR2032 lithium battery with 4-year life
• Backup time: 1 year at 25 °C after power interruption
• Execution time: 0.2 µs per Boolean instruction; 0.3 ms per 1 KInstruction for event and periodic tasks
• Event task response: 60 µs
• Clock drift: ≤ 30 s/month at 25 °C
• Regulation loop: Adjustable PID regulator, up to 14 simultaneous loops
• High-speed counting: 4 fast inputs, 100 kHz single-phase / pulse-direction, 50 kHz A/B, 32-bit capacity
• Integrated connections: RJ45 Ethernet; RJ45 RS232/RS485 serial link; mini B USB 2.0
• Transmission rates: USB 480 Mbit/s; serial 1.2...115.2 kbit/s (115.2 kbit/s default)
• Communication protocols: Modbus TCP, Modbus RTU/ASCII, SoMachine-Network, USB protocol
• Ethernet port: 10BASE-T/100BASE-TX, 100 m copper cable
• Local signalling: LEDs for Link, ACT, SL, I/O state, BAT, SD, ERR, RUN, PWR
• Electrical connections: Mini B USB; 4-terminal analog input connector; 3-terminal 24 V DC power supply; removable screw terminal blocks for inputs and outputs
• Cable length: ≤ 30 m unshielded for outputs and inputs; ≤ 10 m shielded for fast inputs
• Insulation: 500 V AC between output groups, output and internal logic, fast input and internal logic, input and internal logic
• Sensor power supply: 24 V DC at 250 mA supplied by the controller
• Mounting: Plate or panel with fixing kit; TH35-7.5 and TH35-15 top hat rail per IEC 60715
• Dimensions: 70 mm height, 70 mm depth, 160 mm width; product weight 0.456 kg
• Standards: EN/IEC 61131-2, EN/IEC 61010-2-201
• Certifications: CSA, CULus, IACS E10, RCM
• Electrostatic discharge: 4 kV contact and 8 kV air per EN/IEC 61000-4-2
• Electromagnetic field resistance: 10 V/m (80 MHz...1 GHz), 3 V/m (1.4...2 GHz), 1 V/m (2...3 GHz) per EN/IEC 61000-4-3
• Magnetic field resistance: 30 A/m at 50...60 Hz per EN/IEC 61000-4-8
• Fast transient resistance: 1 kV for serial link, Ethernet, and I/O; 2 kV for relay output and power lines per EN/IEC 61000-4-4
• Surge withstand: 1 kV differential mode for relay output and AC power lines; 2 kV common mode for relay output and AC power lines per EN/IEC 61000-4-5
• Conducted disturbance resistance: 10 Vrms (0.15...80 MHz) per EN/IEC 61000-4-6; marine specification 10 Vrms at spot frequencies
• Emission: EN/IEC 55011 class A for radiated and conducted emissions
• Microbreak immunity: 10 ms
• Operating temperature: -10...35 °C vertical installation; -10...55 °C horizontal installation
• Storage temperature: -25...70 °C
• Relative humidity: 10...95 % without condensation in operation and storage
• Protection: IP20 with protective cover in place; pollution degree ≤ 2
• Operating altitude: 0...2000 m; storage altitude 0...3000 m
• Vibration resistance: 3 gn (8.4...150 Hz) and 3.5 mm (5...8.4 Hz) on panel or symmetrical rail
• Shock resistance: 10 gn for 11 ms

Installation Guide

• Mount the controller on a plate, panel, or TH35-7.5 / TH35-15 top hat rail per IEC 60715.
• Keep vertical installation ambient temperature within -10...35 °C for reliable relay operation.
• Allow horizontal installation up to -10...55 °C when cabinet airflow supports heat removal.
• Connect the 100...240 V AC supply to the 3-terminal power supply block and verify 85...264 V limits.
• Use shielded cable up to 10 m for fast inputs and unshielded cable up to 30 m for standard inputs and outputs.
• Wire analog inputs through the 4-terminal connector and observe the 0...10 V range and 10-bit resolution.
• Respect 500 V AC insulation between output groups and between I/O and internal logic.
• Provide 24 V DC sensor power from the controller at 250 mA maximum for field devices.
• Insert an optional 2 GB SD card for program backup and data storage.
• Verify LED status for RUN, PWR, ERR, BAT, SD, Link, and ACT after power-up.

Package List

• 1 × Modicon M221 TM221CE40R logic controller
• 1 × removable screw terminal block for inputs
• 1 × removable screw terminal block for outputs
• 1 × 3-terminal block for 24 V DC power supply
• 1 × 4-terminal connector for analog inputs
• 1 × fixing kit for plate or panel mounting
• 1 × quick start documentation

Shipping

• FedEx, UPS, and DHL handle worldwide delivery for this controller.
• Each unit ships in protective packaging that suits the 0.456 kg product weight.
• Tracking numbers arrive after dispatch so you can monitor the shipment.

FAQ

• Q: How many I/O points does the TM221CE40R provide?
  A: It provides 40 discrete I/O points: 24 inputs and 16 relay outputs, plus 2 analog inputs.
• Q: Which Ethernet services does this controller support?
  A: The RJ45 port supports Modbus TCP server, Modbus TCP client, and Modbus TCP slave device services.
• Q: What supply voltage does the controller require?
  A: It operates from 100...240 V AC and tolerates 85...264 V supply limits at 50/60 Hz.
• Q: Can I expand the I/O beyond the built-in points?
  A: Yes, you can add up to 7 I/O expansion modules with up to 48 discrete relay outputs.
• Q: What is the relay output rating?
  A: Each relay output carries 2 A at 5...250 V AC or 5...125 V DC, with 8 A per common.
• Q: How do I back up the program?
  A: The controller stores 256 kB in built-in flash memory, and you can add an optional 2 GB SD card.

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