Modicon M221 TM221C16R PLC Controller 7 Relay Outputs

Product Description

The Modicon M221 Logic Controller (TM221C16R) delivers robust control for small to mid-size machines. It combines 16 discrete I/O with 7 relay outputs. This compact unit operates on 100…240 V AC power. It offers reliable performance in industrial environments. Ideal for OEMs and system integrators.

Key Features at a Glance

• Integrated I/O – 9 digital inputs, 7 relay outputs, plus 2 analog inputs (0…10 V).
• Expandable – up to 4 expansion modules for added flexibility.
• Fast Processing – 0.3 ms per 1K instruction, 0.2 µs per Boolean instruction.
• Built-in Communication – RS485, RS232, and USB (Mini B) ports. Modbus master/slave ready.
• Reliable Power – 85…264 V AC supply, 40 A inrush, ≤46 VA with expansions.

Technical Specifications

• Brand – Schneider Electric
• Model – TM221C16R
• Series – Modicon M221
• Logic Controller Type – Compact standalone, 16 I/O

• Measurement Range & Resolution
  • Analog inputs: 0…10 V, 10‑bit resolution (10 mV LSB).
  • Digital inputs: 24 V DC, sink/source configurable.
• Frequency Response
  • Fast inputs (I0, I1, I6, I7): 5 µs on/off.
  • Standard inputs: 35 µs on, 100 µs off.
• Sensitivity & Accuracy
  • Analog absolute accuracy: ±1 % of full scale.
  • Digital input threshold: ≥15 V for logic 1.
• Linearity – built-in PID regulation for up to 14 loops.
• Temperature Range
  • Operation: -10…55 °C (horizontal), -10…35 °C (vertical).
  • Storage: -25…70 °C.
• Environmental Tolerance
  • Humidity: 10…95 % non‑condensing.
  • Altitude: up to 2000 m operation, 3000 m storage.
  • Shock: 98 m/s² (11 ms).
• Immunity & EMC
  • ESD: 4 kV contact / 8 kV air (IEC 61000‑4‑2).
  • Fast transients: 2 kV on power lines, 1 kV on I/O.
  • Surge withstand: 2 kV common mode (AC power).
  • Conducted RF: 10 Vrms (0.15…80 MHz).
• Relay Outputs
  • 7 normally‑open relays, 2 A per point.
  • Voltage: 5…125 V DC / 5…250 V AC.
  • Mechanical durability: ≥20 million cycles.
• Real‑time Clock – drift ≤30 s/month at 25 °C.
• Memory – 256 kB RAM, 256 kB Flash backup.

Mounting & Installation

• Mounting Support – TH35‑15 or TH35‑7.5 rail (IEC 60715). Also panel mountable with optional kit.
• Dimensions – 90 (H) x 95 (W) x 70 (D) mm.
• Weight – 0.346 kg (0.76 lb).

Debugging & Maintenance

• USB Mini B programming port for easy connection.
• Removable screw terminal blocks for inputs and outputs.
• Status LEDs for I/O, RUN, ERR, and SD access.
• SD card slot (optional) for data logging and backup.

Compatibility

• Software – SoMachine, EcoStruxure Machine Expert.
• Communication – Modbus RTU/ASCII, serial RS232/RS485.
• Expansion – up to 4 transistor or relay I/O modules.

Certifications

• CE, CSA, CULus, ABS, LR, DNV‑GL, RCM, EAC.
• Complies with IEC 61131‑2, IEC 61010‑2‑201.
• Hazardous location ready (ordinary and hazardous).

Package Contents

• 1 x TM221C16R Logic Controller.
• Removable terminal blocks (inputs & outputs).
• Quick start guide (not printed, download available).

Warranty & Shipping

• Warranty – 12 months from purchase.
• Shipping – dispatched within 12‑24 hours.
• Carriers – FedEx, UPS, DHL.

Expert Review

“The M221 offers an excellent balance between price and performance. Its fast I/O and flexible expansion make it the perfect choice for conveyor systems and packaging machines. The robust relay outputs handle heavy loads, and the built‑in PID simplifies temperature control.”

Manager’s Insight

“For OEMs needing a reliable controller with fast delivery, the TM221C16R stands out. Its high immunity to electrical noise ensures stable operation in harsh factories. The clear diagnostic LEDs cut downtime significantly.”

Applications

• Conveyor control and sorting systems.
• Packaging and labelling machines.
• HVAC and building automation.
• Pumping stations and irrigation.
• Small material handling equipment.

Frequently Asked Questions (FAQ)

• Can I connect this to a touchscreen HMI?

  Yes. Use the RS485 or RS232 port with Modbus protocol.

• How many expansion modules can I add?

  You can add up to 4 expansion modules (transistor or relay).

• Is the battery included?

  Yes, a BR2032 lithium battery is pre‑installed (4‑year life).

• What software do I need to program it?

  Use Schneider Electric SoMachine or EcoStruxure Machine Expert.

• Can I replace the controller without rewiring?

  Yes, the removable terminal blocks allow easy replacement.

• Does it support high‑speed counting?

  Yes, 4 fast inputs can count up to 100 kHz (single/dual phase).

• What if I need more analog inputs?

  Add an expansion module; the controller supports up to 4.

• Is it suitable for outdoor use?

  It is rated for indoor use (IP20 with cover). Ensure protection from rain.

Selection Guide

• Choose M221 if: you need 16‑24 I/O, relay outputs, and simple motion control.
• Choose M241 if: you require high‑speed positioning or CANopen.
• Choose M251 for: distributed I/O and advanced motion over Ethernet.

For inquiries: sales@powergearx.com or +86 18030005825 (WhatsApp).

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