Name: M221 TM221M16R Logic Controller with Relay Outputs – Fast Shipping
SKU: TM221M16R
Price: 266.00 USD
Availability: InStock

Product details

Controller Overview

TM221M16R – compact logic controller from Modicon M221 series.
16 discrete I/O with 8 inputs and 8 relay outputs.
Runs on 24 V DC supply, low power consumption.
Designed for small machines and simple automation.

Key Technical Data

Brand: Schneider Electric
Model: TM221M16R
Series: Modicon M221
Discrete I/O: 16 (8 inputs, 8 relay outputs)
Analog inputs: 2 (0…10 V, 10-bit resolution)
Supply voltage: 24 V DC (20.4…28.8 V limits)
Max power: 22.5 W (with expansions), 3.6 W (standalone)
Response time (inputs): 5 µs (fast), 35 µs (standard)
Response time (outputs): 10 ms (on/off)
Memory: 256 kB RAM, 256 kB flash for backup
Real-time clock: Yes (drift ≤30 s/month at 25 °C)
High-speed counters: 4 inputs at 100 kHz
Communication: USB, RS485, RS232 (Modbus RTU/ASCII)
Protection: IP20 (with cover)
Operating temp: -10…55 °C (horizontal), -10…35 °C (vertical)
Certifications: CE, cULus, DNV-GL, ABS, LR, RCM, EAC, UKCA

Performance & Environment

Vibration: 3.5 mm at 5…8.4 Hz
Shock: 98 m/s² for 11 ms
Humidity: 10…95 % (non-condensing)
Altitude: 0…2000 m (operation), 0…3000 m (storage)
EMC immunity: High (ESD, burst, surge, radiated)

Installation & Maintenance

Mounting: DIN rail (TH35-15/7.5) or panel with kit.
Wiring: Screw terminals for inputs/outputs.
Cable length: Shielded ≤10 m (fast inputs), unshielded ≤30 m.
Debugging: LED indicators for power, run, error, I/O status.
Software: SoMachine or EcoStruxure Machine Expert.
Backup: Built-in flash; optional SD card (2 GB).

Packaging & Logistics

Package: 1 controller unit.
Dimensions: 12.8 x 10.8 x 10.0 cm.
Weight: 440 g.
Shipping: 12-24 hours dispatch via FedEx, UPS, or DHL.
Warranty: 12 months from purchase date.

Expert Review

Manager’s Insight: “The TM221M16R is a reliable workhorse for simple control tasks. Its relay outputs handle various loads, and the fast inputs are great for counting. For OEMs and panel builders, this controller offers a perfect balance of cost and performance. The wide certification list (DNV, ABS, LR) also makes it suitable for marine applications.”

Typical Applications

Professional FAQ

Q: Can I connect this controller to a touch screen HMI?
A: Yes, via Modbus RTU over RS485 or RS232.
Q: What is the maximum number of expansion modules?
A: 7 local or 14 remote I/O modules.
Q: How do I set up the analog inputs?
A: They accept 0…10 V signals with 10-bit resolution.
Q: Is the real-time clock battery replaceable?
A: Yes, it uses a BR2032 or CR2032X lithium cell.
Q: What is the switching frequency of relays?
A: 20 operations per minute at maximum load.