Schneider TM221C16T Logic Controller, Modicon M221, 16IO, Transistor PNP

The Schneider Electric TM221C16T is a Modicon M221 logic controller with 16 digital I/O points and transistor PNP outputs, operating on 24 V DC. It combines 9 digital inputs, 2 built-in analog inputs at 0-10 V, and 7 transistor outputs including 2 fast outputs at 100 kHz, making it a compact solution for machine automation and process control.

Technical specifications:

• Commercial reference: TM221C16T
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Modicon M221
• Rated supply voltage: 24 V DC (range: 20.4-28.8 V)
• Total digital I/O: 16
• Digital inputs: 9 (4 fast inputs, IEC 61131-2 type 1)
• Analog inputs: 2 at 0-10 V, 10-bit resolution
• Digital outputs: 7 transistor PNP (2 fast outputs)
• Output current: 0.5 A per channel, max 3.5 A per common point
• Fast output frequency: 100 kHz at Q0-Q1 (PWM/PLS), 5 kHz at Q2-Q3
• High-speed counter inputs: 4 at 100 kHz, 32-bit
• Max expansion I/O modules: 4 (local), 11 (remote)
• Program memory: 256 kB RAM, 10,000 instructions
• Data backup memory: 256 kB built-in flash
• Optional storage: SD card up to 2 GB
• Battery: BR2032 or CR2032X lithium, 1-year retention at 25°C
• Real-time clock: Yes, drift <=30 s/month at 25°C
• PID loops: Up to 14 simultaneous
• Positioning: PTO 2 axes pulse/direction (100 kHz), 1 axis CW/CCW (100 kHz)
• Communication ports: USB mini B 2.0; Serial 1 RJ45 RS485; Serial 2 RJ45 RS232/RS485
• Communication protocols: Modbus RTU/ASCII master/slave, SoMachine network
• Transfer rate: up to 115.2 kbit/s (RS485/RS232), 480 Mbit/s (USB)
• Protection: Overload and short circuit at 0.2 A, auto-reset after 1 s
• Mounting: TH35-7.5 or TH35-15 DIN rail (IEC 60715), panel mounting
• Dimensions (WxHxD): 95 x 90 x 70 mm
• Weight: 0.346 kg
• Certification: CE
• Standards: IEC 61131-2, UL 508, CAN/CSA C22.2 No. 213, ANSI/ISA 12-12-01, IACS E10

Features and benefits:

• Four high-speed inputs and two fast PNP outputs at 100 kHz enable precise pulse/direction and PWM positioning for up to 2 motion axes
• Built-in analog inputs at 0-10 V with 10-bit resolution reduce the need for additional expansion modules in basic applications
• Dual serial ports (RS485 and RS232/RS485) support Modbus RTU/ASCII master/slave communication with drives, sensors, and HMI panels
• Expandable up to 4 local or 11 remote I/O modules for flexible scaling of machine-level automation
• Integrated real-time clock with battery backup and optional SD card enable data logging and scheduled task execution

Applications:

• OEM machine control panels and automated production line equipment
• Conveyor and positioning systems using pulse/direction or CW/CCW PTO outputs
• Process control applications requiring PID regulation with analog sensor feedback
• Modbus RTU networks connecting to variable speed drives and field instruments
• HVAC and building automation equipment with mixed digital and analog I/O requirements

Compliant with IEC 61131-2, UL 508, CAN/CSA C22.2 No. 213, ANSI/ISA 12-12-01, and IACS E10. Part of the Schneider Electric Modicon M221 range.

Also known as: Schneider TM221C16T, Schneider Electric TM221C16T, M221 PLC, Modicon M221 programmable logic controller.