The Schneider Electric TM218LDA40DR2HN is a Modicon M218 Logic Controller (PLC) designed for industrial automation and machine control applications. It offers a mixed I/O configuration (discrete inputs and relay outputs) with analog output capability, suitable for compact control systems where versatile I/O handling and expandable architecture are required.
Power & General
Controller Type: Programmable Logic Controller (Modicon M218 series)
Rated Supply Voltage: 100…240 V AC (85…264 V AC limit)
Supply Frequency: 50/60 Hz
Power Consumption: ~34 W
Protection Rating: IP20 (indoor industrial)
Mounting: DIN‑rail clip included
Programming Port: USB programming port included
Status Indicators: System/Run/Stop and I/O LEDs
I/O Configuration
Discrete I/O
Total Discrete I/O: 40 points
Discrete Inputs: 24 digital inputs, including 4 high‑speed inputs (HSC)
Discrete Outputs: 16 relay outputs
Discrete Input Voltage: 24 V DC
Input Type: Sink/Source digital inputs
Input Range: ~0…28.8 V DC; logic high >15 V, low <5 V
Analog Outputs
Analog Output Channels: 2 (configurable)
Voltage Output Range: −10…+10 V DC or 0…+10 V DC
Current Output Range: 0…20 mA or 4…20 mA
Resolution: 12‑bit
Output Characteristics (Relay)
Rated Voltage: 24 V DC / 220 V AC
Rated Current per Output: 2 A
Group Current (4 points): 4 A (derated at elevated temperatures)
Mechanical Life: ~20 million operations (typical)
Performance & Expansion
Fast Inputs: Support High‑Speed Counting (HSC) on designated digital inputs
Expansion Capability: Up to 7 expansion modules, allowing up to @~248 I/O points total
Communication: Serial link ports (RS‑485 and RS‑232/485) in hardware layout for remote communications
Mechanical & Environmental
Dimensions: Compact DIN‑rail mount form (detailed dims available via datasheet)
Operating Temperature: ~0 °C to +55 °C typical industrial range
Humidity: ~95 % non‑condensing
Features & Capabilities
Supports standard logic control, high‑speed counting, and analog output for process control.
Relay outputs for switching external loads without additional drivers.
High‑speed inputs allow capturing fast pulse signals.
Integrated USB programming and dual serial links for flexible connectivity.
Expandable architecture with TM3 modules for larger systems.
Typical Applications
Compact industrial PLC logic control tasks.
Machine automation, conveyors, and equipment control.
Systems requiring mixed digital and analog control in a single controller.
OEM machines with sensor integration and actuator control.