Schneider Electric TM3AI8 Modicon TM3 Analog Input Module 8 Channels

Schneider Electric Modicon TM3 analog input module with 8 channels for voltage or current signals. Each channel configurable for ±10V, 0-10V, ±5V, 0-5V (voltage) or 0-20mA, 4-20mA (current). 12-bit resolution. Screw terminal block. Part of Modicon TM3 I/O system for M221, M241, M251, and M262 PLCs. Compact design for machine and process automation requiring multi-channel analog measurement.

Applications:

• Analog signal acquisition from pressure, flow, and level transmitters

• Temperature monitoring with 4-20mA sensors

• Voltage and current measurement in industrial control

• Machine automation requiring multiple analog inputs

• Expansion of Modicon M221 / M241 / M251 / M262 analog I/O capacity

Technical Specifications:

• Number of inputs: 8 analog inputs

• Signal types:

  • Voltage: ±10V, 0-10V, ±5V, 0-5V

  • Current: 0-20mA, 4-20mA

• Resolution: 12 bits (11 bits + sign)

• Accuracy: ±0.5% of full scale (typical)

• Input impedance: 250 kΩ (voltage mode), 250 Ω (current mode)

• Conversion time: 1 ms per channel (typical)

• Isolation: 500V AC between channels and internal logic

• Diagnostics: Wire break detection (current mode)

• Connection technology: Screw terminal block (fixed)

• Power consumption: 20 mA at 5V DC (backplane), 45 mA at 24V DC (external)

• Protection rating: IP20

• Operating temperature: -10°C to +55°C

• Storage temperature: -40°C to +70°C

• Dimensions (width): 31.3 mm (approx.)

• Weight: Approx. 0.12 kg

• Certifications: CE, cULus, EAC, RCM, RoHS

Compatibility:

• Modicon M221 Logic Controller

• Modicon M241 Machine PLC

• Modicon M251 Logic Controller

• Modicon M262 Motion Controller

• Modicon TM3 I/O expansion system

Related Products:

• TM3AI4 – 4-channel analog input module

• TM3AI8 – 8-channel analog input module (current model)

• TM3AQ4 – 4-channel analog output module

• TM3TI4 – 4-channel thermocouple input module

For analog output requirements, select TM3AQ4; for RTD/TC temperature inputs, consider TM3TI4.

Product Status:
Active product. Occupies one slot on TM3 bus. Requires 24V DC power supply.

PLC ERA is an independent industrial automation distributor. Products are sourced through established supply channels and inspected prior to shipment. International shipping available.