SCHNEIDER TM3TI8T Modicon TM3 Temperature Input Module

Product Overview

Model: TM3TI8T
Series: Modicon TM3
Manufacturer: Schneider Electric

The Schneider Modicon TM3TI8T is an analog temperature input expansion module designed for Modicon M221, M241, M251 and M262 PLC controllers. It provides 8 temperature measurement channels and supports multiple sensor types including thermocouples, thermistors, and resistance measurement.

Technical Specifications

• Product Type: Temperature Input Expansion Module
• Series: Modicon TM3
• Input Channels: 8 analog temperature inputs
• Power Supply: 24 VDC
• Resolution: 16-bit
• Input Types Supported:
  • Thermocouple K, J, R, S, B, E, T, N, C
  • NTC Thermistor
  • PTC Thermistor
  • Resistance measurement (Ohmmeter)
• Temperature Measurement Range:
  • K Type: -200 to +1300 °C
  • J Type: -200 to +1000 °C
  • R/S Type: 0 to +1760 °C
  • B Type: 0 to +1820 °C
  • C Type: 0 to +2315 °C
• Communication: TM3 expansion bus
• Compatible Controllers:
  • Modicon M221
  • Modicon M241
  • Modicon M251
  • Modicon M262
• Mounting: DIN rail mounting
• Protection Rating: IP20
• Terminal Type: Screw terminal

Advantages & Features

• 8-Channel Temperature Monitoring
  Allows multiple temperature sensors to be connected in one compact module.
• Wide Sensor Compatibility
  Supports various thermocouple and thermistor types for flexible temperature applications.
• High Measurement Accuracy
  Provides stable and reliable temperature signal acquisition.
• Easy PLC Expansion
  Directly expands Modicon PLC systems without complex configuration.
• Compact Industrial Design
  Saves cabinet space and simplifies installation.
• Reliable Industrial Operation
  Suitable for continuous temperature monitoring in automation systems.

Applications

• Industrial Heating Equipment
• Furnace Temperature Control
• Injection Molding Machines
• Packaging Machinery
• Food Processing Equipment
• HVAC Systems
• Process Temperature Monitoring
• Factory Automation Systems

Precautions

• Confirm sensor type before configuration.
• Ensure correct wiring between temperature sensors and module inputs.
• Use shielded twisted-pair cables to reduce electrical interference.
• Do not exceed specified input ranges.
• Install in a dry environment and avoid excessive vibration or dust.
• Verify PLC compatibility before installation.