The Schneider Electric TM3TM3 is a 3-channel thermocouple input module for the Modicon TM3 distributed I/O system. This specialized module is designed for direct connection of thermocouples (T/C), providing precise temperature measurement for process monitoring and control applications. It supports multiple thermocouple types and features channel-to-channel isolation for reliable operation in industrial environments.
Parameters
Parameter Category Details
Model TM3TM3
Series Modicon TM3
Product Type 3-Channel Thermocouple Input Module
Number of Channels 3
Supported Thermocouples Types J, K, T, E, N, R, S, B, C (configurable per channel)
Resolution 16 bits
Accuracy Typically ±0.1% of range (varies by T/C type)
Isolation Channel-to-channel and channel-to-bus isolation
Cold Junction Compensation Integrated
Diagnostics Open circuit detection, sensor break detection
Status Indicators Module status LED, per-channel status LEDs
Power Supply 24V DC via TM3 base unit
Mounting TM3 base unit on DIN rail (35mm)
Configuration EcoStruxure Machine Expert
Typical Applications Multi-point temperature monitoring in process industries, HVAC systems, machine thermal protection, laboratory equipment