S7-200 CN thermocouple module

The SIMATIC S7-200 CN EM 231 module provides four thermocouple input channels. It supports S, T, R, E, N, K and J thermocouples plus ±80 mV measurement with 15-bit resolution plus sign.

Official technical data

System integration

The module reports measurement conditions through the controller program. Check sensor type selection, DIP-switch configuration, polarity and open-circuit conditions when troubleshooting unstable or out-of-range temperature values.

Connect the expansion bus cable to a compatible S7-200 CN CPU and configure the DIP switches for the required thermocouple type. Use correct compensation wiring and verify the full order number before replacement.

Brand characteristics

Siemens S7-200 CN expansion modules provide compact signal extension with documented channel formats and coordinated controller integration.

Application fields

This module is intended for industrial temperature measurement and low-level thermocouple signal acquisition.

Siemens

Helmholz

Price and lead time

Confirm the complete model, condition and requested quantity for a clear quotation and availability reply.

Order preparation

Confirmed goods are prepared with delivery documentation and coordinated dispatch information.