Siemens SM 1231 Series PLC I/O Module for Use with CPU 1211, CPU 1212, CPU 1214, Analogue

Transfer data from your thermocouples to your CPU with this PLC I/O module from Siemens. Thanks to its eight analogue inputs, you can use it to transmit multiple readings from the temperature sensors in your PLC network to get all the information that you need. Its advanced features include alarms and diagnostic messaging, which monitor the supply voltage for consistent performance. It's a versatile option designed for use with Siemens CPUs, including CPU 1211, CPU 1212 and CPU 1214.

• Compact dimensions of 75 (L) x 45 (W) x 100mm (H) for efficient use of space
• IP20-rated housing protects against dust and objects larger than 12mm
• Compatible with type B, C, E, J, K, N, R, S and T thermocouples for versatility

Yes. Thanks to its wide operating temperature range, this unit can be used in demanding conditions. When the module is installed vertically, its operating temperature range is -20°C to +50°C. Installed horizontally, it operates in a temperature range of -20°C to +60°C.

This unit has a voltage rating of 24V (DC).