6ES7231-4HF32-0XB0 - Siemens - SM 1231 PLC I/O Module 8 ANALOG Inputs, 100 x 45 x 75 mm

Siemens S7-1200 - Expansion Modules
The SIMATIC S7-1200 is a modular miniature controller. The controller can be extended with different I/O-modules, 8 Inputs, ANALOG INPUT, SM 1231, 8 AI, +/-10V, +/-5V, +/-2.5V, OR 0-20MA/4-20 MA, 12 BIT + SIGN OR (13 BIT ADC)