Compatible Siemens 200 CPU Modular PLC Logic Controller RTD Expansion Input Module

EM231 4 Analog PLC input Module RTD expansion Programming Logic Controller 1) Quick description : 1). EM231 4 AI , 1RTD; 2). Compatible with Siemens 6ES7231-7PC22-0XA0 ; 3). Analog input module ; 4). Could connect with Siemens 200 CPU ; 5)). 3-year warranty ; 2) Detail description : Model EM231 2 inputs,RTD EM231 4 inputs,RTD UN 231-7PC22-0XA0 Product Description 2AI;RTD temperature measurement modules; Resolution:16bits Optical isolation; High immunity;stable 4AI;RTD