Analog expansions

The SIMATIC S7-200 system gives you a choice of different analog expansion modules, including 4/0, 4/1 or 0/2 inputs/outputs.

	EM 231	Order number
	Analog input module 4 AI 12 bit	6ES7 231-0HC22-0XA0
	Technical data

	EM 232	Order number
	Analog output module 2 AO 12 bit	6ES7 232-0HB22-0XA0
	Technical data

	EM 235	Order number
	Analog input/output module 4 AI / 1 AO 12 bit	6ES7 235-0KD22-0XA0
	Technical data

Extended temperature range – from -25°C bis + 70°C

	SIPLUS EM 231	Order number
	Analog input module 4 AI 12 bit	6ES7 231-0HC22-0XB0
	Technical data

	SIPLUS EM 232	Order number
	SIPLUS Analog output module 2 AO 12 bit	6AG1232-0HB22-2XB0
	Technical data

	SIPLUS EM 235	Order number
	SIPLUS Analog input/output module 4 AI / 1 AO 12 bit	6AG1235-0KD22-2XB0
	Technical data