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© Siemens AG 2010SIMATIC S7-1200SIPLUS digital modulesSIPLUS digital modulesSM 1221, SM 1222, SM 1223■ Overview SIPLUS SM 1221 digital input modules• Digital inputs as supplement to the integral I/O of the CPUs• For flexible adaptation of the controller to the relevant task• For subsequent expansion of the system with additional inputsFor further technical documentation on SIPLUS, see:http://www.siemens.com/siplus-extreme/techdoku4SIPLUS SM 1221Order No. 6AG1 221-1BF30-2XB0 6AG1 221-1BH30-2XB0Order No. based on 6ES7 221-1BF30-0XB0 6ES7 221-1BH30-0XB0Ambient temperature rangeAmbient conditionsTechnical data-25 ... +70 °C; condensation permissibleResistant in accordance with EN60721 to chemically (-3C4), mechanically (-3S4) and biologically (-3B2)active substances and compliant with ISA S71.04 G1, G2, G3, GX 1) .For further information, refer to Environmental conditions of SIPLUS extreme (on pg. 4/4) or go towww.siemens.com/siplus-extremeThe technical data of the standard product apply with the exception of the environmental conditions.1) ISA -S71.04 severity level GX from October 2010■ Overview SIPLUS SM 1222 digital output modules• Digital outputs as supplement to the integral I/O of the CPUs• For flexible adaptation of the controller to the relevant task• For subsequent expansion of the system with additional outputsFor further technical documentation on SIPLUS, see:http://www.siemens.com/siplus-extreme/techdokuSIPLUS SM 1222Order No. 6AG1 222-1BF30-2XB0 6AG1 222-1BH30-2XB0 6AG1 222-1HF30-2XB0 6AG1 222-1HH30-2XB0Order No. based on 6ES7 222-1BF30-0XB0 6ES7 222-1BH30-0XB0 6ES7 222-1HF30-0XB0 6ES7 222-1HH30-0XB0Ambient temperature rangeAmbient conditionsTechnical data-25 ... +70 °C; condensation permissibleResistant in accordance with EN60721 to chemically (-3C4), mechanically (-3S4) and biologically (-3B2)active substances and compliant with ISA S71.04 G1, G2, G3, GX 1) .For further information, refer to Environmental conditions of SIPLUS extreme (on pg. 4/4) or go towww.siemens.com/siplus-extremeThe technical data of the standard product apply with the exception of the environmental conditions.1) ISA -S71.04 severity level GX from October 2010Siemens ST 70 N · 20104/61