Siemens simatic s7 200 em 232 analogue output module siemens 6es7232 0hb22 0xa0 an analogue output module designed for use with s7 200 plcs the module has 2x analogue outputs with a voltage range of 10 to 10v and a current output of 4 to 20ma siemens 6es7232 0hb22 0xa0 em 232 analog output module