SIEMENS 6DD1640-0AC0 Description Description SIEMENS SIMADYN D, INPUT OUTPUT MODULE EM11 16BIT , 8BO, 4AI, 4AI INT., 2AO PULSE SENSING Related products SIEMENS 1FK7022-5AK71-1DA0 SIEMENS 1FK6042-6AF71-1TB0 SIEMENS 1FT5066-1AF71-4AA0 SIEMENS 1FN3300-4SA00-0AA0 SIEMENS 1FK6042-6AF71-1TH0 SIEMENS 1FN1910-0AA20-3AA0