SIEMENS 6DD1606-4AB0 Description Description SIEMENS SIMADYN D I/O SUBMODULE IT42 FOR PM4/PM5/PM6 16 BI, 16 BO, 4 AI (A/D) 4 AI (V/F), 4 AO Related products SIEMENS 1FK6042-6AF71-1TH0 SIEMENS 1FN3300-4SA00-0AA0 SIEMENS 1790L811A SIEMENS 1FN1910-0AA20-3AA0 SIEMENS 1FK7042-5AF71-1EA0 SIEMENS 1FN3150-4SA00-0AA0
