Inline, Block IO, PROFINET, RJ45 female connector, digital input: 32 (16 fixed, 16 freely selectable), 24 V DC, connection system: 3-wire, digital output: 16, 24 V DC, 500 mA , Connection system: 2-wire, PROFINET, -IRT, -MRP, -Fast Startup, protection level: IP20, including Inline connector