the inline controller offers the option of communicating via profinet and modbus/tcp. programming is carried out using pc worx express or pc worx (iec 61131-3).
PSR-MM35-1NO-1DO-24DC-SP Phoenix contact 1249516 Safety relay module for sensor-free speed and speed range monitoring up to SIL 3, Cat. 4, PL e, 2-channel evaluation of the rotating field of AC and three-phase motors, plug-in Push-in terminal block, width: 12.5 mm