6ES7521-1BL00-0AB0 SIMATIC S7-1500DIGITAL INPUT MODULE DI32 X DC24V Thông tin chi tiết SIMATIC S7-1500DIGITAL INPUT MODULE DI32 X DC24V32CHANNELS IN GROUPS OF 16INPUT DELAY 0.05... 20MSINPUT TYPE 3 (IEC 61131)DIAGNOSIS, PROCESSALARMS