Siemens simatic s7-300 sf light
SIEMENS SIMATIC S7 300 SF LIGHT DRIVERS
Drivers for connecting the OP77B to additional PLC are available. Review the configuration of the slave in HWConfig. TP177A is connected to the Siemens Simatic S7-200/300/400, S7-1200 PLC with a standard MPI/Profibus cable. HAZARDOUS AREAS, CAPABLE OF DIAGNOST.,PTB-TESTED 1 X 20 PIN. Look for messages related to slave addresses, OB86 (node failure OB), OB 121 (Programming error).Ī BF signals a Bus Fault, which means either that the bus address of the ET 200M does not match what you have configured in the HWConfig editor, or that you have not selected the correct part number for the IM 153-x head module of the ET 200M, or that the modules configured in the ET 200M do niot match the actual ones. Siemens Simatic S7-300 6ES7331-7SF00-0AB0 Analog Input Module OPTICALLY ISOLATATED, 8 AI THERMOCOUPLE/4 AI PT100, F.
So your first step is to open the diagnostic buffer (CTRL + D in the Simatic Manager, or Menu- Tools- Module Information). The documents proposed are very good, but for now start with the diagnostics provided by your CPU.Įvery time an "event" happens in your program (and SF/BF are considered an event) it will be logged in the diagnostic buffer of the CPU.