Chapter 9 Troubleshooting 9.2.2. Analog I/O Modules and Temperature Measurement Modules 9_ 9-27 Error code Description CPU Status LED indicator status ERROR BUS FAULT 16#9B48 COM2 receives no response from slave 8 by MODBUS. Continue Keep Keep 16#9B49 COM2 receives no response from slave 9 by MODBUS. Continue Keep Keep 16#9B4A COM2 receives no response from slave 10 by MODBUS. Continue Keep Keep 16#9B4B COM2 receives no response from slave 11 by MODBUS. Continue Keep Keep 16#9B4C COM2 receives no response from slave 12 by MODBUS. Continue Keep Keep 16#9B4D COM2 receives no response from slave 13 by MODBUS. Continue Keep Keep 16#9B4E COM2 receives no response from slave 14 by MODBUS.
Continue Keep Keep 16#9B4F COM2 receives no response from slave 15 by MODBUS. Continue Keep Keep 16#9B50 COM2 receives no response from slave 16 by MODBUS. Continue Keep Keep 16#9B51 COM2 receives no response from slave 17 by MODBUS. Continue Keep Keep 16#9B52 COM2 receives no response from slave 18 by MODBUS. Continue Keep Keep 16#9B53 COM2 receives no response from slave 19 by MODBUS. Continue Keep Keep 16#9B54 COM2 receives no response from slave 20 by MODBUS. Continue Keep Keep 16#9B55 COM2 receives no response from slave 21 by MODBUS. Continue Keep Keep 16#9B56 COM2 receives no response from slave 22 by MODBUS.
Continue Keep Keep 16#9B57 COM2 receives no response from slave 23 by MODBUS. Continue Keep Keep 16#9B58 COM2 receives no response from slave 24 by MODBUS. Continue Keep Keep 16#9B59 COM2 receives no response from slave 25 by MODBUS. Continue Keep Keep 16#9B5A COM2 receives no response from slave 26 by MODBUS. Continue Keep Keep 16#9B5B COM2 receives no response from slave 27 by MODBUS. Continue Keep Keep 16#9B5C COM2 receives no response from slave 28 by MODBUS. Continue Keep Keep 16#9B5D COM2 receives no response from slave 29 by MODBUS. Continue Keep Keep 16#9B5E COM2 receives no response from slave 30 by MODBUS.
Continue Keep Keep 16#9B5F COM2 receives no response from slave 31 by MODBUS. Continue Keep Keep 16#9B60 COM2 receives no response from slave 32 by MODBUS. Continue Keep Keep Error code Description LED indicator status CPU Module BUS ERROR FAULT 16#A000 The signal received by channel 0 exceeds the range of inputs which can be received by the hardware. Blinking 16#A001 The signal received by channel 1 exceeds the range of inputs which can be received by the hardware. Blinking