AH500 Programming Manual 7.1.2 Analog I/O Modules and Temperature Measurement Modules 7-20 Error code Description CPU Status LED indicator status ERROR BUS FAULT 16#9B4F There is no response when COM2 is connected to slave 15 by means of MODBUS. Continue Keep Keep 16#9B50 There is no response when COM2 is connected to slave 16 by means of MODBUS. Continue Keep Keep 16#9B51 There is no response when COM2 is connected to slave 17 by means of MODBUS. Continue Keep Keep 16#9B52 There is no response when COM2 is connected to slave 18 by means of MODBUS. Continue Keep Keep 16#9B53 There is no response when COM2 is connected to slave 19 by means of MODBUS.
Continue Keep Keep 16#9B54 There is no response when COM2 is connected to slave 20 by means of MODBUS. Continue Keep Keep 16#9B55 There is no response when COM2 is connected to slave 21 by means of MODBUS. Continue Keep Keep 16#9B56 There is no response when COM2 is connected to slave 22 by means of MODBUS. Continue Keep Keep 16#9B57 There is no response when COM2 is connected to slave 23 by means of MODBUS. Continue Keep Keep 16#9B58 There is no response when COM2 is connected to slave 24 by means of MODBUS. Continue Keep Keep 16#9B59 There is no response when COM2 is connected to slave 25 by means of MODBUS.
Continue Keep Keep 16#9B5A There is no response when COM2 is connected to slave 26 by means of MODBUS. Continue Keep Keep 16#9B5B There is no response when COM2 is connected to slave 27 by means of MODBUS. Continue Keep Keep 16#9B5C There is no response when COM2 is connected to slave 28 by means of MODBUS. Continue Keep Keep 16#9B5D There is no response when COM2 is connected to slave 29 by means of MODBUS. Continue Keep Keep 16#9B5E There is no response when COM2 is connected to slave 30 by means of MODBUS. Continue Keep Keep 16#9B5F There is no response when COM2 is connected to slave 31 by means of MODBUS.
Continue Keep Keep 16#9B60 There is no response when COM2 is connected to slave 32 by means of 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 16#A002 The signal received by channel 2 exceeds the range of inputs which can be received by the hardware. Blinking 16#A003 The signal received by channel 3 exceeds the range of inputs which can be received by the hardware. Blinking