Refer to Diagnostic class (standard): 1
Reaction Power supply: manufacturer-specific
This diagnostic message is triggered if the PowerSupplyMonitoring parameter is set to Message / 2 and one or several of the TM5 power supply units (TM5SPS1, TM5SPS1F, TM5SPS2, TM5SPS2F) connected to a TM5 bus interface (TM5NS31) or a TM7 output module lost the 24 V supply voltage.