Operation
OperatingManualPNOZs50
1002194EN02
54
Cat. No. Errormessage Description Remedy
26 1 SupplyError AfterontestatO1+/O1orO2+/
O2,thesupplyvoltagetothe
powercircuitsB1/B2isoutside
thepermittedrange
Parameter1:
0x00000002:B1/B2
Checkthesupplyvoltage
27 0 Overtemp. Temperaturewithinthedevice
hasexceededthepermitted
value
Switchoffdeviceandswitchit
backononceithascooled
Minimiseload
Forsomeerrorstackentries,thedisplayshowsaparameterthatidentifiesthelocationof
theerroronthedevice.
Theparameterconsistsof32Bits(8placeswith4Bitseach):
Place 7 6 5 4 3 2 1 0
0x 0 0 0 0 0 0 0 0
MSB LSB
Example:S35,inputforslowshutdownofpowercircuit1
Place 7 6 5 4 3 2 1 0
0x 0 0 0 0 0 0 4 0
MSB LSB
Place Value Terminal Designationoftheinput/outputstate
0 0 Noerror
1 A1/A2 Device'ssupplyvoltage
2 B1/B2 Supplyvoltageofpowercircuits
4 Reserved
8 Reserved
1 0 Noerror
1 Y10 Inputforfastshutdownofpowercircuit1
2 Y11 Inputforfastshutdownofpowercircuit1
4 S35 Inputforslowshutdownofpowercircuit1
8 Y1 Inputforfeedbackloopofpowercircuit1
2 0 Noerror
1 Y20 Inputforfastshutdownofpowercircuit2
2 Y21 Inputforfastshutdownofpowercircuit2
4 S36 Inputforslowshutdownofpowercircuit2
8 Y2 Inputforfeedbackloopofpowercircuit2
3 0 Reserved
4 0 Noerror