Priority
1
Display
Message
StatusLEDs
(G/Y/R)
Latch
Condition
Description Resolution
thecorrectspangasis
beingused.Gothrough
thecalibrationprocess
againafterverifying.If
faultpersists,replace
thesensor.
1 “Supply
VoltageFault”
ON/ON/OFF Non-Latch Theinputpower
supplyisoutofthe
operatingrange.It
maybetoolowor
toohigh.
Checktheinputpower
supplyiswithinrange
forthesensor
configuration.
14 “TEDSCRC-16
Error”
ON/ON/OFF Latch Indicatesthe
sensorsdatasheet
isinvalid.
Resetthesensor.
Verifythesensor
settings(ifdifferent
fromdefault),then
recalibratethesensor.
40 “Unknown
Error”
ON/ON/OFF N/A Indicatesthata
sensorisreturning
anunknownerror
condition.
Replacethesensoror
updatethemainPCBA
software.
19 “Zero
Calibration
Fault”
ON/ON/OFF Latch Indicatesthe
sensordidnotpass
theZerocalibration
operation.
Acknowledgethefault
toreverttotheprevious
calibration.Thisfault
canbecausedby
1. Abadsensor
2. Thesensoris
tryingtozero
whilespangasis
beingapplied.
Checkthezerogas
cylinderiscorrectand
withinexpirationdate.If
notusingzerogas,
ensurethatthereisnot
abackground
concentrationofthe
targetgasinthe
atmosphere.Go
throughthecalibration
processagainafter
verifying.Iffault
persists,replacethe
sensor.
76 Ultima X5000 Gas Monitor US
6 Maintenance