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Emerson Process Management GmbH & Co. OHG8-16
X-STREAM XE
Instruction Manual
HASXEE-IM-HS
06/2010
8.3 Solving Problems Not Indicated by Status Messages
Situation Description Recommended Actions
Fluctuating or Invalid
Readout (continued)
Analog preamplier of af-
fected channel defective
Check measuring point
(
page 8-19)
Gas path(s) polluted
• Check analysis cells and
windows for pollution
• Clean polluted parts (see
service manual)
• Check gas paths for pollution
and clean gas paths if need
be
Wrong pressure value used
for compensation
• Set ambient pressure to pro-
per value ( page 6-61)
• Sensor failure ( status
message "PressSensor“,
page 8-10)
Condensation inside gas path
• Check temperature of gas
path(s)
• Remove all sources of con-
densation
• Keep all temperatures at
least 10 °C above dew point
Readout Damping Time
Too Long
Wrong signal damping settings
Check signal damping
(
page 6-47)
Pump rate too low
• Distance between sampling
point and analyzer too long
• Replace pump by external
model with higher pump rate
(operate in bypass mode,
page 4-5)
Gas path(s) polluted
• Check gas path and sample
handling system for pollution
• Clean gas path