Logbook
text (Dis‐
play)
Logbook
text (SOPAS
ET)
Description
Interpretation and possibly
correction
X
U position
motor 2
U position
motor 2
Motor 2 position error
Motor 2 has not found
the zero position. Restart
device. If error is repeated,
replace complete analyzer
module
X
U position
motor 3
U position
motor 3
Motor 3 position error
Motor 3 has not found
the zero position. Restart
device. If error is repeated,
replace complete analyzer
module
X X X U Tempera‐
tures
U Tempera‐
tures
Mainboard temperature
>75 °C and/or heater(s)
not in nominal range
Temperature on electronics
too high, defective heaters,
check further logbook mes‐
sages
X
E Motor 1
Temperature
E Motor 1
Temperature
Temperature of motor con‐
trol 1 too high
Replace complete analyzer
module
X
E Motor 2
Temperature
E Motor 2
Temperature
Temperature of motor con‐
trol 2 too high
Replace complete analyzer
module
X
E Motor 3
Temperature
E Motor 3
Temperature
Temperature of motor con‐
trol 3 too high
Replace complete analyzer
module
X
E motor 1 V
reduced
E motor 1 V
reduced
Speed of motor 1 reduced
For information only
X
E motor 2 V
reduced
E motor 2 V
reduced
Speed of motor 2 reduced
For information only
X
E motor 3 V
reduced
E motor 3 V
reduced
Speed of motor 2 reduced
For information only
X X X
No entry (E
adj/val)
At least one component
of this sensor is being
adjusted/validated
Test gas is in gas path.
No action required, wait
until the procedure has
completed
X
E gas pump
E gas pump
Status of sample gas pump Status of sample gas pump
X X X E Gas pump
off
E Gas pump
off
Switch off request from gas
pump sensor
Status message, switch off
request from gas pump sen‐
sor. Check further logbook
messages
X
E Gas flow
low
E Gas flow
low
Message Gasflow below
threshold
Check sample gas paths for
clogging, check pump and
replace, as required
X
E Gas flow
error
E Gas flow
error
Message Gas flow more
than 20% below threshold
Check sample gas paths for
clogging, check pump and
replace, as required
X
F Humidity
signal
F Humidity
signal
Threshold for humidity
detection exceeded
Device switches off because
of humidity detected in the
gas path. Service required
for drying
X
E Detector
synchroniza‐
tion
E Detector
synchroniza‐
tion
Error during synchronized
AD conversion
Error in program sequence,
restart device. If error is
repeated, replace complete
analyzer module
TROUBLESHOOTING
11
8021339/1CHC/V1-1/2021-07 | SICK
O P E R A T I N G I N S T R U C T I O N S | MARSIC280
101
Subject to change without notice