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Error Code Possible Reasons Check / Correct
16 - 4
LIST OF FAILURES
ETC00781(4) Series 100 e 02/2004
Parameter ABS. does not
set to “0”.
Time out for XON of
serial interface.
1. Measuring range failure.
2. Connection faulty.
3. Pressure sensor faulty.
1. EPROM faulty.
2. BKS faulty.
RAM IC's / BKS
faulty.
BKS faulty.
1. Leakage into gas circuit.
2. Ambient air contains gas
constituent to be measured
in excessive concentration.
Set parameter ABS. to “0”
(see chapter 8.16).
At drive of serial interface
XON - character is absent
(Time - out > 60 s).
1. pressure not into the sensor
measuring range
(800 - 1,100 hPa).
2. Check connection P1 (at BAF 01) /
pressure sensor (see chapter 18.).
3. Exchange pressure sensor.
1. Exchange EPROM (see chapter 28.).
2. Exchange BKS.
Exchange BKS.
Exchange BKS.
1. Perform a leakage check.
(see chapter 22.).
2. Replace absorber material for the light
sources and chopper housing.
Use sealed photometer (Option).
Flush out the analyzer.
Pressure sensor defective
EPROM Checksummary
defective
Test for RAM - IC's
defective
Analog output absent
Fluctuating or
erroneous display