Endress+Hauser Analytik Jena multi EA 5100, Руководство по эксплуатации

Страница: 118 / 182

Troubleshooting multi EA 5100
118
Error Possible cause Remedy
¡ In vertical operation
mode: Quartz wool
not present or at the
wrong position in the
combustion tube ¡ Check the position of
the quartz wool, ad-
just as necessary
¡
Sample evaporates
before dosing
¡
Use a cooled sampler.
¡ Sample too viscous
too be drawn in with-
out air pockets ¡ Use the horizontal
operation mode and
dilute the sample, or
dose directly as a
solid.
¡
Inhomogeneous sam-
ple or sample con-
taining particles
¡
Homogenize sample
False measurement val-
ues
¡
Stirrer function faulty
¡
To remedy, see (→
"Device faults on the
coulometric sulfur de-
tector"
 117)
¡ Incorrect electrolyte ¡ Create electrolyte,
see (→ "Preparing
the measuring cell"
 80)
¡ Filling level in the
measuring cell too
high or low ¡ Fill the measuring cell
of to the height of
the port for manual
measurement
¡
Electrolyte used up
¡
Replace electrolyte
¡ Electrodes incorrectly
connected or faulty ¡ Check electrode con-
nections or replace
electrodes
Low results
No analysis signal
¡ Measurement gas
transfer to the mea-
suring cell inter-
rupted ¡ Check hose connec-
tions
¡ Glass or hose compo-
nents are wet ¡ Dry glass/hose com-
ponents
Results too high ¡ Excessive nitrogen
content and heavy
metal ions disrupt TS
determination ¡ Check the NOx and
HX absorbers, refill as
necessary
¡
Replace the elec-
trolyte solution daily
to prevent formation
of disruptive ions