KERN & SOHN DLT 100-3N - Manual (Page 77)

DLT_N-BA-e-1421 77
17 Instant help
Fault Possible cause
Display is not lit up.
• The instrument is not switched on.
• The rechargeable battery is empty.
The display does not change
when a sample is being loaded
• Sample dish / dish holder is fitted incorrectly.
The weight display changes
constantly / the stability display
does not appear.
• Sample dish has contact with wind protection
device or heated cover.
• Draught/air movement
• Table/floor vibrations
• Electromagnetic fields / static charging (choose
different location/switch off interfering instrument
if possible)
Incorrect measuring result
• Check adjustment
• No resetting to zero before loading the sample
Measurement is taking too
long
• Incorrect setting shutoff criterion
Measurement is
not reproducible
• Sample is not homogenous
• Drying time is too short
• Drying temperature too high (e.g. oxidation
sample material, boiling point of sample
exceeded)
• Temperature sensor soiled or defective