Instant Help - KERN DBS 60-3 Operating Instructions Manual

14 Instant help

Fault
Display is not lit up.
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.
Incorrect measuring result
Measurement is taking too
long
Measurement is
not reproducible
Drying does not start
88
Possible cause
• The display unit is not switched on.
• The mains supply connection has been
interrupted (mains cable not plugged in/faulty).
• Power supply interrupted.
• Fuse has blown
• 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 device if
possible)
• Check adjustment
• No resetting to zero before loading the sample
• Incorrect setting shutoff criterion
• 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
• Heated cover open
• The mains supply connection has been
interrupted (mains cable not plugged in/faulty).
DBS-BA-e-1311