KROHNE OPTISENS OAM 2080 EN - Manual (Page 34)

6
SERVICE
34
OPTISENS OAM 2080
www.krohne.com 08/2010 - MA OPTISENS OAM 2080 R01 en
Service
6.1 Manual initiation of a measurement
For service or maintenance you can manually initiate a measurement:
• Press ↓ on the converter for five seconds.
i The meter starts with a measurement cycle as soon as possible: the sensor goes down to
the defined maximum depth and returns to its home position, afterwards the meter works
in the normal mode.
• To stop the sensor during lowering and force it to return to its home position press ↑ on the
converter.
6.2 Maintenance
Maintenance schedule
Visual check and cleaning of sensor
Check the sensor for any buildup, i.e. a large amount of dirt. If necessary, clean it with a damp
soft cloth.
Visual check and cleaning of lens
Check the lens for any buildup or film. If necessary, clean it with a suitable agent like water or
isopropyl alcohol and a soft rag.
Visual check of cable and drum
Check the cable, it must not have any damages or wear and has to be spooled correctly on the
drum. Always replace the cable if it shows any damage or severe wear of the insulation!
If the cable is not correctly spooled up or shows a large amount of dirt, lower the sensor
manually to the maximum position ( refer to
Manual hauling on page 27) at first. During back
hauling monitor the correct guidance of the cable and that it spools up properly, clean it with a
soft cloth if necessary.
Maintenance action Once a month Once every six months Once a year
Visual check of sensor
and clean if necessary.
X X X
Visual check of lenses
and clean if necessary
- X X
Visual check of cable
and drum
- X X
Cleaning or
replacement of air filter
- - X
Check of fan - - X
Check of screws and
nuts
- - X
Sensor check in water - - X
.book Page 34 Friday, August 20, 2010 1:07 PM