Instruction Manual

If there is no electronics module available on site, it can be

ordered from the responsible Krohne agency.

7.4 Instrument repair

If a repair is necessary, please proceed as follows:

You can download a return form from our Internet homepage

http://www.krohne-mar.com/ﬁleadmin/media-lounge/PDF-

Download/Specimen_e.pdf.

By doing this you help us carry out the repair quickly and

without having to call back for needed information.

l Print and ﬁll out one form per instrument

l Clean the instrument and pack it damage-proof

l Attach the completed form and possibly also a safety data

sheet to the instrument.

36 OPTISOUND 3010 C - 4 … 20 mA/HART

Maintenance and fault rectiﬁcation

30503-EN-050914