53
OPERATING INSTRUCTIONS | DUSTHUNTER SB30
8014551/1COY/3-0/
2016-08| SICK
Subject to change without notice
MAINTENANCE 5
5.2 Maintenance on the sender/receiver unit
Clean the outside of the sender/receiver unit in regular intervals. Remove deposits with
water or mechanically using suitable auxiliary means.
Work to be performed
▸ Loosen CAMLOCK clips (1) of the sender/receiver unit and swivel electronics unit (2) to
the side.
▸ Check mounting flange (5) and purge air connections (see “Sender/receiver unit DHSB-
T”, page 15) for contamination and clean when necessary.
▸ Carefully clean sender optics (3) and receiver optics (4) with an optics cloth or cotton
sw
abs.
▸ Reassemble the sender/receiver unit again.
▸ Resume Measuring mode.
Figure 28 Cleaning the optical interfaces
NOTE:
▸ Do not damage any device parts during maintenance work.
▸ Do not interrupt the purge air supply.
WARNING: Danger from exhaust gas
The sender/receiver unit must be opened for cleaning. It is possible that gas escapes in
plants with overpressure in the duct.
▸ Take suitable protection measures or open the sender/receiver unit only when the
plant is at a standstill.
CAMLOCK clips
Receiver optics
Electronics unit
Mounting flange
Sender optics
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