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2.2 . CALIBRATION SPECIFICATIONS
CAUTION:
Calibration is to be performed outside classified areas and using suitable equipment
that is described during the training course provided by ISC/OLDHAM or by a person
approved by ISC/OLDHAM
CELL UNIT OLCT20/40 (D)
(explo/tox/O
2
)
2.3 Replacing a cell unit on OLCT 20/20D or OLCT 40/40 D
When?
- When the cell unit is damaged or cannot be calibrated.
- - On a preventive basis.
How?
- Switch off the relevant measuring channel.
- Remove the cell unit to be replaced.
- Replace it with a new, precalibrated unit.
- Switch the channel back on and check that it operates correctly.
3. Scrapping of olct 20 40
Concerning the conservation, of the protection and the improvement of the quality of the
environment, as well as for the protection of the health of the persons and the careful and rational
use of natural resources, OLCT 20 40 has to be the object of a selective collection for the
electronic equipments and cannot be scrapped with the normal domestic waste. The user thus has
the obligation to separate the OLCT 20 40 of the other waste so as to guarantee that it is recycled
in a sure way at the environmental level. For more details of the existing sites of collection,
contact the local administration or the distributor of this product.
- Adjustment of 0 in
clean air, using
potentiometer (item 1).
- Adjustment of
sensitivity (with
standard gas), using the
potentiometer (item 2).
item 1
item 2
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