
Instruction Manual AquaScat S
Servicing
88
13798E/3
9.6.2
Carrying out recalibration with the Conn-R junction box
Recalibrating the photometer can result in deviations from the previous measuring value as
the instrument is newly reset to a reference value.
WORKSTEP
ADDITIONAL INFO / IMAGES
1.
Stop the sample flow and remove the pho-
tometer from the line according to Section 4.
Danger when removing the photom-
eter without emptying the medium line
beforehand.
The photometer may only be removed from
a line that is completely empty. Otherwise,
this may lead to flooding and material dam-
age or injuries.
If a retractable assembly is
used, the sample flow must not
be interrupted.
2.
Clean the photometer according to
Section 9.4.
3.
Check whether the checking unit is clean.
4.
Insert the checking unit into the sensor head
until it snaps into place.
5.
Place this unit vertically in a vessel filled with
water.
A: Syringe with hose
B: AquaScat S
C: Checking unit
D: Vessel filled with clean water
6.
Slowly draw out the syringe (A) until water is
drawn in and no more bubbles are visible (fig-
ure under step 5).
The checking unit must be covered by at
least one finger width of water.