Adjustment; Digital Model - BRAND Dispensette S Operating Manual

8 Adjustment

8 Adjustment
After a long period of usage, an adjustment of the instrument might be necessary.
a.
Calibrate for example at nominal volume (Checking the Volume (Calibration)).
b.
Calculate mean volume (actual value) (Checking the Volume (Calibration)).
c.
Adjust the instrument (to the calculated mean volume).
d.
After the adjustment, further calibration is necessary to confirm the appropriate adjustment.
Example
The gravimetric check gives an actual value of 9.90 ml for a 10 ml instrument set for a nominal volume
of 10.00 ml.

8.1 Digital model

a.
b.
c.
d.
e.
68
Operating manual
a.
Slide the latch to the left and remove the front housing
shell.
b.
Pull out the safety lock. The adjustment cover will then
come off. Discard the adjustment cover.
c.
Pull the red knob to disengage the gears. Set the display
to actual delivered volume (e.g., 9.90 ml).
d.
Press in the red knob and then the safety lock again.
e.
Replace housing and slide the latch to the right.
ð
Adjustment is completed.
ð
Alteration of the factory setting is indicated by a red re-
calibration flag (circle).
997490