Arkray SE-1520, Operating Manual

Page: 33 / 91

b SE-1520 ■ 2-09
2-2-6 Handling Reference Solution
Store reference solution in a
refrigerator (2-8℃).
Use it within three months after
opening.
●
Back to room
temperature
Remove the solution from the
refrigerator and allow it to reach
r o o m
t e m p e r a t u r e b e f o r e
measurement.
●
Always close the lid after use.
If the lid is left open, the reference
solution may become concentrated
and lead to the incorrect
measurement results.
●
2-1
Measurementの
If air is found in the cylinder,
turn up the tip of the nozzle
and push down the drawing
lever to evacuate the air.
Do NOT discharge the reference
solution in the container.
Improper operations can lead to
abnormal measurement results.
Handling Reference Solution 1.
①
②
Exchange of reference solution
Soak the tip of the nozzle in the
reference solution container, and
push up the reference solution
suction lever.
After drawing of the reference
s o l u t i o n , p u s h t h e r e f e r e n c e
solution suction lever down to the
bottom and discharge all of it.
●
①
②
③
D r a w t h e r e f e r e n c e s o l u t i o n
again.
After exchanging the reference
solutions, lock the reference
solution suction lever at the
l o w e s t p o s i t i o n a n d t h e
reference solution discharge
lever at the highest position.
Due to quantity of use, pull the
reference solution suction lever
up. When the lever at the top,
can measure about fifty times.
③ If it is left open, it will evaporate
or become contaminated and
correct measurement results will
not be obtained.
A f t e r d r a w i n g , c l o s e t h e
container lid firmly. If it is left
open, it will allow evaporation or
contamination of the solution,
w h i c h m a y l e a d t o i n c o r r e c t
measurement results.
Put the nozzle cap back tightly. ●
●
Handling twin pipette II 2.