9.Temperature and Pressure Adjustment and Checking
(1)Adjustment
of
thermistors
The temperatures
of
the lateral thermistor, object temperature sensor and botlom thermistor can be
corrected manually. The temperature
of
the lateral thermistor has been corrected in the factory in advance.
Use the displays
if
the correction
of
temperature is necessary for validation,etc. The correction
of
temperature is performed
at
3 points, namely, 105"C, 121"C and 135"C.
For prevention
of
heating without water, check the heating water amount.
*Instrument
to
be
prepared*
Thermometer that has been calibrated by temperature recording meter, etc.
Since the temperature
is
corrected
on
the
basis
of the temperature indicated
by
the thermometer, prepare
an
accurate
thermometer.
The
correction of
temperature
is
performed
as
minute
as
0.1
OC.
II
Operation
I
Enter into the test
mode.
I
+
Select the instrument sterilization
cycle and set the sterilization
temp.
to 105'C
and
set the
sterilization time
at
1 hour.
t
Press
the
START
button
I
Reaching 105'C
The correction
of
temperature is
displayed only while the TIMER
button is pressed. When the
SELECT button is pressed while
pressing
it,
the
display changes
in
the order
of
-Lateral
sensor-
Object temp.
sensor-Bottom
sensor-Press. sensor. Select
the thermistor which you want
to
adjust.
+
Press
the
•
......
or·
A" button
while pressing the TIMER button,
and adjust the temperature so
that it becomes the
same
temperature as the value
indicated
on
the
thennometer.
+
When
the START button
is
pressed
while pressing the
TIMER
button.
the corrected
value is written in.
Description
II
ISet the cycle, sterilization temp. I
land time.
l
:like~
in
the normal operation,
heating,
I
and
exhaust
processes
are
rmed.
and
sterilization process
ISelect the thermistor you want
to
I
ladjust.
(See
the right figure.) I
I
Adjust at
105"C.
(Correction)
Adjust at 1
05"C.
(Writing-in)
-
28-
I
II
Display
~
EXSmple
of
normal
diliPlay
1 +
NO" I
tO
5E
I~
0:
,y
l
LEFT
I
Release.
~
r
TIMER
I L button
Example
of
'-==
.....
1.
oom>cIIon
Lateral thermistor
Press.
Obj
••
, '.mp.
wi
SELECT
button
I
sensor
NO"
I
to
YB
loc
TIMERI
3
00
1
Bottan
thermistor
~
SELECT button I
NO"
I
to
6
'S
loe
~
3)
00
1
EXHAUST: lateral thermistor 3 :
105"c
TIMER: Object temp. sensor 4 :
121"c
LEFT: Bottom thermistor 5 :
135"c
II
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