※
Even in Int.mode, "Lighting of over cool alarm",
"Incapability of cooling capacity" or "Incapability of
temperature control" may occur in the following
conditions as well as in Cont. mode because of
frost formation. Check the frost in the chamber and
execute manual defrosting.
（
1
）
Putting substances that contains water.
（
2
）
High humidity
（
3
）
Setting temperature is lower than 10
℃
.
（
4
）
Ambient temperature is low.
※
In Cont. mode, check the frost formation through
observing window regularly and execute manual
defrosting.
2
）
Turning on and off the blower in the
chamber.
Select convection system for the
chamber depending on the purpose and set
it by blower switch.
Factory default of blower in the chamber is
「
Flow
」
.
Blower in the chamber can be turned on when
selecting
「
Flow
」
: Forced conviction system
・
Prioritizing temperature distribution, using wet
sample, executing shaking culture.
Blower in the chamber is turned off when selecting
「
Stop
」
.
：
Natural conviction system
・
Executing agar media or decreasing
contamination.
Observing window
in the chamber
Cooling fin (Cooling
portion)
Defrosting
-28-
Turn on residual current device and power switch.
After displaying factory default
「
0
＊＊＊」
for 5
seconds,
「
Measured temperature
」
will be
displayed.
Note
）
Value will be displayed in
＊＊＊
.
LTI-400E and 700E displays
「
07
＊＊」
.
LTI-1200E displays
「
06
＊＊」
.
(1)Temperature setting
Temperature can be changed even during
control or under suspension.
Setting temperature can be shared with
constant number operation and all the timer
modes.
1) Press
［
Set
］
key.
Indicator changes to display setting
temperature (blinking) and temperature can
be set.
・「
Set key lamp
（
SV
）」
lights up.
※
Setting temperature is the value that was
used previous time. Factory default value
is 20.0
℃
.
5-2-3.
Setting, running and stopping constant number
operation
PV
Run
Stop
Mode
Set
▼
▲
PV
Run
Stop
Mode
Set
▼
▲
h.m
SV
PV
℃
Run
Stop
Mode
Set
▼
▲
(1) After displaying default setting for 5
seconds, measured temperature will be
displayed.
1)Setting temperature
Alarm
Heating
Auto stop
Auto start
1Step
Defrost
Def
Def
Def
24Hour
Pro.
When turning on power switch, blower in the
air jacket will work. When turning on power
switch of LTI-1200E, electromagnetic valve,
which changes the cooling capacity, sounds.
※
When selecting
「
Flow
」
or
「
Stop
」
by fan switch in
the
chamber, measured temperature changes
immediately. This means that temperature was
calibrated automatically due to the difference of
control status in the chamber, which is not
malfunction at all.
○
○
○
○
○
○
0
○
○
○
○
h.m
SV
℃
Alarm
Heating
Auto stop
Auto start
1Step
Defrost
24Hour
Pro.
○
○
○
○
○
○
○
○
○
23.5
●
h.m
SV
℃
Alarm
Heating
Auto stop
Auto start
1Step
Defrost
24Hour
Pro.
○
○
○
○
○
○
○
20.0
○
●
●
＊＊
＊
