OPERATING INSTRUCTIONS
Alteration of Program
in Steps
To conduct program step 1
only, follow the procedure
given in Table 6. For steps 1
and 2, follow the procedure
given in Table 7.
Starting and Stopping
Programmed Operation
When programming of the
operation is complete, press
to start. Press
key
this key once more to stop
the program. The programmed
operation can be repeated by
pressing this key each time.
When the program has ended,
operation will return to the
constant temperature that has
been entered previously.
Table 6
(For step 1, alter the procedure f r o m *4 onward.)
Enter the recurrent
number n
in the display
Set recurrent number
Key operation
Display sample
after operation
_
n n
11 u u
n 11 .
n u l
(once)
Cabinet interior
temperature display
Step display
® Flashing
Light off
Unit display
Light off
Table 7
(For steps 1 arid 2, alter the procedure f r o m *6.)
Enter the recurrent
number symbol
n
in the display.
Set recurrent number
Key operation
Display sample
after operation
n n
nu u
nlj c'
(twice)
Cabinet interior
temperature display
Step display
©Flashing
Light off
Table 8
Unit display
Light off
1
Press start key
Key operation
START
STOP
Display sample
after operation
Cabinet interior
temperature display
Step display
® Lighting
Unit display
°C
Table 9
Categories
of alarm
Automatic
alarm tem-
perature
setting
Excessively
high/low
temperature
alarm
Trouble
Condition
Cabinet interior tem-
perature variation
exceeds ±2.5°C.
When cabinet interior
temperature exceeds
the excessively high
and low temperature
limits set.
• Disconnection of
sensors
• Abnormality occurs
after defrosting cycle.
•Triac or compressor
relay are short
circuited.
•Triac open, or in the
condition of exces-
sively high temper-
ature prevention
• Compressor relay
open, or in the con-
dition of excessively
low temperature
prevention
Display
All digits flashing
on temperature
display
Alarm indicator
lamp lights.
E 01
EDE
EU 3
E OH
E OS
Buzzer
10 minutes
after occur-
rence of alarm-
ing condition,
buzzer will
sound
intermittently.
Continuous
sound
Remote
contact
ON
H Alarm Function
Table 9 gives a summary of the alarm func-
tions incorporated in this incubator. The
temperature controller incorporates the
automatic alarm function, which operates
when the variation of the temperature
of the interior of the cabinet exceeds
±2.5°C from that set. This function oper-
ates even during programmed operation,
in which case it will operate as shown in
figure 1.
Fig.
O
Temperatu
r
1
[50 C
Alarm for high ] /
temperature | /
V _/
~r~
~
Alarm for low
temperature
\
\
\
L
oc
Time (hour)
-12-