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ALARMS, SAFETY, AND SELF-DIAGNOSIS
The incubator supports the following alarms, safety functions, and self-diagnostic functions. If an error
from Err05 to Err18, or Err56 is activated, contact our sales representative or agent.
Table 4 Alarms, safety, and self-diagnosis for culture operations
Alarm or safety
function
High limit
The chamber temperature exceeds the
temperature
high limit alarm temperature set value.
alarm
Automatic set
The chamber temperature is out of the
temperature
automatic set temperature alarm
alarm
setting range (±1.0
Automatic set
The chamber CO
CO
density
automatic set CO
2
alarm
setting range (±0.5 % to ±5.0 %).
On screens other than the Top screen, there
is no key operation for approx. 90 s.
(When the sleep function is ON)
Auto-return
After sleep function is turned ON, there is
no alarm/error and key operation for
approx. 90 s.
Door alarm
The outer door is open.
(MCO-170AICUVHL
Door lock
optional MCO-170EL is installed)
error
Outer door is opened when it is auto-
locked by electric lock.
CO
gas cylinder
The CO
density does not increase
2
2
empty
when the CO
The chamber temperature sensor is
Chamber
disconnected.
temperature
The chamber temperature sensor is
sensor error
short-circuited.
The sensor box temperature sensor is
Sensor box
disconnected.
temperature
The sensor box temperature sensor is
sensor error
short-circuited.
The ambient temperature sensor is
Ambient
disconnected.
temperature
The ambient temperature sensor is
sensor error
short-circuited.
CO
sensor
The Vref or Vgas output voltage for the
2
error
CO
sensor is abnormal.
2
Main heater
Main heater burnout occurs or the main
error
heater SSR is short-circuited
Bottom heater
Bottom heater burnout occurs or the
error
bottom heater SSR is short-circuited.
Door heater
Door heater burnout occurs or the door
error
heater SSR is short-circuited.
a) High limit temperature alarm is activated.
Sensor box
b) The sensor box heater burnout
1
heater error*
occurs or the sensor box heater SSR is
short-circuited.
a) High limit temperature alarm is activated.
Heater SSR
b) Main, bottom, door, or sensor box
1
burnout*
heater SSR burnout occurs.
*1: After a while after the high limit temperature alarm is activated, Err16 (Sensor box heater error) and
Err17 (Heater SSR burnout) are activated.
Conditions
"Over Heat" is displayed alternately in
normal characters and reverse video in
the Over heat display.
"Warning :High Temp" or
"Warning :Low Temp"
o
o
C to ±5.0
C).
is displayed in the message display field.
density is out of the
"Warning :High CO
2
density alarm
"Warning :Low CO
2
in the message display field.
"Door : Open" is displayed alternately in
normal characters and reverse video in
the outer door (opening/closing) display.
or
when
an
"Err20: Door Lock Failure" is displayed in
the message display field.
"Err01: CO
valve is opened.
the message display field.
2
"Err05: Temp Sensor Open"
is displayed in the message display field.
"Err06: Temp Sensor Short"
is displayed in the message display field.
"Err07: CO
displayed in the message display field.
"Err08: CO
displayed in the message display field.
"Err09: AT Sensor Open" is displayed in
the message display field.
"Err10: AT Sensor Short" is displayed in
the message display field.
"Err11: CO
"Err12: CO
displayed in the message display field.
"Err13: Main Heater Abnormal" is
displayed in the message display field.
"Err14: Humidity Heater Abnormal"
is displayed in the message display field.
"Err15: Door Heater Abnormal" is
displayed in the message display field.
"Err16: CO
displayed in the message display field.
"Err17: Heater SSR Open" is displayed in
the message display field.
Display
Density" or
2
Density" is displayed
2
(Return to the "Top screen".)
Gas Empty" is displayed in
2
Box Temp Sensor Open" is
2
Box Temp Sensor Short" is
2
Sensor Vref Abnormal" or
2
Sensor Gas Abnormal" is
2
Box Heater Abnormal" is
2
Remote
Buzzer
alarm
operation
Continuous
ON
Heater OFF.
tone
Intermittent
ON after set
tone after set
alarm delay
alarm delay
time (0 min
time (0 min to
to 15 min)
15 min) has
has elapsed
elapsed
Intermittent
ON after set
tone after set
alarm delay
alarm delay
time (0 min
time (0 min to
to 15 min)
15 min) has
has elapsed
elapsed
-----
-----
Intermittent
The CO
tone after set
valve is
alarm delay
closed.
-----
time (1 min to
The heater
30 min) has
turns OFF
elapsed
after 1 min.
Intermittent
ON
UV lamp OFF
tone
〃
〃
〃
〃
Heater OFF.
〃
〃
Heater OFF.
CO
〃
〃
closed.
CO
〃
〃
closed.
〃
〃
〃
〃
CO
〃
〃
closed.
〃
〃
〃
〃
〃
〃
〃
〃
〃
〃
Safety
-----
-----
-----
2
-----
valve is
2
valve is
2
-----
-----
valve is
2
-----
-----
-----
-----
-----
77
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