ALARMS, SAFETY, AND SELF-DIAGNOSIS
The incubator supports the following alarms, safety functions, and self-diagnostic functions. If an error
from Err05 to Err18 is activated, or if 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 approximately
90 seconds.
Auto-return
After sleep function is turned ON, there is
no alarm/error and key operation for
approximately 90 seconds.
Door alarm
The outer door is open.
(When
Door lock
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) Sensor box heater burnout occurs or
1
heater error*
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: Shortly after the high-limit temperature alarm is activated, Err16 (Sensor box heater error) and Err17
(Heater SSR burnout) are activated.
64
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 CO2 Density" or
2
density alarm
"Warning :Low CO2 Density" is displayed
2
in the message display field.
"Door : Open" is displayed alternately in
normal characters and reverse video in
the outer door (opening/closing) display.
optional
MCO-170EL
is
"Err20: Door Lock Failure" is displayed in
the message display field.
"Err01: CO2 Gas Empty" is displayed in
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: CO2 Box Temp Sensor Open" is
displayed in the message display field.
"Err08: CO2 Box Temp Sensor Short" is
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: CO2 Sensor Vref Abnormal" or
"Err12: CO2 Sensor Vgas Abnormal" is
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: Sensor Box Heater Abnormal" is
displayed in the message display field.
"Err17: Heater SSR Open" is displayed in
the message display field.
Display
(Return to the "Top screen")
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
Intermittent
ON
tone
Intermittent
ON
Heater OFF
tone
Intermittent
ON
Heater OFF
tone
Intermittent
CO
ON
tone
closed.
Intermittent
CO
ON
tone
closed.
Intermittent
ON
tone
Intermittent
ON
tone
Intermittent
CO
ON
tone
closed.
Intermittent
ON
tone
Intermittent
ON
tone
Intermittent
ON
tone
Intermittent
ON
tone
Intermittent
ON
tone
Safety
-----
-----
-----
2
-----
valve is
2
valve is
2
-----
-----
valve is
2
-----
-----
-----
-----
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