94
ALARMS, SAFETY, AND SELF-DIAGNOSIS
Table 10 Alarms and Safety functions for H
2
O
2
decontamination
Alarm or safety
function
Conditions Display
Buzzer
Remote
alarm
Safety operation
System check error
at start of H
2
O
2
decontamination
The H
2
O
2
generator is not
connected.
“Err31: H2O2 Unit Not
Connected” is displayed in the
message display field.
----- -----
H
2
O
2
decontamination
is cancelled.
There is no H
2
O
2
solution or the
H
2
O
2
level sensor has failed (or is
disconnected).
“Err32: Low H2O2 Level” is
displayed in the message display
field.
----- -----
H
2
O
2
decontamination
is cancelled.
The door is not closed.
“Err33: Outer Door Open” is
displayed in the message display
field.
----- -----
H
2
O
2
decontamination
is cancelled.
Failure during
warming-up
Power was interrupted.
After power is restored, return to
the “Top Display”.
----- -----
-----
The outer door is open.
“Err38: Door Lock Failure” is
displayed in the message display
field.
Continuous
tone
(when the
outer door
is open.)
ON
(when the
outer door
is open.)
H
2
O
2
decontamination
is cancelled.
Failure during H
2
O
2
decontamination
The volume of H
2
O
2
generated is
abnormal.
“Err34: H2O2 Volume” is
displayed in the message display
field.
Intermittent
tone with
15min delay
ON with 15
min delay
Moves to UV resolve.
Power was interrupted during H
2
O
2
decontamination.
After power is restored, “Err35:
Power Failure” is displayed in the
message display field.
Intermittent
tone
ON
·
During power failure,
outer door is locked by
electric lock.
·
After power is
restored, moves to UV
resolve.
The outer door is open.
“Err38: Door Lock Failure” is
displayed in the message display
field.
Continuous
tone
(when the
outer door
is open.)
ON
(when the
outer door
is open.)
·
H
2
O
2
mist generation
is cancelled.
·
Resolve time is
extended.
Failure during H
2
O
2
gas resolve by UV.
The UV lamp failed during H
2
O
2
gas
resolve by UV.
“Err36: UV Lamp Failure” is
displayed in the message display
field.
Intermittent
tone
ON
Resolve time is
extended.
Power was interrupted during H
2
O
2
gas resolve by UV.
After power is restored, “Err37:
Power Failure” is displayed in the
message display field.
-----
-----
·
During power failure,
outer door is locked by
electric lock.
·
After power is
restored, UV resolve is
repeated.
The outer door is open.
“Err38: Door Lock Failure” is
displayed in the message display
field.
Continuous
tone
(when the
outer door
is open.)
ON
(when the
outer door
is open.)
Resolve time is
extended.
Table 11 Alarm and Safety functions for STD Gas Calibration
Alarm or safety
function
Conditions Display
Buzzer
Remote
alarm
Safety operation
System check error
at start/operating of
STD Gas calibration
The gas pressure of gas line for the
standard gas calibration is less
than the specified pressure.
“STD Gas Calibration Error” and
“Err41: STD Gas Empty” are
displayed in the center of the
LCD touch panel.
Intermittent
tone
ON
The STD Gas
calibration is
cancelled.
Note:
When an optional electric lock MCO-170EL is installed, an unlock key is provided in order to unlock
the outer door during a power interruption or in case the electric lock fails. Always store this key in a safe
place. It is recommended that you make a note of the key symbol and number in case the key is lost.
WARNING
Do not use the unlock key to unlock the outer door during H
2
O
2
decontamination or during H
2
O
2
gas resolve by UV.
Doing so may cause harm to health from H
2
O
2
gas leakage.
