Phcbi MCO-230AICL-PE, Operating Instructions Manual

Page: 66 / 80

66
ALARMS, SAFETY, AND SELF-DIAGNOSIS
Table 8. 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 Connect”
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, the Top
screen is displayed.
----- ----- -----
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
15-minute
delay
ON with
15-minute
delay
Moves to UV
resolution.
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
electrically locked.
•
After power is
restored, moves to UV
resolution.
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.
•
Resolution time is
extended.
Failure during H
2
O
2
gas resolution by UV
The UV lamp failed during H
2
O
2
gas
resolution by UV.
“Err36: UV Lamp Failure” is
displayed in the message display
field.
Intermittent
tone
ON
Resolution time is
extended.
Power was interrupted during H
2
O
2
gas resolution by UV.
After power is restored, “Err37:
Power Failure” is displayed in the
message display field.
-----
-----
•
During power failure,
outer door is
electrically locked.
•
After power is
restored, UV resolution
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)
Resolution time is
extended.
Table 9. Alarm and safety functions for STD gas calibration
Alarm or safety
function
Conditions Display Buzzer
Remote
alarm
Safety operation
System check error
at start of STD Gas
calibration
The gas pressure of CO
2
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 centre of the
LCD touch panel.
Intermittent
tone
ON
The STD Gas
calibration is
cancelled.