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46
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Pressure Drop (Filter Pressure Loss)
When "5 Pressure Drop" is selected and the [ENTER] key is pressed, the Pressure Drop
menu is displayed. When "MIN.," "MAX.," and "30sec AVG." are respectively selected by
the [UP] and [DOWN] keys and the [ENTER] key is pressed, the respective filter pressure
loss minimum value, maximum value and 30-second average value since sampling was
started are displayed.
Temperature
When "6 Temperature" is selected and the [ENTER] key is pressed, Tempreture menu is
displayed. When "1 Ambient" (ambient temperature) is selected by the [UP] and [DOWN]
keys and the [ENTER] key is pressed, the Ambient Temp. menu is displayed.
When "MIN.," "MAX.," and "30sec AVG." are respectively selected by the [UP] and
[DOWN] keys and the [ENTER] key is pressed, the respective ambient temperature
minimum value, maximum value and 30-second average value
since sampling was
started are displayed.
●
Filter Temp. (Filter Temperature)
When "6 Temperature" is selected and the [ENTER] key is pressed, the Tempreture menu
is displayed. When "2 Filter" is selected by the [UP] and [DOWN] keys and the [ENTER]
key is pressed, the Filter Temp. menu is displayed. When "MIN.," "MAX.," and "30sec
AVG" are respectively selected by the [UP] and [DOWN] keys and the [ENTER] key is
pressed, the respective filter temperature minimum value, maximum value and 30-second
average value since sampling was started are displayed. When "MAX. dT" and "MAX. dT
Time" are selected and the [ENTER] key is pressed, the maximum temperature difference
between the ambient temperature and the filter temperature, and the date and time at
which this maximum temperature difference occurred are displayed. Difference between
the ambient temperature and the filter temperature (Filter dT) = (Filter Temp.)
−
(Ambient
Temp.)
Warning
When "7 Warning" is selected and the [ENTER] key is pressed, the Warning menu is
displayed. When "Flow Rate," "Sample Time," and "Power Failure" are respectively
selected by the [UP] and [DOWN] keys and the [ENTER] key is pressed, the respective
warning information is displayed. The display details are the same as those for Warning
for the Last Data menu. (
For details, see P30.)
Warning Menu Display
Warning Display
Warning Generation Conditions
1 Flow Rate
The warning generation and
cancellation date/time are displayed
appended with a number in order.
The 5-minute average value of
the suction flow rate exceeded
±
5 % of the preset flow rate.
2 Filter dT
The warning generation and
cancellation date/time are displayed
appended with a number in order.
A difference of at least 5
°
C
between the ambient temperature
and the filter temperature
continued for 30 minutes.
3 Sample Time
The sampling time is displayed after
sampling stops.
The sampling time exceeded
±
1
hour of the preset time.
4 Power Failure
The warning generation and
cancellation date/time are displayed
appended with a number in order.
A power failure occurred during
sampling.
*
"4 Power Failure" is enabled only when "Power Supply" has been set to OFF (sampling is
continued after a recovery from a power failure) at "Set Fault Stop" under "Setup." (
For
details, see P37.)
