34 • Chapter 5: User Mode and Calibration
SC-04
BUMP.SET (pg.51)
Change parameters related to bump testing.
SETTING
(pg.51)
GAS.TIME
How long gas is applied during a bump test.
Choices:
30
(factory setting),
45
,
60
,
90
seconds
CHECK
Percentage of calibration gas concentration that the
bump test reading must be within in order to pass bump.
Options:
10%
,
20%
,
30%
,
40%
,
50%
(factory setting)
CAL.TIME
How long gas is applied during a calibration.
GAS.TIME
is deducted from this time.
Options:
90
(factory setting) or
120
seconds
A-CAL
ON
(factory setting): If a bump test fails, a calibration
automatically starts.
OFF
: If a bump test fails, a calibration does not auto
-
matically start.
ESCAPE
Return to the
SETTING
item in the
BUMP SET
menu.
BP.RMDR
(pg.53)
ON
: The instrument notifies the user upon startup when a bump test is
due. Notification type depends on
BP.EXPD
setting below.
BP.DATA
screen appears in Display Mode.
OFF
(factory setting): No notification upon startup when a bump test is
due.
BP.DATA
screen does not appear in Display Mode.
BP.INT
(pg.53)
How often the instrument needs to be bump tested.
Options:
0
-
30
days (factory setting is
30
days)
BP.EXPD
(pg.54)
Defines what action must be taken if a bump test is due upon startup.
CONFIRM
(factory setting): Press and release AIR to acknowledge
that bump test is due and continue to Measuring Mode.
CANT.USE
: Cannot enter Measuring Mode until a successful bump test
is performed.
NONE
: A screen indicates that bump test is due but warmup sequence
continues.
ESCAPE
Return to the
BUMP SET
item in User Mode.
ALARM-P (pg.54)
Set alarm points (WARNING, ALARM, ALARM H, STEL, TWA) and/or reset all alarms
to their default settings.
LUNCH (pg.56)
ON
: Lunch break feature is on. Instrument asks if you want to resume TWA and PEAK
readings at startup.
OFF
(factory setting): Lunch break feature is off. Instrument resets TWA and PEAK read
-
ings every time it’s turned on.
Table 8: User Mode Menu Items
User Mode
Menu Item
Description