HS-04 Operator’s Manual Chapter 5: User Mode and Calibration • 37
CAL SET (page 54)
(cont’d)
CAL.INT
(page 55)
How often the instrument needs to be calibrated.
Options: 1 - 1000 days (factory setting is 90 days)
CAL.EXPD
(page 55)
Defines what action must be taken if a calibration is due upon
startup.
CONFIRM
(factory setting): Press and release AIR to acknowl-
edge that calibration is due and continue to Measuring Mode.
CANT.USE
: Cannot enter Measuring Mode until a successful cal-
ibration is performed.
NONE
: A screen indicates that calibration is due but warmup
sequence continues.
ESCAPE Return to the CAL SET item in User Mode.
BUMP.SET (page 56) Change parameters related to bump testing.
SETTING
(page 56)
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 calibra-
tion automatically starts.
OFF
: If a bump test fails, a calibration does not
automatically start.
ESCAPE Return to the SETTING item in the BUMP SET
menu.
BP.RMDR
(page 59)
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
(page 59)
How often the instrument needs to be bump tested.
Options: 0 - 30 days (factory setting is 30 days)
Table 8: User Mode Menu Items
User Mode
Menu Item
Description
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