HS-04 Operator’s Manual Chapter 5: User Mode and Calibration • 63
Updating the Lunch Break Setting (LUNCH)
OFF (factory setting): The HS-04 automatically starts new TWA and PEAK reading collection
and resets the time in operation at startup.
ON: The Lunch Break Screen displays during startup. From this screen, you can choose to
continue accumulating TWA and PEAK readings and the time in operation from the last time the
HS-04 was used or start collecting new readings and reset the time in operation.
1. While in User Mode, press AIR to scroll to LUNCH.
2. Press and release POWER MODE. The current setting flashes.
3. Use AIR to display the desired setting.
4. Press and release POWER MODE to save the setting and return to the LUNCH item in User
Mode.
5. See “Entering Measuring Mode (START)” on page 69 to enter Measuring Mode.
Setting the Confirmation Beep and
Non-Compliance Indicator (BEEP)
The BEEP menu has 3 items: BEEP.SEL, BEEP.INT, and ESCAPE.
1. While in User Mode, press AIR to scroll to BEEP.
2. Press and release POWER MODE. The BEEP.SEL item appears.
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