Ludlum Measurements 25009185, Manual

Page: 23 / 84

2.6. INSTRUMENT USE AND CONTROLS 17
• During normal operation, it will acknowledge/silence alarms in any mode of opera-
tion.
• During normal operation, it will increment the audio through available volume levels
which include mute and high if single audio is enabled or mute, low, and high if dual
audio is enabled.
• Change Log Location selected position (If data logging mode 2 is enabled).
• Will move selection position in the device menu.
Long Press (press and release after one beep):
• In RATE mode, it will reset the currently displayed rate if the user has permission (per-
mission set from Lumic 2.0 software). The minimum display will be shown before re-
turning to the exposure rate.
• In RATE mode, when Sigma Audio is enabled, the instrument will take a new back-
ground reading and update the Sigma Audio level.
• In MAX mode, it will reset the current MAX value.
• In COUNT mode, it will:
– If COUNT mode is ready: It will initiate the count.
– If COUNT mode is in progress: It will stop the current count and reinitialize the
instrument to begin the next count.
– If COUNT mode is complete: It will reset the count mode and reinitialize the in-
strument to begin the next count.
Extra-Long Press (press and release after two beeps):
• Currently has no effect.
2.6.2 UNITS Button:
In default operation, the display shows the current exposure rate using the Primary units. A
short press of the UNITS button (1 beep) will switch between Primary and Secondary units.
Short Press (press and release before one beep):
• Used to switch between Primary and Secondary units.
Long Press (press and release after one beep):
• Currently has no effect.
December 2021