Model 3000 Survey meter User’s Manual Section 4
Ludlum Measurements, Inc. Page 4-16 April 2021
Count Time (Default 1 minute) - Tap ON/OFF to select the value to
adjust and MODE to adjust the value. Setting Count Time to 0 enables
continuous count until reset. If 9 minutes are selected, then the maximum
seconds value is 60; otherwise, the maximum seconds value is 59. Available
values are:
Ones Place (0-9)
Tens Place (0-6, 6 only available if minutes value is 19)
Hundreds Place (0-9)
Note:
The UNITS button can be used to advance to the next parameter.
To send Setup mode and save the current setting, press and hold
the UNITS button for approximately 5 seconds, or press the
UNITS button for at least a half a second two times.
Auto Shutdown Time (Default 0 - off) - Tap MODE to adjust the value.
Setting Auto Shutdown Time to 0 disables Auto Shutdown. Available values
are:
Ones Place (0-9) hours
Backlight Threshold (Default LO –most sensitive) - Tap MODE to adjust
the value. Available values are:
LO – Backlight comes on at a higher ambient light level
There are two different options for Backlight Threshold LOW,
which can be set through software. Locate the Parameters in the Others
tab. Enter the desired number into the “Value” field.
- Low Light Turn On: This value will set the threshold that the
backlight will turn on at. (This should be lower than the Turn Off
value.)
- Low Light Turn Off: This value will set the threshold that the
backlight will turn off at. (This should be higher than the Turn On
value.)
HI – Backlight comes on at a lower ambient light level
There are two different options for Backlight Threshold HIGH, which
can be set through software. Locate the Parameters in the Others tab.
Enter the desired number into the “Value” field.