NARDA LR-01, User Manual, Page: 66 / 194

2-6 Installation and use
A manual button allows the user to start logging or measurement
acquisition or reboot the instrument.
Table 2-2 Manual log button status
Manual log button Description
Pressing for more than 5 s
Logger start with deletion of the previously saved Logs (after
setting the Logger by means of the AQ_ command).
Pressing long enough is notified by the fixed LED lighting up (big
red LED) until the button is released.
Short pressing
Logger measurement acquisition (after setting the Logger by
means of the AQ_ command).
The pressing is notified by the big red LED lighting up. It will turn
off when the record is saved.
Pressing while turning on the unit
Reset to default settings with flash save and reboot of the
instrument.
The meter is also equipped with a buzzer, useful for emitting sound
alerts from the rear panel where indicated by the icon.
Table 2-3 Buzzer status
Buzzer Description
Long sound
Field level Alarm threshold exceeded.
Short sound
Logger starting.
Buzzer sound and vibration are not continuous but intermittent, 600ms
on and 400ms off.