Operation

The XL3 offers the latest technologies with a large color touchscreen and an additional keypad for safe and intuitive operation. In addition, you can also control the entire XL3 remotely via a web browser.

Operation via the keypad

With the keypad you control the basic functions of the instrument, such as starting or stopping a measurement, switching between different displays or pages, or moving the cursor within a chart view (e.g sound level spectrum).

 

Keypad of the XL3

 

The device keys

Switches between the result views. Press and hold the button to lock the touchscreen.

Press the On/Off key for approx. 2 seconds to switch ON the XL3.

During operation, press the On/Off key briefly to switch the display ON or OFF (but not the meter).

When the display is switched OFF, the key shows the state of the instrument:

  • Pulsing slowly – XL3 is ON;

  • Flashing – Measurement is running;

  • Panic blinking – User interaction required.

To switch OFF or to restart the XL3, press the On/Off key for approx. 3 seconds.

Moves the cursor horizontally (left / right) within a chart view (e.g spectral display).

The ESC key terminates any selection and closes the open window. The cursor returns to the main menu.

By pressing the OK button you confirm the current cursor selection, as for instance the measurement function or the parameters.

Starts a measurement.
Stops the current measurement.

 

Operation via the display

You can operate the XL3 easily and silently via the touchscreen. In addition to simple inputs, the touchscreen also supports swipe gestures to change the displayed page.

A long press on the key locks (or unlocks) the touchscreen to prevent accidental operation.

The display of the XL3 is divided into the following function segments:

The status bar displays general information such as the time of day, network status, microphone connection and battery status. Swipe down to expand this area.

Tap on the Main Menu to select the required measurement function (available measurement functions depend on the installed options).

Display area of the measurement results. The preferred display can be selected by swiping left/right on the touchscreen, or via the key.
Current status (e.g. "READY", "LOGGING" or "PAUSE"), together with elapsed time of the ongoing measurement.

 

The status bar

Always shows the current time of the device on the left. The time is automatically synchronized with the internet via the NTP protocol when there is a network connection.

The microphone symbol indicates that an ASD-compatible NTi Audio microphone is connected, and the calibration data has been read.
Valid Wi-Fi connection; the number of segments represents the signal strength.
Network connection created via 600 000 535 USB-C to LAN Adapter.
The File Push service is active and the XL3 is uploading the files from its internal memory to the cloud drive.
The XL3 has pushed (i.e uploaded) all the files from its internal memory to the cloud drive.
An error has occurred during the uploading process, or the service is incorrectly configured; check the log file for more information.
Icon
Animation Meaning


Static

 Current charge status of the Li-Ion battery (100% = full); an animated icon indicates that the battery is charging.
Static Standard discharge
Static Low battery level
Blinking Critical battery level
Slow charge level
animation (every 1s)		 Slow charge (Could happen if used a 5V USB connection)
Fast charge level
animation (every 0.5s)		 Fast charge (With a USB-PD charger or through the DC jack)
Slow charge level
animation (every 1s)		 Connected to power supply but unable to charge
Blinking Temperature error while charging or discharging
Static Battery error (e.g battery has been removed during operation)
Static No battery detected
Blinking Critical error
Static (red) WARNING – Battery failure! Observe the error message (see chapter Commissioning) or contact the NTi Audio support.
A Weather station is connected to the XL3.
The connection to the weather station has been interrupted.
A GPS Mouse is connected and working.
The signal is too weak to get the GPS location.

 

Quick settings

Swipe down across the display to get access to the quick settings.

Record screenshot – tap this icon to record a PNG picture of the current screen; alternatively, you may also press the two arrow keys + simultaneously. The recorded picture will be saved on the SD-card.
System settings
Calibration screen
Connections
Rechargeable battery
Display brightness – move the slide controller to the left (darker) or right (brighter) to adjust the brightness of the LCD.

 

Data access and remote control via web browser

For detailed instructions on how to set up and use the web browser for data access, please refer to chapter Data transfer.