Getting Started with FieldLab Mobile App

Getting Started with FieldLab Mobile App

This article is for FieldLab Mobile versions 1.5.1 and later.

Establish a Bluetooth connection between FieldLab Mobile App and your Ralston gauge.

Power on your Ralston gauge. 
  1. Confirm that your gauge is Bluetooth enabled.
  2. Confirm that the Bluetooth antenna is connected.
On your mobile device, open the FieldLab Mobile app.



When prompted, allow FieldLab Mobile to use Bluetooth on your mobile device.

Allow FieldLab Mobile to use Bluetooth


Scan for available Ralston gauges
Select the Scan button to locate available gauges.

Select Scan to find available gauges to connect to.


Connect to the gauge
You can connect to multiple gauges at once, if they are available.

Select the Connect button to access your gauge via Bluetooth


Set up your desired settings for the logging session.

Set the measurement units you wish to use for the logging session.

1. Select the gear icon to access settings for your gauge.

Select the gear icon to access settings for your gauge.

2. Scroll to the sensor you wish to change measurement units for.
  1. If you're using a single-sensor gauge, your settings will be under the heading "Sensor A".
  2. If you're using a dual-sensor gauge, "Sensor A"  corresponds with sensor on your gauge that has the letter "A" laser-etched into it, and "Sensor B" corresponds with the sensor on your gauge that has the letter "B" laser-etching.
Locate the sensor you want to change units for

3. Select Pressure (or Temperature) Units to access your list of choices.

Select Pressure Units (or Temperature Units) button to access your list of available units.

4. Select the new unit of measurement you wish to use.
Select the unit of measurement

5. Select the Back button to return to the Devices screen.

Select Back button to return to Devices screen


Set the logging interval

1. Select the gear icon to access settings for your gauge.

Select gear icon to access gauge settings

2. Select Logging Interval

Select Logging Interval button to change interval


3. Select the new logging interval you wish to use. Each interval setting displays the amount of time you can log before the gauge memory is full.

Select your desired logging interval


4. Select Back to return to the Devices screen.

Select Back button to return to the Devices screen

Run your test

Start Logging

While you are within Bluetooth range of the gauge, you can continue to view live readings on your mobile device.
If you leave Bluetooth range, the gauge will continue to log and save the readings.
You can re-establish your Bluetooth connection once you are back in range by selecting the Scan button.



Stop Logging

Select the Stop button once your logging session is complete. Your data will be automatically imported to FieldLab Mobile App from the gauge.




Review test data

1. Select the Data Sets tab.
2. Select the Data Set you wish to view from the list.




The Data Set Summary screen will display key information about your test.

Example of a data set overview.


View entire Dataset
Scroll to the bottom of the Data Set overview screen and select View Dataset button to see every logged point in your data file.




Export Test Data

When you share your data set it will be exported in .csv format.

Select the Share button to access the array of sharing options offered by the operating system on your mobile device. The sharing options available depend on your mobile device operating system and what Apps you have installed.
Here are some common examples of the options that may be available to you:
  1. Google Drive
  2. Microsoft OneDrive
  3. email attachment
  4. Text message attachment
Export and share your data set in .csv file format








    • Related Articles

    • Get started with FieldLab Mobile

      Check compatibility of your mobile device FieldLab Mobile runs on: iOS versions 11.0 and newer. Android versions 9 and newer. Power on your Field Gauge FieldLab Mobile works with any Bluetooth enabled Ralston Field Gauge. Download FieldLab Mobile ...

    • Get FieldLab Mobile for the iPhone and iPad

      Connect to and control your Ralston LC20 Field Gauges with Bluetooth, log and harvest your test data, and share logged data with your organization or client. Download on the App store

    • Export Data Sets from FieldLab Mobile App

      This article is for FieldLab Mobile App versions 1.5.1 and later Review test data 1. Select the Data Sets tab. 2. Select the Data Set you wish to view from the list. View list of saved data sets The Data Set Overview screen will display key ...

    • Connect to one or more gauges with FieldLab Mobile App

      Establish a Bluetooth connection between FieldLab Mobile App and your Ralston gauge. Power on your Ralston gauge. Confirm that your gauge is Bluetooth enabled. Confirm that the Bluetooth antenna is connected. On your mobile device, open the FieldLab ...

    • Connect to a Bluetooth-enabled Field Gauge with the FieldLab Mobile App

      1. Power-on the Field Gauge As soon as you power on your Field Gauge, it will begin advertising its availability to connect to your FieldLab Mobile App. 2. In the FieldLab Mobile App on your mobile device, Select the Scan Button 3. Watch the Devices ...

    • Recent Articles

    • How to Place an Order Using the Ralston Instruments Distributor Portal

      Purpose: This article explains how Ralston Instruments distributors can efficiently place an order using the Ralston Instruments Distributor Portal. Note that this is only available to users who are employees of authorized Ralston Instruments ...

    • How to Request a Quote from Ralston Instruments

      Overview At Ralston Instruments, we aim to make the quote request process as streamlined as possible for both end users and distributors. This guide outlines the steps for each group to request a quote efficiently. For End Users End users are ...

    • Calibrate the pressure sensor on a Field Gauge and Process Meter

      Do-it-yourself instructions for calibrating a Ralston digital gauge with the free FieldLab Desktop software. At the end of this process, FieldLab Desktop will automatically make any necessary adjustments to bring your Ralston gauge to acceptable ...

    • How long do the keypads on the LC gauge last?

      The keypad buttons on the LC10, LC20 and LC30 gauges last typically 5-10 million cycles. This varies depending on the ambient temperature as well as the force with which the buttons are pushed.

    • How National Pipe Thread (NPT) works

      NPT (National Pipe Tapered) threads are a standard used in the U.S. for connecting pipes and fittings. They are designed with a taper meaning that as you screw the male thread into the female thread, the diameter decreases and the threads become ...