Register your Field Gauge LC20
Register your Field Gauge to access calibration certificates and install firmware updates.

This article applies to Ralston Field Gauge LC10, LC20, and Process Meter LC30, all models.

Things you will need:
- A PC running Windows.
- FieldLab Desktop software version 1.24 or later installed on your PC. Download the latest version for free.
- A Ralston Instruments Field Gauge.
- USB Cord, provided with your Field Gauge.
1. Download and install the latest version of FieldLab Desktop.
2. Open the FieldLab app on your PC.
3. Power on your Field Gauge and connect it to your PC with the provided USB Cord.
4. If you have not already done so, link the Field Gauge to FieldLab Desktop.
5. Sign in to your FieldLab account.
If you don’t already have an account, create one.
6. Once you've signed in, go to the Devices screen, select the Field Gauge you want to register.
7. On the Overview Tab screen, select the button titled "Register".
8. Review the registration information and select the button titled "Register"
Congratulations! You can now access you calibration certificates for this device and install firmware updates.
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