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The Cerbo GX

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Chapter 5 - Quiz

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1. To use VRM, you need at minimum:
A lithium battery and BMS A GX device connected to the internet A Carlo Gavazzi meter A 4G modem
2. VRM allows, via the remote console, to:
Replacing Cerbo GX Full remote access and configuration Disabling alarms Overcharging batteries
3. To link an installation to an account, you must enter:
The battery serial number The VRM ID of the GX device The router's MAC address The Bluetooth PIN code
4. If you are the first to add an installation to VRM, you become:
Read‑only user Default technician Administrator of that installation Without any rights
5. In "Installation data", the energy from the AC input corresponds to:
The PV energy produced The energy imported from the public grid The DC energy consumed The energy supplied by the batteries
6. Geofencing on VRM requires:
A Modbus meter A GSM connection A GX device with a connected USB GPS A VRM administrator account only
7. Node‑RED in the Victron ecosystem allows, among other things, to:
Automatically update Venus OS Create automation scenarios Completely replace VRM Disable GX alarms
8. In a Node‑RED flow, a Switch node is typically used to:
Create a graphical dashboard Compares values and routes logic Send an email directly Enable Venus OS Large
9. What does a "Communication surveillance" alarm mean?
The customer is speaking too loudly near the Cerbo GX. The Internet connection between the GX device and the VRM portal is down. The battery cable is disconnected. The solar panel is in the shade.
10. Why is it necessary to switch to the "Venus OS Large" version to use Node‑RED?
Normal version lacks features Because Node‑RED requires a larger screen. To increase the hardware warranty. To be able to connect more than 10 solar panels.
11. What is the name of the workspace where you drop nodes in Node‑RED?
A circuit. A Flow. A page. A script.
12. What happens if you delete an installation from your VRM account?
The batteries stop working. All historical data is permanently lost. The Cerbo GX resets to factory mode. Victron sends you an invoice.
13. What does the "Deploy" button in the top right allow you to do?
Restart the Cerbo GX. Save and activate flow changes. Send a test email. Delete all nodes.