TankMaster Unit Overview
USB-C Power Port
- Provides the primary 5 V input.
- Connect to 5 V DC USB using a USB-C cable to any customer-supplied 5 V DC USB power source.. The red LED indicator will flash when the unit is powered and operating.
|
LED |
Color |
Function |
|
1 |
Red |
Status – Flashes when running |
|
2 |
Blue |
Bluetooth/BLE – Flashes when advertising and listening for the app to connect, solid when connected to a Bluetooth client |
|
3 |
Green |
Wi-Fi – Flashes to indicate operating, solid when connected to configured Wi-Fi access point |

Sensor Connections
- Each of the four pre-connected cables leads to a contactless sensor.
- Sensors are labeled S1–S4 for tank level positions (e.g., Low, Mid-Low, Mid-High, Full).
Typical Setup
- One TankMaster unit per tank (Fresh, Gray, or Black).
- Each sensor attaches externally to the tank wall using the provided adhesive pads.
- The TankMaster is powered from a 5 V DC USB power source, such as an RV’s 12 V-to-5 V DC converter, a vehicle USB port, or a USB battery pack.
- The TankMaster connects wirelessly to your mobile device via the RiVöt TankMaster App for setup, calibration, and ongoing monitoring.
