Victron GX Tank 140 Tank Monitoring f/4-20 MA, 1-10VDC Sensors - Monitors Up to 4 Sensors *Sensor Not Included [BPP920140100]GX Tank 140 Tank Monitoring for 4 20 MA, 1 10VDC Sensors Monitors Up to 4 Sensors *Sensor Not Included The GX Tank 140 takes readings from up to four tank level sensors. It is an accessory for our range of GX system monitoring products, of which the Cerbo GX is the most commonly used model. Tank levels can be read out locally in the system, see screenshot, as well remotely through our VRM Portal. The GX Tank is compatible with current senders (4 to 20