Level Watch™

The Level Watch™ is a field ready low-cost way to monitor level at unattended remote tank sites. Receive immediate notification of any level changes. Level Watch is smartphone ready and includes a web and mobile friendly cloud interface to monitor, trend, and get alarms either by text or email. This product will display and record your process level measurement, and give users a way to remotely monitor, collect, and provide data & alarming for tank level or product inventory.

Available in two models to fit every application need:

Level Watch: Non-contact sensor included plus (1) digital/relay input and (1) analog input.

Level Watch Plus: Sensor agnostic for up to six level transmitters - (4) digital inputs & (6) analog inputs (2) 6A relays @250V AC/DC

Minimum switching voltage: 12V AC/DC

The cloud platform offers historical trends for 3 years with data exporting in popular formats as well as reporting by exception to a predefined list of users. All data is secured under the user account and is secured using
password protection.

There is no programming necessary to retrieve data from a Level Watch. Simply log into your account and your data will immediately show up on your personal dashboard. From there, you can assign users that will receive alarms based on the measurement of the sensor. The Level Watch is field ready and comes with mounting brackets to attach to any flat surface. Most importantly, the product includes the 1st year of Verizon/Cloud service.


  • Battery powered level management system
  • Non-contact level sensor included with Bluetooth capability - Measurement up to 26ft
  • Built in cellular alarm dialer via text or email
  • Management cloud dashboard for data logging
Loopback Systems Inc.


  • Input Power:
  • Four 3.6Vdc D size Lithium Thionyl Chloride batteries
  • Optional solar power
  • Optional 120VAC power
  • Input/Output:
  • Standard Offering
  • 1 Digital/relay input reports state, 6A relay @ 250V AC/DC
  • 1 Analog input (1-5Vdc or 4-20mA)
  • Minimum switching voltage: 12V AC/DC
  • Operating Temperature -40 to +185°F (-40 to 85°C)
  • Humidity 0% - 100% condensing
  • Battery Life: Up to 5 years
  • Data Interface: LTE CAT M1 MQTT
  • Cellular Radio Power: 23dBm
  • Antenna Type: LTE w/ Internal GPS
  • Enclosure: Industrial polycarbonate UV Rated; IP64
  • Electrical Connection: Pluggable push in terminal block for sensors Local Micro-USB Configuration Port
  • Weight: 3lbs (≈1.4kg)

Level Watch™

Level Watch Diagram