
Other Helpful Features of LVCN-302
Interrupted 4-20 mA Signal from Sensor
Whenever the
Over &/or Under 4-20 mA signal received
When the input sensor is sending a 4.0 mA signal, the Actual Liquid Level display will show a \/ character in the first digit of the display.
Actual Liquid Level

00.0
Process Signal
Input is 4.0 mA, but
not an open wire.
See above for open wire
Actual Liquid Level
00.0
Process Signal Input is 20.0 mA
Software Version Numbers
The version number of your
Programmed data cannot be lost
All the data and logic are written to a permanent EEPROM, which will retain your data in the event the power supply is disconnected. There is no battery on the board to maintain the data in the EEPROM.