4 
Introduction / Table of Contents  Step One 
   
 
Wiring: ................................................................................................................................................................. 25 
  Wiring Diagram – Sample: ...................................................................................................................... 25 
  Wiring LVU500 series: ............................................................................................................................ 25 
  Wire Connections: ................................................................................................................................... 26 
  General Notes for Electrical Connections, Usage and Safety: ............................................................... 26 
  Common Wiring to Displays, Controllers & PLCs: .................................................................................. 27 
  Switching Inductive Loads: ..................................................................................................................... 28 
  Voltage Output: ....................................................................................................................................... 28 
LVCN414-SW Software Appendix: ..................................................................................................................... 29 
  Sensor Configuration: ........................................................................................................................ 29-35 
    Number of Pumps: ...................................................................................................................... 29 
    Pump/Valve Action: ..................................................................................................................... 30 
    Pump/Valve Mode: ...................................................................................................................... 31 
    Relay Fail-Safe: ........................................................................................................................... 32 
    Switch/Alarm Configuration: ........................................................................................................ 33 
    Switch Hysteresis/Dead Band: .................................................................................................... 34 
    Loop Fail-Safe: ............................................................................................................................ 35 
    Output at Empty: ......................................................................................................................... 35 
  Volumetric Configuration: ................................................................................................................... 36-38 
  Tank Level Confirmation: ........................................................................................................................ 39 
  Write to Unit” ........................................................................................................................................... 40 
Appendix: ............................................................................................................................................................ 41 
  Factory Settings: ..................................................................................................................................... 41 
  User Settings: ......................................................................................................................................... 41 
  Troubleshooting: ................................................................................................................................ 41-42 
Warranty: ............................................................................................................................................................ 43