Electrical Level Indicators        
lvk 1   leg   lem
LVK   LEG   LEM
 Visual and electrical level indicators    Electrical float level indicator, max. length 350 mm    Electrical float level indicator, max. length 1000 mm. Length adjustable during the installation
         
let    len    leu
LET   LEN   LEU
Electrical float level indicator, with thermostat max. length 400 mm   Electrical float level indicator, max. length 500 mm    Electrical float level indicator, max. length 500 mm