Greyline Instruments XC Operating Manual

Extended Sensor Cable

Greyline Ultrasonic Level Instruments

EXTRA SENSOR CABLE
(OPTION XC)

Each Greyline level instrument includes 25 ft. (7.6 m) RG62AU coaxial cable. Additional RG62AU
coaxial cable and Cable Junction Box (Option JB) may be ordered, or the cable may be spliced and
extended up to 500 ft (152m) as required during installation. No adjustment is required when the
sensor cable is extended or shortened. Use RG62AU (or RG62U) coaxial cable which isonly
available from Greyline Instruments or your local distributor. Nominal impedance of RG62AU cable
is 93 ohms.

Extended sensor cable be installed in metal conduit to prevent interference. Recommendedmust
installation with a metal junction box is illustrated below:

Note: Optional Watertight steel NEMA4 Junction Boxes with terminal strips (Option JB) are also
available from Greyline Instruments.